Sensory Physiology

Sensory Physiology - Guided Reading - Sensory Physiology I...

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Guided Reading - Sensory Physiology I 1. Which of the following statements is true? A. Our senses can perceive a wide range of energies. B. Different modalities of sensations have different types of impulses. C. Sensory receptors transduce different forms of physical energy to nerve impulses. D. The brain cannot distinguish between impulses of cold and heat. 2. Nodding your head up and down would stimulate receptors in the utricle. True False 3. Inhibiting phosphodiesterase would cause the photoreceptor to undergo A. hyperpolarization. B. depolarization. C. repolarization. D. EPSPs 4. What type of G-proteins are associated with the visual cycle? A. transducins B. gustducins C. roducins D. None of the choices are correct. 5. Proprioceptors allow for individuals to determine the position of a limb or body part. True False 6. Axons from the nasal portions of both eyes will decussate in the A. lateral geniculate nucleus. B. optic chiasma. C. superior colliculus. D. striate cortex. 7. Receptive fields of simple neurons are rectangular because they are best suited to stimulation from a slit of light. True False 8. Pupil diameter would be increased by A. contraction of the circular muscles. B. contraction of the ciliary body. C. contraction of the superior rectus muscle. D. contraction of the radial muscles. 9. What causes the release of neurotransmitters from sweet and umami tastes? A. opening of extracellular Ca 2+ channels B. closing of K + channels C. release of Ca 2+ from endoplasmic reticulum D. closing of Na + channels
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A. astigmatism B. myopia C. hyperopia D. presbyopia 11. Where is the primary gustatory cortex? A. postcentral gyrus of the parietal lobe B. prefrontal cortex C. temporal lobe D. insula 12. Monosodium glutamate stimulates bitter taste receptors. True False 13. What new procedure is used by many people to correct refractive problems? A. lens replacement B. LASIK C. corrective lenses D. refractometry 14. A given gustatory sensory neuron may be stimulated by more than one taste cell located in a number of different taste pores. True False 15. Basal stem cells in the olfactory epithelium produce new olfactory receptors every one to two months. True False 16. The ______ system is involved in the pupillary response. A. tectal B. geniculostriate C. optic chiasma D. sensory adaptation 17. ______________ occurs when there is significant asymmetry of the cornea and/or lens. A. Myopia B. Hyperopia C. Astigmatism D. Presbyopia 18. Eye movements are regulated by information sent to the A. lateral geniculate nucleus. B. hypothalamus.
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This note was uploaded on 03/20/2012 for the course MCB 32 taught by Professor Smiley during the Fall '11 term at Cal Poly.

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Sensory Physiology - Guided Reading - Sensory Physiology I...

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