What is released from axon terminals to stimulate a muscle fiber to contract?
A) Calcium ions
B) Acetylcholine
C) ATP
D) Troponin
Correct Answer:
Verified
Q19: A bundle of muscle fibers is called
Q20: Myofibrils are bundles of
A)muscle fibers.
B)sarcoplasmic reticuli.
C)muscles.
D)myofilaments.
Q21: Which of the following proteins is NOT
Q22: The I band is dark and split
Q23: What does the term "power stroke" refer
Q25: Myosin is
A)a protein.
B)the thin filament.
C)pulled inward during
Q26: Which of the following proteins found in
Q27: One motor neuron and all of the
Q28: What does calcium do during muscle contraction?
A)Binds
Q29: The sliding filament theory of muscle contraction
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents