What is responsible for differentiating the embryonic gonads into testes?
a. Sex-determining region of the X chromosome
b. Sex-determining region of the Y chromosome
c. Autosomal chromosomes
d. Male gonadal-determining factor
e. Sertoli cells
B
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The inner surface of the abdominal body wall is lined by which serous membrane?
A) visceral pleura B) visceral pericardium C) visceral peritoneum D) parietal pleura E) parietal peritoneum
In the following PA radiograph of the thorax, the arrow points to:
A) the stomach. B) the dome of the right hemidiaphragm. C) the 12th rib. D) the lower margin of the left lung. E) the lower margin of the right lung.
The hormone that stimulates the production of testosterone is __________ hormone.
Fill in the blank(s) with the appropriate word(s).
Elastic recoil refers to the tendency of the chest wall to expand
Indicate whether the statement is true or false