What may happen to red blood cells placed in a hypertonic solution?
a. They may shrink.
b. They may swell
c. They remain the same.
d. They become nucleated.
.A
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The entire array of protective mechanisms in the respiratory system is called the
A) respiratory immunity. B) macrophage complex. C) respiratory defense system. D) acquired respiratory defense. E) mucus escalator.
The most abundant end product of carbohydrate digestion is:
a. maltose b. glucose c. lactose d. sucrose
Which of the following is not a property of reflexes?
A. Reflexes do not require a stimulus. B. Reflexes are quick responses of the nervous system. C. Reflex responses are very predictable. D. Reflexes are responses to sensory inputs. E. Reflexes are not voluntary.
One of the best ways to determine the adequacy of peripheral circulation is to check the pedal pulses. To check the pedal pulse you would check the pulse in the
A. ankle. B. wrist. C. groin. D. neck. E. foot.