Two of the nerves of the lumbar plexus are the
A. femoral and sciatic nerves.
B. femoral and obturator nerves.
C. obturator and pudendal nerves.
D. pudendal and sciatic nerves.
B
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At its insertion (unlike at its origin), the buccinator muscle __________.
A. attaches at two distinct sites on the bone B. converges on a single process of the mandible C. attaches to a prominent point on the mandible D. attaches to fibers of another facial muscle
Ions like Ca2+ can be second messengers for cell signaling.
Answer the following statement true (T) or false (F)
Of the following muscles of the thigh, which one is on the posterior side?
A. rectus femoris B. sartorius C. adductor magnus D. biceps femoris E. gracilis
Secretion of the hormones ________ and ________ exemplify the pattern of chronic hormone secretion.
A. epinephrine; norepinephrine B. thyrotropin; thyroxine C. insulin; glucagon D. estrogen; progesterone E. calcitonin; PTH