APHY 102 - reproductive system

What are gametes?

sex cells produced by the reproductive organs

Undescended testes cause infertility because

sperm development is impeded by the higher internal body temperature

A pap smear is used to detect abnormal cells in the

cervix

The formation of sperm cells (spermatogenesis) occurs in the _____________. The resulting cells mature into sperm cells in the _____________.

seminiferous tubule; epididymis

In the reproductive cycle, estrogen _______________, whereas progesterone _____________.

stimulates uterine wall development; stimulates the uterine lining to become more glandular

During the female reproductive cycle, what triggers ovulation?

surge in blood levels of luteinizing hormone

T/F: ciliary action aids movement of an egg through a uterine tube.

true

A diaphragm or condom used with spermicide are examples of ___________ methods of birth control.

barrier

The number of sperm cells that form from a primary spermatocyte is

4

About the time of ovulation, the anterior pituitary gland releases a surge of

LH

A man chooses to become sterilized via vasectomy. How will this affect interstitial cells?

The procedure of a vasectomy only blocks the movement of sperm through the ductus deferens and won't affect interstitial cells

During the female reproductive cycle, what triggers menstruation?

a decrease in blood levels of estrogens and progesterone

The egg, or ovum, is more correctly called

a secondary oocyte

Within the mammary glands, milk is produced by __________ glands.

alveolar

Male reproductive functions are controlled mainly by hormones from the hypothalamus and

anterior pituitary gland and testes

T/F: LH stimulates a primordial follicle to start maturing.

false

T/F: the primary organs of the female reproductive system are the uterus and vagina.

false

Where does a corpus luteum form?

from a follicle that ovulated an oocyte

Beginning at puberty, primary oocytes continue meiosis. The resulting cells are secondary oocytes (future egg cells) in which the original chromosome number is

halved

The gubernaculum guides the testis through the ____________ canal.

inguinal

What cells produce androgens (including testosterone)?

interstitial cells of the testes

What period of time is defined by the cessation of the reproductive cycle?

menopause

What is the process of egg formation called?

oogenesis

What are the primary sex organs?

testes in males; ovaries in females

In endometriosis,

tissue resembling the inner uterine lining grows in the abdominal cavity