Muscle fiber fatigue results from ______.
A. calcium ion imbalances as ATP levels drop
B. a perception by the individual that additional muscular work is not possible
C. insufficient acetylcholine
D. insufficient stimulus of the muscle fiber at the neuromuscular junction
Answer: A. calcium ion imbalances as ATP levels drop
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Answer the following statement true (T) or false (F)
the _______________ _______________ is a three-headed muscle on the posterior side of the humerus.
Fill in the blank(s) with the appropriate word(s).
The __________ horn is the area of the spinal cord that contains somas of somatic motor neurons.
Fill in the blank(s) with the appropriate word(s).
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A. Inability to form any type of memory cell B. No antigens on the cells C. Lack of antibody formation D. No lymphokine production E. Nonfunctioning complement system