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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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
Inferior to the medial malleolus is the ________ _______ arch of the foot.
Fill in the blank(s) with the appropriate word(s).