Which scapula muscles perform as stabilizers during pushups?
A. elevators
B. depressors
C. adductors
D. abductors
D. abductors
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The specificity of hormone action derives from
A. target cell receptors that are unique for all steroid hormones. B. target cell receptors that bind only certain neurotransmitters. C. target cell receptors that are unique for all nonsteroid hormones. D. target cell receptors that are unique for each hormone.
The small and large intestines are considered part of the lower GI tract.
Answer the following statement true (T) or false (F)
Which of the following athletes are at greatest risk of developing a shoulder injury?
A) tennis players B) basketball players C) runners D) baseball pitchers E) golfers
Which of the following statements regarding skeletal muscle contraction is true?
A. During a lengthening contraction, the tension exerted by the muscle exceeds the load on the muscle. B. In every isotonic muscle contraction, the length of the muscle remains constant. C. During every muscle contraction, muscle fibers change length. D. During every muscle contraction, tension is developed in the muscle. E. Cross-bridges cycle faster during isometric contractions than during isotonic contractions.