Deck 16: Reproductive System

Question 1

Which of the following is a characteristic of the head of a sperm?

A) Consists of a flagella
B) Contains adenosine triphosphate
C) Contains 23 chromosomes
D) Contains 46 chromosomes

Answer 1

Contains 23 chromosomes

Question 2

How many sperm are in each millimeter of semen?

A) 40-60 thousand
B) 100-200 thousand
C) 10-20 million
D) 50-150 million

Answer 2

50-150 million

Question 3

Which of the following secretes a fluid containing fructose to provide an energy source for sperm?

A) Bulbourethral glands
B) Epididymis
C) Seminal vesicles
D) Prostate gland

Answer 3

Seminal vesicles

Question 4

Which of the following produce male sex hormones?

A) Tunica albuginea
B) Septa
C) Seminiferous tubules
D) Interstitial cells

Question 5

Which part of the male urethra extends the length of the penis?

A) Prostatic urethra
B) Membranous urethra
C) Spongy urethra
D) Urethral orifice

Question 6

Which of the following is NOT a function of testosterone?

A) Promote maturation of male reproductive organs
B) Stimulates spermatogenesis
C) Promotes development of male secondary sex characteristics
D) Initiates puberty

Question 7

Beginning with a primary spermatocyte, how long does it take for a mature sperm to be produced?

A) 48 hours
B) 7 days
C) 36 days
D) 74 days

Question 8

What is the function of the enzymes located in the acrosome?

A) Help sperm penetrate the female gamete
B) Provide energy for the sperm in the form of adenosine triphosphate
C) Help sperm move through the female reproductive tract
D) Provide nourishment for the sperm
E) All of the above

Question 9

Which of the following is NOT a characteristic of spermatogonia?

A) They are immature cells.
B) They remain dormant until puberty.
C) Each spermatogonia contains 46 chromosomes.
D) They divide by meiosis.

Question 10

Sperm are propelled through the ductus deferens by

A) Gravity
B) A series of valves
C) Peristalsis
D) Endoplasmic reticulum

Question 11

Which of the following is NOT a function of the secondary reproductive organs?

A) Transport gametes
B) Sustain the gametes
C) Nurture the development of offspring
D) Produce eggs and sperm

Question 12

Which of the following is a function of the female reproductive system?

A) Produces and sustains female sex cells
B) Transports ova to fertilization site
C) Provides a favorable environment for developing offspring
D) Produces female sex hormones
E) All of the above

Question 13

The gonads include

A) Egg and sperm cells
B) Ovaries and testes
C) Vagina and penis
D) Uterus and scrotum

Question 14

How many mature sperm eventually result from each primary spermatocyte?

A) 2
B) 4
C) 6
D) 8

Question 15

What structures does a sperm pass through to reach the outside?

A) Testes, epididymis, ductus deferens, ejaculatory duct, urethra
B) Ejaculatory duct, ductus deferens, epididymis, testes, urethra
C) Testes, ductus deferens, epididymis, ejaculatory duct, urethra
D) Epididymis, testes, ductus deferens, ejaculatory duct, urethra

Question 16

Why are the testes located outside the body of a male?

A) A temperature higher than body temperature is required for the production of viable sperm.
B) A temperature lower than body temperature is required for the production of viable sperm.
C) To provide better blood flow to the testes.
D) To prevent damage to the wall of the testes.

Question 17

What is the term for the forceful discharge of semen into the urethra?

A) Ejaculation
B) Emission
C) Coitus
D) Orgasm

Question 18

Seminal fluid has a pH that is

A) Alkalinic
B) Acidic
C) Neutral
D) None of the above

Question 19

What is the name of the loose fold of skin that covers the glans penis?

A) Prepuce
B) Root
C) Urethral orifice
D) Membranous urethra

Question 20

Which of the following encircles the urethra?

A) Prostate gland
B) Bulbourethral glands
C) Ductus deferens
D) Ejaculatory duct

Question 21

Where does fertilization usually take place?

A) In the uterus
B) In the fallopian tube
C) In the vagina
D) In the peritoneal cavity

Question 22

When an infant girl is born, which of the following cells are present in the ovaries?

A) Primitive germ cells
B) Oogonia
C) Primary oocytes
D) Secondary oocytes

Question 23

Which of the following uterine layers is sloughed off during menstruation?

A) Stratum functionale
B) Stratum basale
C) Perimetrium
D) Myometrium

Question 24

The cessation of the female reproductive cycle is known as

A) Menarche
B) Menopause
C) Dysmenorrhea
D) Amenorrhea

Question 25

During which part of the uterine cycle is the outer layer of the endometrium shed from the uterine wall?

A) Menstrual phase
B) Proliferative phase
C) Secretory phase
D) Menarche phase

Question 26

Which of the following collects milk from the lobules of the breast and carries it to the nipples?

A) Lactiferous ducts
B) Ampulla
C) Alveoli
D) Lactating canals

Question 27

During what part of the ovarian cycle does the growth of the ovarian follicle occur?

A) Follicular phase
B) Ovulatory phase
C) Luteal phase
D) Graafian phase

Question 28

What happens to the corpus luteum if fertilization does NOT take place?

A) It continues to grow and enlarge
B) It degenerates
C) It develops into a graafian follicle
D) It secretes follicle-stimulating hormone

Question 29

Which of the following is located in the cortex of the ovary?

A) Ovarian follicles
B) Blood vessels
C) Lymphatic vessels
D) Nerve fibers

Question 30

Which of the following consists of a small mass of erectile tissue in the female that becomes erect in response to sexual stimulation?

A) Vestibule
B) Clitoris
C) Labia majora
D) Labia minora

Question 31

How long does it take an oocyte to move through the fallopian tube and into the uterus?

A) 24-48 hours
B) 3 days
C) 7 days
D) 10 days

Question 32

What is the name of the funnel-shaped structure located at the end of the fallopian tube?

A) Fimbriae
B) Infundibulum
C) Fundus
D) External os

Question 33

Which of the following is a function of leuteinizing hormone in the female?

A) Stimulates growth and thickening of the endometrium
B) Stimulates the breasts to produce milk
C) Stimulates ovulation to occur
D) Causes shedding of the endometrium

Question 34

The bulk of the uterine wall is made up of the

A) Perimetrium
B) Myometrium
C) Endometrium
D) Tunica albuginea

Question 35

The process of egg formation is known as

A) Menstruation
B) Oogenesis
C) Hemopoiesis
D) Oogonia

Question 36

What is the function of the fimbriae?

A) Help propel the oocyte into the fallopian tube
B) Help propel sperm through the uterus
C) Attach the fertilized egg to the wall of the uterus
D) Secrete mucus

Question 37

The size and shape of the breasts is determined by

A) Connective tissue
B) Adipose tissue
C) Ligaments
D) Muscle tissue

Question 38

Which of the following is a function of follicle-stimulating hormone in the female?

A) Stimulates development of the corpus luteum
B) Responsible for secondary sex characteristics in the female
C) Stimulates the hypothalamus to secrete gonadotropin-releasing hormone
D) Stimulates growth of ovarian follicles

Question 39

Which of the following is NOT a characteristic of the vagina?

A) Passageway for menstrual flow
B) Receives penis and semen during sexual intercourse
C) Provides nourishment for a developing fetus
D) Serves as birth canal

Question 40

What is the name of the circular pigmented area that surrounds the nipple?

A) Vestibule
B) Ampulla
C) Areola
D) Prepuce

Question 41

Which of the following hormones causes the ejection of milk from the mammary glands?

A) Prolactin
B) Estrogen
C) Progesterone
D) Oxytocin