Which of the following characteristics associated with twitch summation allows for maximal contraction force?
A) high levels of NE in the synapse
B) lower frequency of action potentials in the sarcolemma
C) increased movement of calcium into the sarcoplasmic reticulum
D) rapid rise of calcium in the cytosol
E) longer latent periods of contractions
Correct Answer:
Verified
Q42: Which of the following is not a
Q43: Which of the following is not a
Q44: Summation
A) results from increases in cystolic calcium
Q46: Which of the following is not involved
Q47: A motor unit refers to
A)a single motor
Q48: A motor unit has a small number
Q49: Which of the following is involved in
Q50: Which of the following is involved in
Q51: During a cross-bridge cycle in skeletal muscle,
Q52: In twitch summation,
A) the muscle fiber is
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