Which of these muscles flexes the foot and is commonly called the calf muscle?
A. Biceps brachii
B. External oblique
C. Gluteus medius
D. Gastrocnemius
E. Sartorius
D. Gastrocnemius
The gastrocnemius flexes the foot and flexes the leg at the knee; it is commonly referred to as the calf muscle.
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By which of the following mechanisms does nitroglycerin relieve cardiac-related chest pain or discomfort?
A) Vasodilation and increased myocardial oxygen supply B) Vasodilation and decreased myocardial oxygen supply C) Vasoconstriction and increased myocardial workload D) Vasoconstriction and increased cardiac oxygen demand
When is the best time to perform a detailed physical examination?
A. While enroute to the hospital B. After all life threats have been ruled out C. Immediately after taking baseline vital signs D. Following the initial assessment of a trauma patient.