Because more than 99% of the cells are erythrocytes, the hematocrit essentially represents the percentage of erythrocytes in the total blood volume
a. True
b. False
Indicate whether the statement is true or false
True
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When a person is angry or frightened, the __________ glands become active
a. pineal b. adrenal c. pituatary d. thyroid
What is the definition of vital capacity?
A. The maximum amount of air that can be inspired after the expiration of a normal breath at rest B. The maximum amount of air the lung can hold C. The amount of air remaining in the lungs after the expiration of a normal breath at rest D. The maximum amount of air that can be moved
Providing contact such as stroking a horse's neck prior to administering an injection can help calm the animal
Indicate whether the statement is true or false
The rhomboid muscles are innervated by (the)
A) dorsal scapular nerve. B) accessory nerve. C) long thoracic nerve. D) cervical nerves. E) None of the answers are correct.