Biology: Male Reproductive System

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What happens to the primary oocytes during fetal development?

They start preparing for ovulation

They halt development until puberty (correct)

They start dividing by meiosis

They start producing progesterone

What is the primary function of the corpus luteum?

Producing estrogen

Producing progesterone (correct)

Releasing oocytes from the ovary

Stimulating folliculogenesis

What determines which follicle becomes the dominant follicle?

Size, number of cells, and number of FSH receptors (correct)

Number of FSH receptors only

Estrogen levels only

Size of the follicle only

What happens to the majority of follicles during folliculogenesis?

They all undergo atresia Signup and view all the answers

What is the purpose of the uterine tubes?

To propel the oocyte towards the uterus Signup and view all the answers

What happens if implantation does not occur within 10-12 days?

The corpus luteum degrades into corpus albicans Signup and view all the answers

What is the primary function of the epididymis?

To continue the maturation of sperm Signup and view all the answers

What is the main function of the seminal vesicles?

To contribute 60% of semen volume Signup and view all the answers

What is the primary function of the prostate gland?

To secrete fluid to coagulate the semen Signup and view all the answers

What is the role of NO in the penis?

To dilate blood vessels and rapidly increase blood volume Signup and view all the answers

What is the role of FSH in the male reproductive system?

To stimulate spermatogenesis and the release of inhibin Signup and view all the answers

What are the two interrelated processes of the ovarian cycle?

Oogenesis and folliculogenesis Signup and view all the answers

What is the function of the dartos and cremaster muscles in the male reproductive system?

To raise and lower the testes Signup and view all the answers

What is the term for the failure of the testes to descend before birth?

Cryptorchidism Signup and view all the answers

What is the purpose of the Sertoli cells in the testes?

To eliminate germ cells and promote sperm production Signup and view all the answers

What is the approximate duration of one cycle of spermatogenesis?

64 days Signup and view all the answers

What is the structure of a formed sperm?

Head, mid-piece, and tail Signup and view all the answers

How many haploid daughter cells are produced at the end of one cycle of spermatogenesis?

4 Signup and view all the answers

What happens to the endometrial tissue and blood during the menses phase of the menstrual cycle?

They are shed. Signup and view all the answers

What is the function of the areolar gland?

To secrete lubrication fluid to prevent chaffing. Signup and view all the answers

How do hormonal birth control methods work?

By providing constant hormone levels to prevent ovulation. Signup and view all the answers

What determines the sex of an embryo?

The SRY gene and testosterone secretion. Signup and view all the answers

What is the result of missing a day of hormonal birth control?

Ovulation may occur. Signup and view all the answers

What is the characteristic sign of puberty in females?

Fat deposition into the breasts and hips. Signup and view all the answers