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Hormonal Control of the Male Reproductive System

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Questions and Answers

What is the primary function of Sertoli cells in the male reproductive system?

To secrete androgen hormones
To nourish developing sperm (correct)
To regulate the production of GnRH
To produce inhibin

Which hormone secreted by Sertoli cells reduces FSH secretion from the anterior pituitary?

GnRH
Inhibin (correct)
LH
Testosterone

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

To regulate the development of primary sex characteristics
To promote spermatogenesis
To regulate Leydig cells and androgen hormone secretion (correct)
To regulate the development of secondary sex characteristics

In females, what is the characteristic of the reproductive cycle?

Cyclic hormone secretion and reproductive events (B) Signup and view all the answers

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

To regulate the production of GnRH, FSH, and LH (C) Signup and view all the answers

What are the three types of sex hormones mentioned in the text?

Androgens, estrogens, and progesterone (A) Signup and view all the answers

What is the primary function of the thickening of the endometrium prior to ovulation?

To prepare for embryonic implantation (D) Signup and view all the answers

Which hormone combination inhibits the hypothalamus?

High levels of estradiol and progesterone (A) Signup and view all the answers

What is the primary function of the LH surge?

To trigger ovulation (D) Signup and view all the answers

What is the primary function of the corpus luteum?

To secrete progesterone and estradiol to promote thickening of the endometrium (C) Signup and view all the answers

What is the result if an embryo does not implant in the endometrium?

The endometrium is shed in a process called menstruation (B) Signup and view all the answers

What is the primary function of FSH and LH?

To stimulate the growth of follicles in the ovaries (B) Signup and view all the answers

What is a key difference between spermatogenesis and oogenesis in terms of the number of gametes produced per cycle of meiosis?

One egg forms per cycle, while four sperm form per cycle. (B) Signup and view all the answers

Which hormone is responsible for directing the release of FSH and LH from the anterior pituitary?

GnRH (A) Signup and view all the answers

What is the primary function of FSH and LH in the reproductive process?

Regulation of sex hormone production (B) Signup and view all the answers

What is the stage of oogenesis at which the primary oocyte is arrested, and it remains so until puberty?

Prophase of meiosis I (B) Signup and view all the answers

What is the primary difference between male and female reproductive patterns in terms of longevity?

Spermatogenesis continues throughout life, while oogenesis ceases. (A) Signup and view all the answers

What is the term for the structure that forms after the release of a secondary oocyte from the ovary?

Corpus luteum (A) Signup and view all the answers

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