Which of these is not a component of saliva?
A) lysozyme
B) metabolic waste
C) defensins
D) a cyanide derivative
D
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The figure illustrates the autonomic reflexes and the heart. What does "C" represent?
A. sympathetic nerve B. increase in blood pressure detected by carotid baroreceptors C. glossopharyngeal nerve D. decrease in blood pressure detected by carotid baroreceptors E. vagus nerve
Which of the following is an effect of aging on the respiratory system?
A. Gas exchange in the lungs remains unchanged. B. Minute ventilation rates increase. C. Residual volume increases. D. Vital capacity is unchanged.
It is late at night, and you are at the library doing some last-minute studying for your comparative physiology exam. You suddenly feel hungry, and you head to the vending machine to buy a snack
Explain the role of the following sensory structures/organs, and give an example of how/when they will be active during this task. a. Merkel cell b. Gustatory receptors (choose one) c. Macula of a utricle d. Cone photoreceptor What will be an ideal response?
Structure D is the
A) sella turcica.
B) styloid process.
C) mastoid process.
D) external auditory meatus.
E) coronoid process