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Which of these pathways to regenerate ATP during muscle activity is the fastest:
Anaerobic glycolysis and lactic acid formation
Primary action of the rectus abdominis AND type of movement that decreases the angle of a joint:
The muscle tissue type that consists of single, very long, cylindrical, multinucleate cells with very obvious striations is:
Skeletal muscle only
Which one of the following muscle actions would NOT be classified as an isotonic contraction:
Pushing against a stationary wall
The striations that give skeletal muscle its characteristics striped appearance are produced, for the most part, by:
The arrangement of myofilaments
Place these structures of the skeletal muscle in order from largest to smallest:
3. muscle fiber
Which muscle type has layers arranged both longitudinally and circularly to change shape and size?
The condition of skeletal muscle fatigue can be best explained by:
Insufficient intracellular quantities of ATP due to excessive consumption.
Creatine phosphate (CP) functions within the muscle cells by:
Storing energy that will be transferred to ADP to resynthesize ATP as needed.
True or False: a contraction in which a skeletal muscle does not shorten but its tension increases is called isometric.
Type of movement that results when the forearm rotates laterally so that the palm faces anteriorly:
Type of movement that results when the forearm rotates medially so the palm faces posterioly:
Sandra is playing the piano for her recital. Which muscle is not involved in the movement of her hands and/or fingers:
Extensor digitorum longus
A nursing infant develops a powerful sucking muscle that adults also use for the whistling or blowing a trumpet called the:
Which of the following muscles is not involved in dorsiflexion and/or plantar flexion of the foot:
Which one of the following is the action of the orbicularis oris:
Closes, purses, and protrudes the lips.
Paralysis of which of the following would make an individual unable to flex the thigh:
Iliopsoas and rectus femoris
Which one of the following muscles is involved in abduction of the arm at the shoulder joint:
While doing "jumping jacks" during an exercise class, your arms and legs move laterally away from the midline of your body. This motion is called:
Paralysis of which of the following would make an individual unable to flex the knee:
Hamstring muscle group
Which one of the following is NOT a criteria generally used in naming muscles:
Method of attachment of the muscle to bone
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