The more movable end of a muscle is its
A. insertion.
B. fulcrum.
C. source.
D. origin.
Answer: A
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The major nonelastic source of resistance to air flow in the respiratory passageways is ________
A) air pressure B) friction C) surfactant D) surface tension
Label A represents which of the following structures?
A) uterine tube
B) fornix
C) pubic symphysis
D) ovary
E) uterus
When fatty acids are metabolized for cellular respiration, the first step involves breaking two carbons off the chain at a time to form acetyl CoA molecules. Acetyl CoA then
A. is converted to pyruvate and lactate. B. begins the electron transport chain. C. undergoes glycolysis. D. enters the citric acid cycle.
What is the constricted part of the uterus that protrudes into the vagina called?
A. Fundus B. Cervix C. Internal os D. Vestibule E. Body