Chapter 23 test questions

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Where does spermatogenesis begin?

Seminiferous Tubules

Which of the following correctly outlines the path taken by sperm?

Seminiferous tubules, rete testis, efferent ductules, epididymis, vas deferens, ejaculatory duct.

Contained in the walls of the seminiferous tubules?

Sertoli cells

Blood tests show that a women has a high level of luteinizing hormone. What do you suspect is occuring?

She is ovulating

What is the purpose of the enzymes contained in the acrosome?

To help the sperm penetrate the egg

Structure that travels from the epididymis, through the spermatic cord, into the pelvic cavity, and over the ureter to the prostate?

Vas Deferens

A females external genitals are collectively called the?

Volva

A narrow portion of the fallopian tube closest to the uterus?

isthmus

Network of vessels that leads away from the seminiferous tubules?

rete testis

Structure that secretes fluid containing fructose into ejaculatory duct?

seminal vesicle

About 60 percent of the fluid portion of semen is secreted by the?

seminal vesicles

Structures in which sperm are produced?

seminiferous tubules

Strand of connective tissue extending from the abdomen to each testicle?

spermatic cord

The primary sex organs of male individuals are the?

testes

Muscular chamber that houses a growing embryo?

uterus

The muscular tube that serves as a receptacle for the penis and sperm?

vagina

How long can mature sperm remain fertile before they are ejaculated?

40 to 60 days

The mature follicle is called?

Graafin Follicle

Which two qualities of the semen aid fertilization?

Its stickiness and alkalinity

Where sperm mature and ultimately are stored?

epididymis

What hormone is secreted by a developing follicle, and what are its effect?

estrogen, which stimulates the thickening of the endometrium

Fingerlike projections at the distal end of the fallopian tube?

fimbriae

The curved, upper portion of the uterus?

fundus

Sperm in male individuals and eggs in female individuals are known as?

gametes

Primary sex organs are called?

gonads

A fold of mucous membrane that partially covers the entrance to the vagina?

hymen

Which structures of the female breast secrete milk during lactation?

Acini

Where is the usual site of fertilization?

Ampulla

The ovary contains..?

Contains thousands of immature eggs

What are the two large cylinders of erectile tissue that fill the shaft of the penis called?

Corpus canernosum

The remnant of a ruptured follicle that remains on the ovary is called the?

Corpus lutenum

What muscle surrounds the spermatic cord and testis and contracts in cold weather?

Cremaster muscle

An embryo attaches to which layer of the uterus?

Endometrium

Where do sperm mature?

Epididymis

The hormone that stimulates the development of a follicle in women is..?

FSH

At the onset of male puberty, which hormones promote the enlargement of the testes?

Follicle-stimulating hormone (FSH) and Luteinizing hormone (LH)

The hormone that is secreted by the sertoli cells and plays a key role in the maturation if sperm is called?

Inhibin

What are the testosterone-producing calls of the testes?

Leydig cells

Which of the following statements about meiosis is correct?

Meiosis splits the supply of chromosomes between two daughter cells

What are the females primary reproductive organs?

Ovaries

Persistent high levels of estrogen and progesterone would cause what to occur?

The lack of follicular development

The middle portion of the fallopian tube?

ampulla

The inferior end of the uterus?

cervix

Conduct immature sperm away from the testis to the epididymis?

efferent ductules

A pair of tubules that pass through the prostate and empty into the urethra?

ejaculatory duct


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