If you had all of your fingers (including the thumb) spread out wide (full abduction), which muscle or group would bring fingers 2-5 together?
A. Lumbricals
B. Palmar interossei
C. Abductor pollicis longus
D. Dorsal interossei
E. Adductor pollicis
Answer: B
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Another name for a muscle spasm is a cramp.?
Indicate whether the statement is true or false
Muscles are strung across joints and can therefore move them. The insertion of a muscle ________
A) is usually proximal to the origin on limb muscles B) moves away from the origin during contraction C) moves toward the origin during contraction D) is the stable or less movable attachment
A receptor that has a membrane that contains many mechanically regulated ion channels would be a
A) Thermoreceptor. B) Tactile receptor. C) Light receptor. D) Chemoreceptor E) Nociceptor.