Deck 23: Reproductive Systems

Question 1

The ovary

A) contains thousands of mature eggs.
B) contains thousands of immature eggs.
C) produces several eggs each month,one of which matures.
D) creates one egg each month.

Answer 1

B

Question 2

Which of the following statements about meiosis is correct?

A) Meiosis splits the supply of chromosomes between two daughter cells.
B) The daughter cells of meiosis are genetically identical.
C) Meiosis produces daughter cells containing 46 chromosomes.
D) Most of the body's cells divide through meiosis.

Answer 2

A

Question 3

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

A) She is about to begin menstruating.
B) She is pregnant.
C) She is ovulating.
D) She is developing a new follicle.

Answer 3

C

Question 4

Where does spermatogenesis begin?

A) Epididymis
B) Seminal vesicle
C) Seminiferous tubules
D) Sertoli cells

Question 5

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

A) FSH
B) LH
C) GnRH
D) Progesterone

Question 6

What are the testosterone-producing cells of the testes?

A) Sertoli cells
B) Leydig cells
C) Rete testis
D) Seminal vesicle

Question 7

Where is the usual site of fertilization?

A) Vagina
B) Uterus
C) Infundibulum
D) Ampulla

Question 8

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

A) Follicle-stimulating hormone (FSH),which promotes further follicular development
B) Luteinizing hormone (LH),which triggers ovulation when the follicle is mature
C) Progesterone,which promotes development of the endometrium
D) Estrogen,which stimulates the thickening of the endometrium

Question 9

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

A) 28 days
B) 20 to 30 days
C) 40 to 60 days
D) Indefinitely

Question 10

Where do sperm mature?

A) Efferent ductules
B) Vas deferens
C) Epididymis
D) Rete testis

Question 11

An embryo attaches to which layer of the uterus?

A) Perimetrium
B) Myometrium
C) Endometrium
D) Stratum basalis

Question 12

Which two qualities of semen aid fertilization?

A) Its stickiness and alkalinity
B) Its silkiness and acidity
C) Its volume and glucose content
D) Its hormone content and volume

Question 13

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

A) Sertoli cells,efferent ductules,rete testis,vas deferens,epididymis,ejaculatory duct
B) Seminiferous tubules,rete testis,efferent ductules,epididymis,vas deferens,ejaculatory duct
C) Epididymis,seminiferous tubules,efferent ductules,vas deferens,rete testis,ejaculatory duct
D) Seminiferous tubules,rete testis,epididymis,efferent ductules,vas deferens,ejaculatory duct

Question 14

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

A) The maturation of multiple follicles
B) The lack of follicular development
C) Menstruation
D) The secretion of follicle-stimulating hormone (FSH)and luteinizing hormone (LH)by the anterior pituitary

Question 15

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

A) Prepuce
B) Glans penis
C) Corpus spongiosum
D) Corpus cavernosum

Question 16

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

A) To help the egg bury into the endometrial lining
B) To increase a sperm's motility
C) To provide the sperm with nutrients
D) To help the sperm penetrate the egg

Question 17

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

A) Testosterone and progesterone
B) Follicle-stimulating hormone (FSH)and luteinizing hormone (LH)
C) Gonadotrophin-releasing hormone (GnRH)and testosterone
D) Testosterone only

Question 18

Which structures of the female breast secrete milk during lactation?

A) Lobules
B) Acini
C) Areola
D) Lactiferous sinuses

Question 19

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

A) Dartos muscle
B) Cremaster muscle
C) Spermatic muscle
D) Scrotal muscle

Question 20

What are the female's primary reproductive organs?

A) Uterus and vagina
B) Breasts
C) Ovaries
D) Fallopian tubes

Question 21

The hormone that is secreted by the Sertoli cells and plays a role in the maturation of sperm is called ____________________.

Question 22

The mature follicle is called a ____________________.

Question 23

About 60 percent of the fluid portion of semen is secreted by the ____________________.

Question 24

Primary sex organs are called ____________________.

Question 25

The primary sex organs of male individuals are the ____________________.

Question 26

A female's external genitals are collectively called the ____________________.

Question 27

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

Question 28

Sperm in male individuals and eggs in female individuals are known as ____________________.