The mode of action of "Botox" made by Clostridium botulinum is to
A) block release of acetylcholine.
B) stimulate excess release of acetylcholinesterase.
C) inhibit acetylcholinesterase.
D) break down acetylcholine.
E) damage nerve fibers.
Correct Answer:
Verified
Q30: The space between the branched nerve endings
Q31: Small extensions of the muscle cell's plasma
Q32: During muscle contractions
A) the myofibrils lengthen.
B) the
Q33: Myosin heads contain
A) actin.
B) myofibrils.
C) ATP
D) ADP
E)
Q34: Rigor mortis generally lasts for
A) 6 -
Q36: The most immediate source of energy for
Q37: Calcium ions used for muscle contraction are
Q38: A short-lived contraction of the cells in
Q39: During contraction
A) cross bridges of muscle filaments
Q40: The neurotransmitter used for muscle contraction is
A)
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