The ultimate function of pulmonary ventilation is to
A) remove carbon dioxide from the blood.
B) supply oxygen to the blood.
C) provide adequate alveolar ventilation.
D) remove air from dead air space.
E) prevent gas exchange in the bronchioles.
Answer: C
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Which of the following statements is/are true regarding bone growth?
A. When bone remodeling occurs, bone mass may stay the same. B. When bone remodeling occurs, bone mass may decrease. C. When bone modeling occurs, bone mass increases. D. both A and B E. all of the above
Hyperventilation causes the loss of large amounts of CO2 from the body, decreasing the amount of H+ in solution. As a result,
A. the pH of body fluids will become neutral. B. the pH of body fluids will fall. C. the pH of body fluids will rise. D. the pH of body fluids will not be affected. E. None of these choices are correct.
Before draining into the dural sinuses, the blood from the head passes into the external (superficial) and internal (deep) veins.
Answer the following statement true (T) or false (F)
A patient rang the call bell because he was in great pain. "I want my PRN medication now," he said. Which medication timing is the nurse going to follow?
A) Medications given when needed B) Medications given in the morning C) Medications In the evening D) Medications given at noontime