The amount of blood pumped by the heart in one minute is referred to as:
A) cardiac output.
B) blood pressure.
C) preload.
D) stroke volume.
A
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In a patient in respiratory distress, the development of which sign/symptom would lead you to believe the patient is significantly decompensating?
(A) Decreased level of consciousness (B) JVD (C) Cyanosis (D) Increase in blood pressure
Because of an extremely low PO2, you suspect that an arterial blood sample taken from a pa-tient's brachial artery might have been contaminated with venous blood. Which of the following might help to confirm your suspicion?
a. Call the laboratory resources/staff to get the latest chemistry report. b. Inspect the sample for color and con-sistency. c. Cross-check the sample with an SpO2 reading. d. Measure the sample's actual hemoglobin saturation.