Which muscle is most commonly involved in rotator cuff injuries?
A. subscapularis
B. infraspinatus
C. supraspinatus
D. teres major
Answer: C
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Muscle fibers are arranged in bundles called ___________.
A. compartments B. fascicles C. retinacula D. aponeuroses E. groups
The ________ is formed by a portion of the allantois, blood vessels, and remnants of the yolk sac
A) amnion B) body stalk C) chorion D) umbilical cord E) placenta
In an ECG, the QRS complex represents
A. depolarization of the atria. B. depolarization of the ventricles. C. repolarization of the atria. D. repolarization of the ventricles.
_____ is the electrolyte that has the greatest influence on resting membrane potential due to the greater permeability of the plasma membrane to this electrolyte
Fill in the blank(s) with the appropriate word(s).