The smallest contractile unit of muscle is a:
A) fiber.
B) myofibril.
C) sarcomere.
D) myofilament.
Correct Answer:
Verified
Q10: Most body movements are _ contractions.
A) isotonic
B)
Q11: White fibers are also called _ fibers.
A)
Q12: Skeletal muscles are innervated by:
A) somatic motor
Q13: Aerobic respiration:
A) allows the body to avoid
Q14: The purpose of creatine phosphate in muscle
Q16: _ muscle is also known as striated
Q17: In the structure called a triad,the T-tubule
Q18: Thick myofilaments extend the length of the:
A)
Q19: The ion necessary for cross-bridging is:
A) iron.
B)
Q20: Which of the following proteins found in
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