Exam 6: The Peripheral Nervous System: Afferent Division Special Senses

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Indicate the characteristics associated with each part of the ear using the answer code below: a.external ear b.middle ear c.cochlea d.semicircular canal e.utricle and saccule f.external ear and middle ear g.cochlea, semicircular canal, utricle and saccule h.semicircular canal, utricle and saccule i.cochlea and semicircular canal -Contains otoliths in gelatinous mass

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Match the following terms with their descriptions. a.Alkaloid b.Acid c.Anything with chemical configuration similar to glucose d.NaCl -Tastes salty

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Indicate which of the following regions are part of ascending pain pathways, descending analgesic pathways, or both. a.part of ascending pain pathway b.part of descending analgesic pathway c.participates in both pain and analgesic pathways -Reticular formation

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The choroid

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The lateral geniculate nucleus is located in the part of the brain called the ____________________.

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Describe how the eye focuses on objects moving nearer or farther away.Include the following in your answer: lens, ciliary muscle, suspensory ligaments, fovea, more light refraction, and less light refraction.

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The ____________________ is the "middle" ear ossicle, and it transmits sound vibrations from the ____________________ (first ossicle) to the ____________________ (last ossicle).

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Match the following term with its description. a.timbre b.pitch c.intensity -Sound pitch

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Indicate the characteristics associated with each part of the ear using the answer code below: a.external ear b.middle ear c.cochlea d.semicircular canal e.utricle and saccule f.external ear and middle ear g.cochlea, semicircular canal, utricle and saccule h.semicircular canal, utricle and saccule i.cochlea and semicircular canal -Consists of three spiral compartments

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Match the following receptors to their locations. a.chemoreceptors b.mechanoreceptors c.photoreceptors -Olfactory mucosa

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The rods and cones synapse with ____________________ cells, which in turn synapse with ganglion cells before entering the optic nerve.

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Cone photoreceptors provide high visual acuity.

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Which of the following is the proper sequence of retinal processing?

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The first structure to intercept light as it enters the eye is the

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Which type of sensory input is not integrated into the sense of equilibrium?

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Pacinian corpuscles

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Binding of scent signals to olfactory receptors

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____________________ are the receptors that experience the least amount of adaptation.

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Incoming visual information is relayed to the appropriate cortical tissue by

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Conscious interpretation of external stimuli

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