When the diaphragm contracts, _______.
A) it lifts the rib cage
B) it rises in the thoracic cavity
C) it flattens out
D) it flattens out and it rises in the thoracic cavity
Answer: C) it flattens out
You might also like to view...
Most of the seminal fluid is produced
A. by the testes. B. by the prostate gland. C. by the ejaculatory duct. D. by the seminal vesicles. E. by the bulbourethral glands.
In the phrase "nature vs. nurture", the word nature refers to __________________:
a. culture and education b. environment you grew up in such as the city or country. c. The way your parents disciplined you d. the role of biological factors shaping your behavior such as heredity, DNA, genetics
Circulating testosterone levels in men begin to decline at approximately age ________ years.
Fill in the blank(s) with the appropriate word(s).
Which of the following hormones do males secrete?
A. FSH B. Testosterone C. LH D. All of the above