Question 1

Which of the following best describes the difference between mitosis and meiosis in human cells?

Accepted Answer

Mitosis produces two identical diploid cells, while meiosis produces four genetically unique haploid cells.

Question 2

A patient presents with undescended testes and infertility. Which structure is most likely not functioning properly to regulate testicular temperature?

Accepted Answer

Pampiniform plexus

Question 3

Which hormone is primarily responsible for stimulating the development of the ovarian follicle during the follicular phase?

Accepted Answer

Follicle-stimulating hormone (FSH)

Question 4

A mutation causes the acrosome of sperm to malfunction. What is the most likely consequence?

Accepted Answer

Sperm will be unable to penetrate the ovum.

Question 5

Which of the following is NOT a function of the Sertoli (sustentacular) cells in the testes?

Accepted Answer

Producing testosterone

Question 6

During which phase of the uterine cycle does the endometrium prepare for implantation of a fertilized egg?

Accepted Answer

Secretory phase

Question 7

A patient has a blockage in the ejaculatory duct. Which of the following is most likely to be affected?

Accepted Answer

Transport of sperm from the epididymis to the urethra

Question 8

Which layer of the uterine wall is responsible for contractions during childbirth?

Accepted Answer

Myometrium

Question 9

Which structure in the female reproductive system is the primary site of fertilization?

Accepted Answer

Ampulla of the oviduct

Question 10

A woman is diagnosed with a condition where her corpus luteum fails to form after ovulation. Which hormone will be most directly affected?

Accepted Answer

Progesterone

Question 11

Which of the following best explains why the testes are located outside the pelvic cavity?

Accepted Answer

To maintain a temperature approximately 3°C below body temperature, which is optimal for spermatogenesis

Question 12

Which of the following is the correct sequence for the passage of sperm from the testes to the exterior?

Accepted Answer

Seminiferous tubule → epididymis → ductus deferens → ejaculatory duct → urethra

Question 13

A male patient has a genetic mutation that prevents the production of FSH. Which process will be most directly impaired?

Accepted Answer

Spermatogenesis

Question 14

Which of the following glands produces a secretion that neutralizes acidic urine in the male urethra?

Accepted Answer

Bulbourethral gland

Question 15

Which of the following is the earliest cell type in ovarian follicle development?

Accepted Answer

Primordial ovarian follicle

Question 16

A patient has a mutation that prevents the formation of the zona pellucida. What is the most likely consequence?

Accepted Answer

Sperm will not be able to bind and fertilize the oocyte

Question 17

Which muscle is responsible for causing wrinkling of the scrotal surface?

Accepted Answer

Dartos muscle

Question 18

Which structure directly opens onto the surface of the nipple?

Accepted Answer

Lactiferous duct

Question 19

Which phase of the ovarian cycle is characterized by the peak of LH and the release of the oocyte?

Accepted Answer

Ovulation

Question 20

Which of the following glands contributes the most to the volume of semen?

Accepted Answer

Seminal vesicles

Anatomy & Physiology Study Guide: The Reproductive System

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