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Male Reproductive System: Testes and Gametes

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Male Reproductive System: Testes and Gametes

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Questions and Answers

Where are sperm stored until ejaculation occurs?

In the tail of the epididymis (correct)

In the prostate gland

In the duct system

In the seminal vesicles

What is the function of the seminal vesicles?

To regulate the pH of the vagina

To produce testosterone

To contribute to the semen volume (correct)

To store sperm

What is the purpose of the bulbourethral glands?

To regulate the pH of the vagina

To produce testosterone

To store sperm

To lubricate the end of the urethra and vagina (correct)

What is the primary function of testosterone?

To keep the male reproductive system working properly Signup and view all the answers

What is the purpose of the ovarian cycle?

To produce a female gamete Signup and view all the answers

How many phases are there in the ovarian cycle?

3 Signup and view all the answers

What is the main function of the uterine tubes?

Propel the oocyte towards the uterus Signup and view all the answers

Which hormone causes the hypothalamus to reduce production of GnRH, FSH, and LH?

Estrogen 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

During ovulation, what is expelled from the ovary?

Secondary oocyte Signup and view all the answers

How many primary oocytes are present in an infant?

1-2 million Signup and view all the answers

What leads to the decline of most follicles and allows a dominant follicle to survive?

Death of other follicles Signup and view all the answers

Which type of cell carries 23 chromosomes and is specialized for reproduction?

Sperm Signup and view all the answers

Where are the testes located to ensure they stay approximately 2-3 degrees cooler than body temperature?

Inside the scrotum Signup and view all the answers

What do the dartos and cremaster muscles do in relation to the testes?

Contract to pull the testes closer to the body Signup and view all the answers

What is the function of Sertoli cells in the testes?

Promote sperm production and create the blood-testis barrier Signup and view all the answers

At what stage does spermatogenesis begin?

After puberty Signup and view all the answers

Which cells are the stem cells or germ cells of the testes?

Spermatogonia Signup and view all the answers