Sarcomeres consist of _.
A) a network of sarcoplasmic reticulum
B) bands of tissue wrapped around the sarcolemma
C) orderly arrangements of actin and myosin
D) myofibrils arranged one after the other
Correct Answer:
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Q11: This indentation of the sarcolemma carries electrical
Q12: A muscle fiber is _ .
A) a
Q13: The neuromuscular junction consists of .
A) a
Q14: A neuron and all the muscle fibers
Q15: This strong, cord-like structure attaches muscles to
Q17: The actual contractile units of muscles extend
Q18: The dark band of skeletal muscle consists
Q19: Terminal cisterns _.
A) store acetylcholine
B) carry the
Q20: The space between the axon terminal and
Q21: The I-band consists of .
A) thin filaments
B)
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