During forceful expiration,
a. accessory expiratory muscles contract
b. internal intercostals contract
c. abdominal muscles contract
d. ribs are brought closer together
e. all of the above occur
E
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The rete testis
A. is the nerve plexus that supplies the testis. B. receives sperm from the seminiferous tubules. C. is the site of spermiogenesis. D. transports seminal fluid to the efferent ductules. E. is a venous network that cools the arterial blood traveling to the testis.
Which embryonic structure gives rise to the ductus deferens?
A. Gonadal ridge B. Mesonephric duct C. Paramesonephric duct D. Yolk sac E. Urogenital sinus
When a neuron is at rest, there is more ________ on the inside of the cell than on the outside, and more ________ on the outside than on the inside.
A. sodium; potassium B. potassium; sodium
An aponeurosis is ________
A) similar to a tendon in function B) a structural part of the interior of muscle cells C) a covering of the myoneural region D) a disease of the neuromuscular junction