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Anatomy & Physiology

Study Pack

Set 15 The Special Senses

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Question 1

(Multiple Choice)

Free
Before an olfactory receptor can detect an odorant,it has to

A)contact a specialized olfactory cell.
B)bind to receptors in olfactory dendrites.
C)gate open ion channels.
D)respond to applied pressure.
E)be transported to the olfactory bulbs.

Answer

Question 2

(Multiple Choice)

Free
Some neural tissues retain stem cells and thus the capacity to divide and replace lost neurons.Which of these special senses can replace its damaged neural receptors?

A)olfaction
B)hearing
C)equilibrium
D)All of the answers are correct.
E)None of the answers is correct.

Answer

Question 3

(Multiple Choice)

Free
All of the following are true of olfactory pathways except

A)they project first to the mammillary bodies and then to the thalamus.
B)the first synapse is in the olfactory bulb.
C)information flows to the olfactory cortex,hypothalamus,and limbic system.
D)they reach the forebrain without first synapsing in the thalamus.
E)they exhibit a considerable amount of convergence.

Answer