The testes are held in the scrotum, outside the body. This differs from the analogous organ ( the ovary) in the female. What is the reason for this ?

The testes are held in the scrotum, outside the body. This differs from the analogous organ ( the ovary) in the female. What is the reason for this ?

temperature

The hormone in males that induces the spermatogonium to begin cell division is

Follicle Stimulating Hormone (FSH)

In spermatogenesis the spermatogonium with _____ chromosomes, yields ____ final spermatids with _______ chromosomes by a process known as _______

46, 4, 23, meiosis

Normally sperm survive for several hours once deposited in the female , however occasionally sperm can survive up to __________.

3 days

In the testes , the coiled tube that sperm pass into is known as the ___________________

epididymis

The organ that provides nutrients and energy for the sperm is called the________

seminal vesicle

The prostate gland adds an alkaline pH to the seminal fluid to counteract the acidity of the vagina. T or F ?

True

The urethra performs two function in the male,_______ and _________.

carry sperm and release urine

Cowper's glands provide lubrication and __________.

neutralize the acidity of the urethra

The penis consists of 3 types of erectile tissues_____, ______ and ________

corpora cavernosa, corpus spongiosum, glans and foreskin.

In males, viable sperm cells are produced from

each of four haploid cells

The primary oocyte packages in an epithelial vesicle is called a _______

follicle

Menstruation is the :

sloughing off of the enlarged endometrial wall along with blood and mucous.

The potential for fertilization of the oocyte is the first 3 days of ovulation

False

The chance of having a baby girl can be increased by having intercourse a bit before ovulation

True

After about two weeks, there is a sudden surge in the production of LH.This surge in LH triggers_______.

ovulation

In order, the ovarian cycle consists of the ________, _______, and ______ phase

follicular, ovulation, and luteal phase.

GONADOTROPIN-RELEASING HORMONE (GnRH) is released from the _______________.

hypothalamus

The luteal phase is the ______ phase of the ovarian cycle

final

Estrogen is involved in the thickening of the endometrium

True

Fertilization occurs in the upper ____ of the
oviduct.

1/3

a pair of endocrine glands that sit just above
the kidneys and secrete hormones
(epinephrine and norepinephrine) that help
arouse the body in times of stress

adrenal glands

male sex hormones

androgens

hormones are ________; have a production
site, travel to another location and have an
effect on a target

enzymes

Male: Testosterone, Female: estrogen, progesterone

gonad hormones