At what exercise level would the alveolar-arterial PO2 difference be expected to change?
a. It will increase when 40% or more of maximum oxygen consumption is reached
b. It will increase when 60% or more of maximum oxygen consumption is reached
c. It will start to decrease when 40% or more of maximum oxygen consumption is reached
d. It will start to decrease when 60% or more of maximum oxygen consumption is reached
a. It will increase when 40% or more of maximum oxygen consumption is reached
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The maximum window of time a fibrinolytic can be administered is:
A) 8 hours after onset of symptoms. B) 12 hours after onset of symptoms. C) 24 hours after onset of symptoms. D) 6 hours after onset of symptoms.
Patients with cachexia are unable to make proteins, including immunoglobins.
Answer the following statement true (T) or false (F)
A patient has a pleural effusion from an unknown cause. A fluid sample has been taken for analysis. To help identify the cause of the effusion, all of the following tests should be performed EXCEPT:
a. specific gravity. b. biochemical makeup. c. cytologic examination. d. bacterial culture.
A tourniquet should be left in place for the duration of the blood draw, for at least a minute.
Answer the following statement true (T) or false (F)