Human Anatomy & Physiology: CH 27 The Reproductive System Flashcards

The inferior portion of the uterus that projects into the vagina is the..

A) fornix

B) fundus

C) isthmus

D) cervis

If the ovaries of an otherwise healthy 20-year-old were removed, which of the following would you expect to see?

A) increased menstrual flow

B) increased estrogen levels

C) increased progesterone levels

D) cessation of ovulation

At which time is the number of primordial follicles greatest?

A) at birth

B) at age 10

C) at puberty

D) at menopause

All of the following are true of the vigina except

A) serves as a passage way for menstrual flow

B) receives the penis during copulation

C) forms the lower portion of the birth canal

D) loses a portion of it's lining during menstruation

The structure that transports the ovum to the uterus is the

A) uterosacral ligament

B) vagina

C) uterine tube

D) myometrium

The erectile tissue located in the clitoris is the

A) corpus spongiosum

B) corpus cavernosum

C) bulobospongiosum

D) none of the above

Sperm production occurs in the

A) ductus deferens

B) seminiferous tubules

C) epididymis

D) vas deferens

Interstitial cells produce

A) sperm

B) ova

C) inhibin

D) testosterone

In response to parasympathetic stimulation

A) vessels in the testis constrict

B) ejaculation occurs

C) erection occurs

D) sperm production increases

Removal of the prostate would result in semen

A) more susceptible to infection

B) with a higher than normal pH

C) with less fructose

D) with no lubricating fluids

Which of the following causes ejaculation?

A) contraction of the corpus cavernosum

B) contraction of the corpus spongiosum

C) contraction of the dartos muscle

D) none of the above

Function of testosterone include all of the following except

A) initiation of puberty

B) increased muscle mass

C) development of secondary sexual characteristics

D) all of the above are functions

The erectile tissue located on the ventral surface of the penis is the

A) penile urethra

B) corpus spongiosum

C) corpus cavernosum

D) prepuce

The male organ of copulation is the

A) scrotum

B) epididymis

C) seminal vesicle

D) none of the above

The erectile tissue that surrounds the penile urethra is the

A) membranous urethra

B) corpus spongiosum

C) corpus cavernosum

D) glans penis

Which of the following does not secrete a fluid into the semen?

A) prostate

B) seminal vesicle

C) bulbourethral gland

D) ejaculatory duct

The structure that transports the sperm form the epididymis to the ejaculatory duct is the

A) ampulla

B) vas deferens

C) seminal vesicle

D) testis

Each gamere contains_____chromosomes.

A) 23 pairs

B) 46

C) 23

D) none of the above

Which of the following is found in the prostate?

A) ejaculatory duct

B) ampulla

C) membranous urethra

D) seminal vesicle

The dartos and cremaster muscles are important to the integrity of the male reproductive system. Which of the following is true about the role they play?

A) They contract to push sperm along the vas deferens.

B) They help regulate the temerpature of the testes.

C) They are responsible for the penile erection.

D) They contract to allow ejaculation.

Match the semen ingredient with the amount it contributes

21) epididymis

22) bulbourethral gland

23) seminal vesicle

24) sperm

25) prostate gland

a) 60%

b) 30%

c) 5%

d) 10%

e) 0%