Contraction of the cremaster muscles
A) tenses the scrotum.
B) pulls the testes closer to the body cavity.
C) propels sperm through the urethra.
D) moves sperm through the ductus deferens.
E) tenses the scrotum and pulls the testes closer to the body cavity.
E
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The anterior lobe of the pituitary is also known as the
A) hypothalamus. B) infundibulum. C) median eminence. D) adenohypophysis. E) neurohypophysis.
Angiotensin II has what effect on the CNS?
A) Angiotensin II suppresses the activity of the CNS including reducing thirst, reducing ADH production and reducing sympathetic motor tone. B) Angiotensin II triggers CNS responses including increasing thirst, increasing ADH production and increasing sympathetic motor tone. C) Angiotensin II suppresses the activity of the CNS including increasing thirst, increasing ADH production and increasing sympathetic motor tone. D) Angiotensin II triggers CNS responses including reducing thirst, reducing ADH production and reducing sympathetic motor tone. E) Angiotensin II has little effect on the CNS but activates the PNS.
Exposure to irritants causes mucus production to
A. decrease. B. increase.
How does the epidermis differ from the inner lining of the esophagus?
A. It is not keratinized. B. It rests on a layer of connective tissue. C. It is not a stratified squamous epithelium. D. It is keratinized. E. It is a stratified squamous epithelium.