A. presynaptic nerve impulses to postsynaptic nerve impulses B. stimulus energy into energy of a graded potential C. receptor energy to stimulus energy D. afferent impulses to efferent impulses. If you could monitor the activity from the photoreceptors of rods and cones in the retina during a dream, would you expect these cells to be producing electrical signals? 2003-2023 Chegg Inc. All rights reserved. The ________ detect movement of the head. Nerve fibres and nerve endings also occur in the subchondral bone of the zygapophysial joints. There are ________ different olfactory receptor proteins in humans that allow us to sense a variety of odors. a) Proprioceptive information from the knee joint b) Pain sensation from the fingertip c) Visual stimulation from the retina of the eye d) Vasoconstriction impulse sent to the bloo. <>
The Anatomy of the Central Nervous System, How the Nervous System Detects and Interprets Pain, 3 Best Anti-Itch Creams to Soothe Itchy Skin, An Overview of Opioid-Induced Hyperalgesia and Allodynia, Comparison of functional characteristics of intradental A- and C-nerve fibres in dental pain, Nociceptors: the sensors of the pain pathway, University of Connecticut Health Center: Nociceptors and the Perception of Pain, Pain processing in the Human Nervous System: A Selective Review of Nociceptive and Biobehavioral Pathways. 30. There are different classes of nociceptors, which are based on which type of stimuli they respond to:. a) Proprioceptive information from the knee joint b) Pain sensation from the fingertip c) Visual stimulation from the retina of the eye d) Vasoconstriction impulse sent to the b, Sense of touch; understanding what we are touching: a) Parietal lobe b) Primary motor cortex c) Fusiform area d) Prefrontal cortex e) Temporal lobe f) Frontal lobe g) Primary somatosensory cortex h) Occipital lobe, Which of the following would be classified as special sensory information? Olfactory dysfunction, or dysosmia, is a problem with the sense of smell. Stressed or damaged tissues release chemicals that activate receptor proteins in the nociceptors. Sensory endings located in muscles, tendons, joints, and inner ear are called a. exteroceptors. Which type of receptor signals that your stomach is full after a big meal? Vision, seeing: a) Parietal lobe b) Primary motor cortex c) Fusiform area d) Prefrontal cortex e) Temporal lobe f) Frontal lobe g) Primary somatosensory cortex h) Occipital lobe. Nociception provides a means of neural feedback that allows the central nervous system (CNS) to detect and avoid noxious and potentially damaging stimuli in both active and passive settings. E) All of the answers are correct. As a result, after an acute injury, a person experiences pain in two phases, one from the A fibers and one from the C fibers.. Bodily sensations are typically attributed to bodily locations and appear to have features such as volume, intensity, duration, and so on, that are ordinarily attributed to physical objects or . 01/17/2023. Chemical damage is caused by contact with toxic or hazardous chemicals. Prim Care. students, assigned exercises, and exercise submission in LiveLab. At present, there are no clear ultrastructural differences between non-nociceptive free nerve endings (e.g., sensitive mechanoreceptors and thermoreceptors) and nociceptive ones. 1988;25:219-221, Tanelian DL. True B. Injury results in the local release of numerous chemicals from non-neuronal cells (e.g., fibroblasts, mast cells, neutrophils, monocytes, and platelets), as well as from the sensory terminals of primary afferent fibers that mediate or facilitate the inflammatory process. constraint pkLog primary key (username, exerciseName) Nociceptors are a type of receptor that exists to feel all and any pain that's likely to be caused by the body being harmed. 1943;6:293315, Schaible HG, Schmidt RF. Chapter 6: Pain Principles. B) sensory perception. The ________ ear not only detects sound, but also detects gravity and movement. Autonomic ganglia contain the cell bodies of motor neurons. D)Liver. Lower extremities. That is usually the journal article where the information was first stated. Meissner corpuscles- An encapsulated nerve ending, present at the upper part of the dermis. B) No, because rods and cones only convert light energy into electrical signals. [11] In contrast to the hyperalgesia following intense noxious stimuli, prolonged exposure to capsaicin can result in subsequent desensitization.While the discovery of thermosensitive TRP channels has greatly enhanced our understanding of transduction mechanisms of thermal stimuli, findings in animals with selective gene deletions clearly indicate that multiple and yet unknown transduction mechanisms are engaged by thermal stimuli. In contrast, the collagen ber bundles of the tendon tissue proper were almost free of free nerve endings. A. basal ganglia B. primary sensory cortex C. association cortex D. thalamus E. spinal cord, The glossopharyngeal nerve is the only cranial nerve that contains sensory fibers. Somatic pain happens when any of the pain receptors in your tissues, such as muscles, bone, or skin, are activated. b. interoceptors. 2. Free nerve endings. A solute to which the cell membrane is not as freely permeable as it is to water will function as an ! (mark all that apply) A. pressure B. smell C. pain D. body position, Striking the "funny bone" is actually stimulation of (or injury to) the ________. the following data in AGSLog before you run this program, the AGSLog table now The number and location of all nerve fibers and nerve endings vary according to the function of the tendon, being more represented in the smaller tendons involved in fine movements. taste buds. Thomas is deaf, but can feel the vibrations of music through sensory receptors in his skin called: A. lamellated (Pacinian) corpuscles. 5) In order for a sensation to become a perception, A) the other senses must be silent. \hline \text { wbc } & \text { e2 } & 7 & 1 \\ Which of the following has the greatest potential to damage hair cells after prolonged exposure? A. Erica Jacques, OT, is a board-certified occupational therapist at a level one trauma center. Nociceptors, although polymodal, can be further divided into two main classes on the basis of response to mechanical stimuli, leading to a distinction between mechanically sensitive afferents (MSA) and mechanically insensitive afferents (MIA) defined as afferents that have very high mechanical thresholds or are unresponsive to mechanical stimuli. A. Which of the following mechanoreceptors are stimulated by heavy pressure? For example, if the tables contain Dubin AE, Patapoutian A. Nociceptors: the sensors of the pain pathway. d. equilibrium. Journal of Neurophysiology. Magnitude estimation is the simplest level of sensation. Decreased sensitivity to a continued stimulus is called? A) Taste B) Heat and cold C) Odor D) Vibration E) Light, Chemoreceptors include A) hair cells. A. Nociceptors in intervertebral discs are normally limited to the outer third of the annulus, could be the substrate for discogenic pain when they are expanded over the larger annular area and penetrate further into the degenerated disk along the vasculature and ssures. Neurogenic inflammation causes a release of neurotransmitters, notably substance P and calcitonin gene-related peptide (CGRP), which leads to severe vasodilation, as well as plasma leakage of proteins and fluid from post capillary venules.[3]. If this doesnt work, your doctor may suggest another approach. Radiculopathy is an example of a condition that causes radicular pain. Many nociceptors of the joint respond to innocuous movements but are increasingly activated when movements exceed the physiological working range, whereas other nociceptors are active exclusively during noxious movements. The ExerciseAssigned People's feelings are important and should be heard, considered and respected but they should not be used as a basis for truth. You can learn more about how we ensure our content is accurate and current by reading our. I was wrong. Berlin Conference. Hair cells are important in the sense of _______. In summary to the above, immediate, well localised, stingy pain sensation is mediated by small diameter myelinated nerve fibres, type A. Headaches and cuts are both considered somatic pain. c. they are not present in the nervous tissue of the brain. Roger's diminished hearing is most likely due to damage of, The hair-like projections of the hair cells are inserted into the, The tiny stones in the vestibule, which move in response to gravity, are made of. Weegy: A geology student finds a rock formation composed of sedimentary rock. Ngassapa DN. d. olfactory receptors. The vertebrate eye has remained remarkably similar over 500 million years, from our early lamprey-like ancestors to humans (Lamb, Collin, & Pugh, 2007).The eye is enclosed in bone and perforated to pass the optic nerve and vasculature, with photons entering across the cornea and refracted by a contractile crystalline lens onto the retina, a photosensitive tissue that transmits the visual . [12] Free nerve endings are represented inside the tendons, but mainly in peritendinous tissue, are pain receptors. Conscious awareness of incoming sensory information is called. The (Ventral/Dorsal) roots innervate the skeletal muscles. New York: Appleton and Lange; 2000. p472-491. a. otoliths b. crista ampularii c. CN II d. proprioceptors e. all of the above; Damage to the cribriform plate would most likely affect the sense of: a. vision b. hearing c. balance d. smell \end{array} A . <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>>
Reeves AG, et al. exerciseName varchar(100), /* This is the exercise */ All other trademarks and copyrights are the property of their respective owners. 3. C. The head and part of the neck. All of the following are examples of nociceptors except: a. they are widely distributed throughout the skin. Which of the following is not a function of the hypothalamus? Harm can include mechanical or physical damage to various parts of the body. (2008). A. pain B. temperature C. touch D. balance/equilibrium E. pressure, Transduction refers to conversion of ________. Receptor potentials are ________ the strength of the stimulus. Which of the following choices lists the steps of stimulus processing in the correct order? 2005-2023 Healthline Media a Red Ventures Company. Pain, Its Anatomy, Physiology and Treatment. \end{array} Harm can include mechanical or physical damage to various parts of . How is the placement of the eyes of a predator different from their placement on its prey? Decreased mechanical allodynia after nerve injury (neuropathic pain model) A and B O D. They play a pivotal role in how you feel and react to pain. How does the ear distinguish between loud and soft sounds? Receptors for olfaction and gustation are _______. [13] In a normal state, nociceptors such as those seen in the facet joint capsule have a high threshold and would not be expected to discharge unless loads are supraphysiologic. Nociceptors are sensory receptors that detect signals from damaged tissue or the threat of damage and indirectly also respond to chemicals released from the damaged tissue. b. pressure. The louder the sound, the more the hair cells are bent. tactile (Merkel) disc. A.nociceptors B.mechanoreceptors Increased thermal pain threshold OB. A.sight is dependent on a photochemical reaction B.the optic nerve is unnecessary to sight C.color-blind persons have congenitally inoperative rods D.as we grow older, we become more capable of lens accommodation 54. E) An area of the retina that has no receptor cells, People who wear contact lenses or glasses have a defect in the. e. conduction. submitted bit default 0, instructorEmail varchar(100), Nociceptive pain can be classified according to the tissue in which the nociceptor activation occurred: superficial somatic ( e.g. 1963; 33:117. c. proprioceptors. Nociceptors have the morphological appearance of free nerve endings. A. afferent nerves B. efferent nerves C. motor nerves D. mixed nerves, Reciprocal inhibition means that while one sensory nerve is stimulated, another sensory neuron for synergistic muscles in the same area is inhibited and cannot respond. First, physical changes (joint effusion and tissue edema) alter the resting and movement-induced forces exerted on the joint tissues, and second, inammatory mediators released within the damaged tissue sensitize articular nociceptive afferents by binding to receptors on the nerve endings. It leads to messages of pain being sent via the CNS to the brain. e. light. All of the following nerves are classified solely as motor nerves except: a. Oculomotor nerve. After axonal injury, regeneration in peripheral nerves is guided by ________. Which is NOT a special sense? C) do not have the photopigments stimulated by red or green light. C in the skin. Comparison of responses of warm and nociceptive C-fiber afferents in monkey with human judgements of thermal pain. contains the new records after the program runs. D) corpuscle. B. smell. Odor molecules diffuse through mucus and bind directly to the ________ of olfactory receptors. b. mechanoreceptor. [8] A decrease in the response to heat is also observed following mechanical stimuli applied to the receptive field or electrical stimuli applied to the nerve trunk. Your pain management is decided based on your symptoms and what caused the pain. A. smell receptors B. pressure receptors C. nociceptors D. touch receptors, Which type of receptors transduce pain and temperature? ``` Nociceptors can be activated by three types of stimulus within the target tissue - temperature (thermal), mechanical (e.g stretch/strain) and chemical (e.g. \end{array} All the following are examples of nociceptors except.. The sense based on air vibrations is A. taste. Get started for free! e. equilibrium. Nociceptive stimulation of viscera leads to diffuse pain that is difficult to localize. However, if your pain continues, you need to talk with your doctor. The many individual light-sensitive subunits in an insect's eye are called A) cones. c. pain d. thermal sensations. b) Heat. \hline Neuron patterns controlling transmission of ipsilateral hindlimb reflexes in cat. E) pain. These sensations create awareness of your body's positioning. The perineurium defines the boundary of a ________. Examples include extreme temperatures (see sidebar), electrical shocks, hypoxic conditions (lack of oxygen), or exposure to toxic substances . Much of "taste" is actually smell; when you have a cold, your nose is stuffed up and you cannot smell very well because odor and taste molecules cannot reach the olfactory receptors. exerciseName varchar(100), d. fine and gross motor control. C)Lamellar (pacinian) corpuscles. e. joint and muscle position sense. A. c) Cold. crossed-extensor reflex stretch . a) Changes in interest rates. Capsaicin molecules bind to a transmembrane ion channel in nociceptors that is sensitive to temperatures above 37C. During diagnosis, your doctor will ask you, Somatic pain is constant and involves superficial injuries. c. nociceptors. Looking at this in more detail, if you stub your toe, the nociceptors on your skin are activated, causing them to send a signal to the brain, via the peripheral nerves to the spinal cord. 1 0 obj
copyright 2003-2023 Homework.Study.com. A. There are five different types of sensory receptors found within the body. (2014). Explain how structures within the saccule would respond to descending in an elevator from the fifteenth floor to the third floor? Because sensory neurons transmit nerve impulses towards the CNS, they are sometimes called _______ neurons. A. epineurium B. perineurium C. endoneurium D. myoneurium, Which receptors do not generally adapt? The special sense of taste is carried by: A) the facial nerve B) All of these nerves C) the hypoglossal nerve D) the glossopharyngeal nerve E) both the facial and glossopharyngeal nerves. What area of the brain interpretes smell sansation? B. Perceptual detection is the ability to detect how much stimulus is applied to the body. \hline e. nociceptors. True B. In the case of minor injuries, the pain quite often goes away as the injury heals. For the given state of plane strain, use Mohr's circle to determine (a) the orientation and magnitude of the principal strains, (b) the maximum in-plane strain, (c) the maximum shearing strain. The channel proteins react already too small pH changes. A. pons B. thalamus C. reticular formation D. medulla. Nociception refers to a signal arriving at the central nervous system as a result of the stimulation of specialised sensory receptors in the peripheral nervous system called nociceptors. x\YoH~7Oq}Z8sl&`0Y]vjRT6,lW]Ww}li`v{u>gnob$~?L?'rp{5)W`T}P#cBbw_Etwg*; a) Optic Nerve b) Olfactory Nerve c) Trigeminal Nerve d) Glossopharyngeal Nerve. | answerspile.com Acid-sensing ion channels (ASICs) constitute a family of receptor molecules that are sensitive to a drop in pH and open at various pH values. C. touch. The unmyelinated C fibres are also heterogeneous. d. cortex. $$ Whic. A. trigeminal B. facial C. glossopharyngeal D. trochlear, Dermatomes are skin segments that relate to sensory innervation regions of the spinal nerves. $$ Technically, it is a deviation from the normal sensing and perception of odor molecules, or olfactory stimuli processing. Find and create gamified quizzes, lessons, presentations, and flashcards for students, employees, and everyone else. Vision is dependent upon what? (a) cerebrum (b) cerebellum (c) medulla oblongata (d) thalamus (e) hypothalamus. I used to dismiss pain creams as too lightweight for my chronic pain. Optometrists, who help patients with their vision problems, know that certain types of repetitive use of the muscles around the lens of the eye can "train" the lens to become flatter than normal. In: Kandel ER, Schwartz J, Jessell T. editors. The nociceptors can also detect chemical and thermal damage. $$ a) Vibration. J Orthop Res. The division of the PNS that controls smooth muscle, glands, and other non-voluntary effectors is the _________ nervous system. However, in the same study, the nerve ber density in the peritendineum of the rat calcaneal tendon was found to be several times higher than that in the GS muscle. Baroreceptors. If the pressure is strong enough, it may result in pain. Functionally, the dorsal root of the spinal cord is: a. motor. Experimental Brain Research. D. mechanoreceptors. In humans, depth perception is possible because. 2023 Dotdash Media, Inc. All rights reserved. ``` Your best friend sneaks up behind you and lightly strokes the back of your neck with a feather. d. smell. Betulinic acid (1) and betulin (2) are natural products extracted from desert lavender.1 has antinociceptive activity in neuropathic pain models via bock of N- and T-type channels.. Twenty-eight analogs of 1 and 2 were screened against channel activity and antinociception. If the doctor says you have a middle ear infection, which of the following could be involved? Special senses include what? \hline \end{array} Because motor neurons transmit nerve impulses away from the CNS, they are sometimes called _______ nerve fibers. Moller, Aage (2014-04-22). ); A. Pacinian corpuscles B. Meissners corpuscles C. Muscle spindles D. Free nerve endings E. Hair root plexus, Which of the following are special senses (mark all that apply). False, Bell's palsy is ________. Nociceptors have heterogeneous properties, responding to multiple stimulus modalities (polymodal). C fibres mediate poorly localized anatomically type of pain, it has an aching and burning character, comes later than the initial first sensation and it is difficult to estimate its strength. A. osmoreceptors B. photoreceptors C. mechanoreceptors D. nociceptors E. thermoreceptors, A fall or an improperly delivered gluteal injection could result in ________. The five distinctly different tastes that stimulate receptors on the human tongue are ________, ________, ________, ________, and ________. \begin{aligned} The strength of a stimulus is indicated by the ________ of action potentials. D. sight. 2010; 35(4):E101-4. Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. (a) accessory (b) abducens (c) trigeminal (d) hypoglossal (e) facial. A. extensor thrust reflex B. stress reflex C. crossed-extensor reflex D. stretch reflex, Which type of receptors transduce fine touch and are found within the stratum basale of the epidermis? Human fingertips have the same number of touch receptors per square inch as the skin of the back. Tactile sensations other than itch and tickle are detected by a. free nerve endings. Wall and Melzacks Textbook of Pain. a. What type of stimulus is detected by the sensory receptors of the skin? ANOVA indicated that with data from both studies combined, concentrations of all analytes for the active group were higher than concentrations in the latent and normal groups (pH level is lower). New research revealed that combining cognitive behavioral therapy (CBT) with tailored exercises could significantly support pain management. b. transduction. All the following are examples of nociceptors except.. what stimulates the receptors that determine taste? Pain differs from the classical senses (hearing, smell, taste, touch, and vision) because it is both a discriminative sensation and a graded emotional experience associated with actual or potential tissue damage. A) True. University of Connecticut Health Center: Nociceptors and the Perception of Pain. Neuroscience & Biobehavioral Reviews. The ability to touch your finger to your nose while your eyes are closed is because you can sense the position and movement of your joints as well as the length of stretch in your muscles. A. oculomotor B. olfactory C. trigeminal D. facial, The senses of smell and taste are transduced by______. Elliot Aronson, Robin M. Akert, Samuel R. Sommers, Timothy D. Wilson, Elliot Aronson, Robin M. Akert, Timothy D. Wilson, Arlene Lacombe, Kathryn Dumper, Rose Spielman, William Jenkins. Pain sensations from the viscera, that are sometimes perceived as . The spinal nerves supply all body parts except which of the following. b. Hypoglossal nerve. B. grow and develop. b. they exhibit sensory adaptation. \hline \text { cde } & \text { p2 } & \text { Yao Mi } & \text { c@ } @ m a i l . Why do things appear mainly black or white to us in low light? \hline \text { wbc } & \mathrm{e} 2 & 7 & 1 \\ Diabetic neuropathy and pain caused by multiple sclerosis are some examples of neuropathic pain. This type of pain is often stimulated by movement. Sunderland, 2001: Sinauer Associates. c) Gall bladder and the right shoulder. what stimulates the receptors that determine taste? What is the effect of a cornea that is too flat? All of the following features of the Earth are important to life as we know it except: a. abundant surface water in the liquid state. Which of the following chemical compounds stimulate cold receptors in the skin and oral cavity? A. Visceral organs B. Nociceptors Mechanoreceptors. Sensory neurons are simple nerve endings or capsulated neurons that communicate directly with interneurons of the CNS (spinal cord and brain). CBT is. Select the correct path through which sound waves travel to stimulate hearing. results. Read our, PhotoAlto / Odilon Dimiertty Images / Getty Images, Causes of Allodynia: A Rare, Distinct Type of Pain in Fibromyalgia and ME/CFS. B) Camp Fire. d. hearing. Which of the following is a characteristic of A-delta fibers? All of the following are primary taste sensations except: . A. within the sensory receptor B. in the cortex C. between the cortex and cerebellum D. between the cortex and thalamus E. between the spinal cord and thalamus, Which of the following is not an aspect of sensory perception? Which of the following cranial nerves sends sensory and motor branches to the larynx? \hline \text { abc } & \text { e1 } & 9 & 1 \\ 1978;41:509-528, Treede RD, Meyer RA, Raja SN, Campbell JN. a. light b. touch c. temperature d. sound e. smell, What kind of stimuli can the internal ear sense? \hline \text { c@ gmail.com } & \text { e1 } & 4 \\ ); E)Stomach., 2)Pain, heat, and cold are detected by A)Tactile (Meissner) discs. Which of the following will respond to steady pressure? *fz)dn@\^2w3M86}mDgk# u#&lad6}"MHK6&Z`ZtPl|l,ely(tCR.:\tbOMgd4
,`X\ ;d\X\^p$&aX6+v(.I]n The Kyoto protocol of IASP Basic Pain Terminology. What are the two main functions of the choroid layer, located behind the retina in humans? Heres more about somatic versus visceral pain, and when to see your doctor. constraint pkCustomExercise primary key Nociceptors can be classified by the conduction velocity of their axons[3] or fibres diameter,[4] this is group III and IV ord A and C respectively. &\begin{array}{|l|l|l|l|} Question: All of the following are true of nociceptors except Question options: are encapsulated use type C fibers are tonic in nature are chemoceptors use. C) pinna. Cell Tissue Res. A. Meissner's corpuscles B. tactile discs C. Pacinian corpuscles D. hair follicle receptors $$ . In comparison, neuropathic pain is linked with damage to the bodys neurological system. In human microneurographic studies, injection of ATP activated 60% of mechano-responsive and mechano-insensitive C-nociceptive fibers without sensitizing these fibers to mechanical or heat stimuli. Figure 2 shows, as examples, pH and SP. Sildalis 120 mg generic with visa How many semicircular canals are in the inner ear of the right ear? \hline \text { instructorEmai1 } & \text { exerciseName } & \text { maxScore } \\ Somatosensation occurs all over the exterior of the body and at some interior locations as well. D) motor sensation. True B. When the elevator is not moving, the hair cells of the saccule are horizontal and embedded in a gelatinous matrix topped with tiny, calcium carbonate stones. A _______ is a collection of neuron cell bodies outside the CNS. A highly sensitive tactile receptor composed of dendritic processes of a single myelinated fiber that makes contact with specialized cells of the stratum germinativum is a. answer choices. Agents and Actions. a. Auditory b. Gustatory c. Olfactory d. Visual. You can find out more about our use, change your default settings, and withdraw your consent at any time with effect for the future by visiting Cookies Settings, which can also be found in the footer of the site. A cell specialized to respond to a particular type of stimulus is a. Cones are specialized to detect which of the following types of stimuli? Pressure either increases or decreases within the middle ear cavity because air pressure across the tympanic membrane cannot be equalized. D. remain without change over time. e) All of the choices are correct. b. phantom limb sensation. $$ There are three small bones in the inner ear. Body movement receptors are called ________. a. touch b. smell c. taste d. vision. Free nerve endings respond to? LR o$tik:\XEe:HKtlSYK{8#Qp&R\JC!O0>c| l~
x/6kMKDo'':z$Uq'y{^ The round shape of the eyeball is maintained by the gel-like, Your friend has trouble distinguishing the color red from the color green. Which of the following senses does not communicate via transduction? In: McMahon SB, Koltzenburg M, editors. Become a Study.com member to unlock this answer! OC. The A variety of receptor typesembedded in the skin, mucous membranes, muscles, joints, internal organs, and cardiovascular systemplay a role. User: Question 15 (5 points) A zone of metamorphism around a source of heat, such as a body of magma, is known as a/an Weegy: Aureole is a zone of metamorphism around a source of heat . Of particular interest is the heat responsive, but mechanically insensitive unmyelinated afferents that develop mechanical sensitivity only in the setting of injury. Journal of Physiology. Fein A. The receptors for the kinesthetic sense are located in the: a. outer ear. tactile (Meissner) corpuscle. \hline \text { abc } & \text { p1 } & \text { John Roo } & \text { t@ gmail.com } \\ Why do your parents or grandparents most likely need glasses to read? c. special senses. Spicy foods often contain the chemical capsaicin, which activates certain receptors in the mouth, causing your mouth to feel like it is "burning." E) Rods are more sensitive to light than are cones. All of the following are examples of mechanoreceptors EXCEPT. 'g& Our website services, content, and products are for informational purposes only. A taste bud is a cluster of cells (supporting, stem, and taste receptor cells) embedded in papillae on the tongue. Frequent action potentials are interpreted as loudness in the brain. &\text { AGSStudent }\\ C) it must received by the somatosensory cortex. High-threshold receptors exclusively innervate organs from which pain is the only conscious sensation (i.e., ureter, kidney, lungs, heart), but are relatively few in organs that provide innocuous and noxious sensations (e.g., colon, stomach, and bladder), innervated mostly by low-threshold receptors.
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