Another name for a skeletal muscle cell is a muscle ___.
Fill in the blank(s) with the appropriate word(s).
fiber
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Eversion and inversion refer to movements of the ____
a. hand
b. wrist
c. knee
d. foot
The torque of a muscle (rotary component) is greatest in what position?
A. when the moment arm is longest B. when the muscle insertion is 90° to the bone C. both A and B D. position does not affect torque
Chemical substances secreted by cells into the extracellular fluids and that regulate the metabolic function of other cells in the body are called ________.
A) enzymes B) antibodies C) proteins D) hormones
The parasympathetic tone ________
A) causes blood pressure to rise B) prevents unnecessary heart deceleration C) accelerates activity of the digestive tract D) determines normal activity of the urinary tract