Gynecomastia is most often found in men who have
A. uremia
B. congestive heart disease
C. cirrhosis
D. Addison's disease
E. hypothyroidism
C
Cirrhosis is often associated with hyperestrinism, leading to gynecomastia. Under normal circumstances the liver participates in the degradation of estrogens in males. Since the cirrhotic liver cannot degrade estrogen, patients with cirrhosis often have hyperestrinism.
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Some species of bacteria produce _____ that permit these bacteria to survive drying, lack of nutrients, and harsh conditions such as extreme heat
A) capsid B) cilia C) endospores D) prion
Which of the following statements about calcium channel–blocking (CCB) drugs is accurate?
A) Since CCB drugs work the ?-adrenergic receptors to open the channels, vasoconstriction occurs. B) CCB drugs work on ?-adrenergic receptors to close the channels, so vasodilation occurs. C) CCB drugs prevent reabsorption of calcium in the kidneys and therefore can lower serum calcium levels. D) CCB drugs cause smooth muscle contraction, thereby allowing more blood to be stored in veins.
The Institute of Medicine concluded that marijuana was beneficial.
Answer the following statement true (T) or false (F)
Same-sex couples often have to deal with
A. homophobia. B. rigid roles and responsibilities. C. increased risk of sexually transmitted diseases. D. poor communication skills.