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struggling practice test
Terms in this set (12)
Two causes of _______ muscle fatigue are lack of blood perfusion and excess phosphate accumulation
The neurotransmitter in action at every skeletal neuromuscular junction is acetylcholine
To initiate skeletal muscle contraction, Ca2+ must bind to thick filaments
Which of the following statements is true about smooth muscle?
Myosin heads appear along the entire length of thick filaments.
the muscle that opposes a given action is called the ________________.
In muscle relaxation, the calcium pump uses ATP to transport calcium to the sarcoplasmic reticulum
In complete tetanus, action potentials arrive at a speed that allows slight relaxation between contractions
Fatty acids are metabolized in what mechanism of ATP generation?
Muscle contraction occurs when the thin filaments on a sarcomere are pulled close together and overlap
The muscle that closes the lips is the
The prime mover in plantar flexion is the
The rectus femoris, vastus medialis, vastus lateralis, and vastus intermedius all make up the quadriceps femoris
THIS SET IS OFTEN IN FOLDERS WITH...
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Anatomy muscles 2
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