ATI RN
Reproductive System Questions Questions
Question 1 of 5
Sperm require seminal fluid in order to survive in the acidic environment of the vagina.
Correct Answer: A
Rationale: True (A): Seminal fluid neutralizes vaginal acidity. False (B) is incorrect.
Question 2 of 5
The tightly convoluted tubule that lies along the posterior surface of the testis is the:
Correct Answer: C
Rationale: The epididymis (C) is a convoluted tubule posterior to the testis. Seminiferous tubules (A) are inside, rete testis (B) is a network, ductus deferens (D) is straighter.
Question 3 of 5
Formation and maintenance of the corpus luteum is mainly effected by:
Correct Answer: B
Rationale: LH (B) forms and maintains the corpus luteum. FSH (A) grows follicles, progesterone (C) and estrogens (D) are products.
Question 4 of 5
In a normal, healthy, 25-year-old woman with a menstrual cycle of 28 days:
Correct Answer: A
Rationale: Estrogens from follicles cause the proliferative phase (A). Progesterone drop (B) causes menstruation, injections (C) suppress, estradiol rises pre-ovulation (D).
Question 5 of 5
The principal cause of male infertility is:
Correct Answer: B
Rationale: A varicocele (B) is the leading cause of male infertility, impairing sperm production. Others (A, C, D) are less common.