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14:36Which of the following statements is true regarding gustatory cells?
a. They have microvilli that project into the taste pore.
b. There are only 10–20 gustatory cells in a typical taste bud.
c. They have a lifespan of approximately 6 months.
d. Some form synapses with neurons that give rise to the trigeminal nerve.
The primary olfactory cortex is located in the:
a. Frontal lobe
b. Occipital lobe
c. Parietal lobe
d. Temporal lobe
Suppose the round window in your middle ear became very stiff. What effect would this have on hearing, and why?
Your 60-year-old patient, Mr. Guster, has Bell's palsy, which causes dysfunction of those portions of the facial nerve that control muscles of facial expression. He is surprised when you tell him to tape the eyelids of his right eye closed at night to prevent dryness. Why might Bell's palsy cause dryness of the eye on the affected side?
Your friend tells you that she has just been diagnosed with myopia, and she wonders if staring at her computer screen too much might have caused her problem. What do you tell her?
Mrs. Flores is a 45-year-old female who suffered a fracture of the ethmoid bone as the result of a car accident. Several days later, she complained that she couldn't taste her food very well. How is her injury related to the loss of taste sensation?
