Which of the following is not one of the three main factors influencing stroke volume?
A. Venous return
B. Afterload
C. Inotropic agents
D. Chronotropic agents
Answer: D
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Select the three muscles that compose the hamstrings and flex the leg.
A. Biceps femoris, semimembranosus, semitendinosus B. Biceps femoris, vastus medialis, semitendinosus C. Biceps femoris, gracilis, sartorius D. Biceps femoris, rectus femoris, semitendinosus
Renal calculi are composed of all of the following EXCEPT ________.
A. calcium salts B. uric acid C. magnesium salts D. urea
Extracellular fluid
a. is the internal environment of the body b. is outside the cells but inside the body c. consists of the plasma and interstitial fluid d. exhibits a dynamic steady state in regard to composition, temperature, and volume e. is described by all of the above statements
The opposite of superficial is ________.
A. deep B. inferior C. posterior D. medial