The synaptic knob releases acetylcholine into the synaptic cleft, which is received by receptors on the motor end plate. Which structure does this describe?
A) The neuromuscular junction of a skeletal muscle
B) The varicosity of a smooth muscle cell
C) A motor unit
D) A sarcomere
E) The thick filament
A
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Inferior to the medial malleolus is the ________ _______ arch of the foot.
Fill in the blank(s) with the appropriate word(s).
A muscle that dorsiflexes the foot is the
A) tibialis anterior. B) tibialis posterior. C) peroneus brevis. D) soleus. E) gastrocnemius.
The genital swellings develop into the ____________________ in males and the ____________________ in females
Fill in the blank(s) with correct word
A 21-year-old man developed a hernia after lifting heavy boxes while moving into his new house. During the repair of his resulting hernia, the urologist recalls that the genitofemoral nerve:
(A) Runs in front of the quadratus lumborum (B) Is a branch of the femoral nerve (C) Supplies the testis (D) Passes through the deep inguinal ring (E) Gives rise to an anterior scrotal branch