Contraction of the muscle that is attached to the radial tuberosity results in
A) flexion of the forearm.
B) extension of the forearm.
C) abduction of the forearm.
D) adduction of the forearm.
E) rotation of the shoulder.
A
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Which valve(s) contains 2 cusps?
A) right AV valve B) left AV valve C) right and left AV valves D) left AV and aortic valves E) right AV and pulmonary valves
A neural tube defect called __________ __________ occurs when the vertebrae fail to develop properly and the spinal cord is exposed.
Fill in the blank(s) with the appropriate word(s).
The narrow zone of dead skin overhanging the proximal end of a nail is called the ________.
A. eponychium B. nail root C. nail plate D. lunule E. nail body
Imagine if no ATP was available. Predict the consequences of this on skeletal muscle contraction and relaxation.
A. Ca2+ would be unable to leave the sarcoplasmic reticulum upon depolarization of the sarcolemma. B. Cross bridges would remain attached after muscle contraction. C. The active sites on actin would never be exposed. D. All of the choices are correct.