What is the best description of the ventilation/perfusion (V/Q) ratio?
A) The ability of the red blood cells to offload oxygen to the cells of the body
B) The amount of blood and the pressure at which it carries oxygen throughout the body
C) The amount of air that is moved into and out of the lungs in 1 minute
D) The ability of the body to exchange gases across the alveolar capillary membrane
D) The ability of the body to exchange gases across the alveolar capillary membrane
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If a patient missed his last dialysis appointment, which complaint would you anticipate?
A) Bleeding from the fistula B) Hypotension C) Generalized abdominal pain and fever D) Shortness of breath
Which of the following is an age-related visual impairment associated with inability to focus on near objects?
A. Presbyopia B. Myopia C. Presbycusis D. Otitis media
The U.S. Constitution can be modified with _____
A) amendments B) majority Senate vote C) popular culture D) presidential order
First aid is intended to:
A. take the place of medical treatment B. ensure the victim's confidence C. only take care of injuries for which medical care is not needed D. provide temporary assistance until proper medical care, if needed, is obtained