An increase in the length of the cardiac muscle fibers prior to contraction ____________________ the number of heart sounds heard
Fill in the blank(s) with correct word
has no effect on
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The organs of the alimentary canal are innervated by sympathetic as well as by parasympathetic nerve fibers.
Answer the following statement true (T) or false (F)
The testes location outside of the abdominal cavity in the scrotal sac
a. permits spermatogenesis b. protects the gonads against injury c. permits testosterone secretion d. maintains them at a higher than normal body temperature for normal testicular function e. permits capacitation of sperm
Which one of the following statements matches the regional term with the appropriate common term (example: the tarsal bones are in the ankle)?
A. The brachial artery is in the wrist. B. The carpal bones are in the ankle. C. The cervical vertebrae are in the lower back. D. The femoral nerve is in the arm. E. The popliteal artery is in the knee.
A cell's ability to replenish ATP is reduced by a metabolic poison. Which organelle is being affected?
A. nucleus B. mitochondrion C. centriole D. ribosomes E. microtubule