According to the Frank-Starling principle, a more powerful contraction results in
A) decreased stroke volume.
B) increased stroke volume.
C) no change in stroke volume.
D) decreased cardiac output.
E) a slower heart rate.
B) increased stroke volume.
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Placing a red blood cell in an extremely hypertonic solution leads to hemolysis
Indicate whether this statement is true or false.
The contraction phase of a muscle twitch has a shorter duration than the relaxation phase.
Answer the following statement true (T) or false (F)
The most common form of shock is ________.
Fill in the blank(s) with the appropriate word(s).
The function of the iliotibial tract is to
A) stabilize the posterior aspect of the gluteus maximus. B) brace the knee laterally, especially when a person stands on one foot. C) assist in extension of the thigh. D) assist in medial rotation of the thigh and flexion of the knee. E) All of the answers are correct.