Contractions of the dartos muscle ________
A) wrinkle the skin that covers the scrotum
B) bring the testes closer to the body when body temperature increases
C) result in the ejection of sperm from the penis
D) draw the testes away from the body when temperature decreases
A
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Which of the following is not part of the male urethra?
A. Penile urethra B. Prostatic urethra C. Ductus deferens D. Membranous urethra
The building blocks of proteins are ________
A) Oleic acids B) Lewis acids C) Amino acids D) Nucleic acids
A person with a damaged visual association area may be
A) unable to see rows of letters. B) declared legally blind. C) unable to recognize letters but able to identify whole words and their meanings. D) able to see letters but unable to associate them into words. E) unable to understand spoken words.
Which of the following illustrates acute hormone secretion most accurately?
A. Blood levels of hormone B are maintained at constant levels at all times with very small deviations throughout a 24-hour period. B. Blood levels of hormone A are maintained constantly but increase regularly around meal times. C. Blood levels of hormone C are relatively constant but will increase dramatically under some stressful situations but not as much under other stressful situations.