In the female fetus, the absence of testosterone results in the development of the external genitalia into clitoris, labia minora, and labia majora.
Answer the following statement true (T) or false (F)
True
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Stress in animals requires conscious thought
Indicate whether the statement is true or false
Which blood vessels of the renal medulla run alongside the nephron loops?
A. Efferent arterioles B. Vasa recta C. Arcuate arteries D. Henle's vessels E. Vasa efferentia
A 25-year-old woman sees her doctor because of hirsutism (inappropriate hair growth) and excessive acne
At examination, her blood pressure is 150/90 mm Hg (elevated). Blood work reveals normal Na+ but low/normal K+ levels. Testosterone and dihydrotestosterone (DHT) levels are in the high end of the normal range, and DHEAS and ACTH are moderately elevated. Her physician suspects late-onset congenital adrenal hyperplasia due to subnormal activity of an adrenal enzyme. The subnormal activity of which enzyme explains both the elevated adrenal androgens (e.g., DHEAS) AND hypertension (elevated blood pressure)? A. CYP11B1 B. CYP17 C. CYP21A2 D. CYP11B2 E. CYP11A1
The glycocalyx serves all of the following functions except:
A. distinguishing the body's own cells from foreign cells. B. protecting the membrane from physical and chemical injury. C. determining blood transfusion compatibility. D. helping to bind a sperm to an egg. E. absorbing energy into the cell.