What metabolic effect would you expect if someone developed an autoimmune disease in which the person's interstitial cells were destroyed?
A. Testosterone production would plummet.
B. Estrogen levels would decrease.
C. Testosterone levels would soar.
D. Estrogen levels would increase.
Ans: A. Testosterone production would plummet.
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When you eat a spicy pepper, such as a jalepeño, why do you perceive heat in your mouth?
A. Friction while chewing activates thermoreceptors. B. A chemical within the jalepeño acts as a stimulus for thermoreceptors. C. Chemoreceptors can activate heat sensing parts of the brain. D. The breakdown of chemicals within the pepper causes exothermic reactions in the mouth. E. All of the answer choices are correct.
the prostate, seminal glands, and bulbo-urethal glands produce ________, the liquid medium in which sperm leaves the body.
a. seminal fluid
b. testosterone
c. urine
d. water
Which part of the renal tubule is lined with simple cuboidal cells with abundant microvilli?
A) Collecting duct B) Proximal tubule C) Nephron loop D) Distal tubule
Which digestive activity is NOT correctly matched to its location?
A. killing microorganisms with lysozyme - stomach B. digestion of carbohydrates - mouth C. absorption of nutrients - small intestine D. production of mucus - esophagus