The condition in which the heart's reduced stroke volume causes an overload of fluid in the lungs is called:
A) Prinzmetal's angina.
B) acute heart failure.
C) angina pectoris.
D) myocardial infarction.
Answer: B
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Waving is a joint mobilization technique for the ________
Fill in the blank(s) with the appropriate word(s).
A 36-year-old man has accidentally shot a nail into his thigh while using a nail gun. Under which of the following circumstances should the EMT remove the nail from the injury site?
A) The nail is less than 2 inches in length. B) Bleeding from the wound is minimal. C) The patient's distal pulse, motor function, and sensation are intact. D) None of the above
Calculate the pulmonary vascular resistance (PVR) given the following measurements obtained during a hemodynamic study:
pulmonary artery pressure (PAP) = 40/22 mm Hg, pulmonary artery occlusion pressure (PAOP) = 12 mm Hg, blood pressure (BP) = 156/80 mm Hg, central venous pressure (CVP) = 19 mm Hg, cardiac output (C.O.) = 4.8 L/min, and heart rate (HR) = 68 beats/min. a. 150 dyne ? sec ? cm?5 b. 267 dyne ? sec ? cm?5 c. 317 dyne ? sec ? cm?5 d. 1496 dyne ? sec ? cm?5
When mixed venous oxygen saturation drops to a range of 30% to 50%, cellular death is ensured.
Answer the following statement true (T) or false (F)