Deck 18: The Reproductive Systems: Maintaining the Species

Question 1

Which hormone causes the breasts to swell during the last weeks of pregnancy?

A)Oxytocin
B)GnRH
C)Prolactin
D)LH

Answer 1

C

Question 2

Sperm production occurs in the:

A)epididymis.
B)ductus deferens.
C)seminiferous tubules.
D)Leydig cells.

Answer 2

C

Question 3

What is the name of the cell labeled A?

A)Leydig cell
B)Spermatogonium
C)Primary spermatocyte
D)Sertoli cell

Answer 3

D

Question 4

Structure A is also known as a(n):

A)oocyte.
B)corpus albicans.
C)Graafian follicle.
D)primary follicle.

Question 5

How does Viagra® work?

A)Stops blood flow to the penis
B)Constricts the blood vessels in the penis
C)Inhibits the breakdown of cGMP
D)Stimulates the area of the brain associated with sexual drive

Question 6

Which structure stores the sperm for maturation?

A)A
B)B
C)C
D)D

Question 7

Darwin's theory of evolution through natural selection illustrates how:

A)organisms adapt to the their environment.
B)inbreeding is beneficial.
C)traits disappear from populations of organisms facing changing environments.
D)finch beaks got larger over time.

Question 8

Which structure contributes about 60% of the fluid volume to semen?

A)A
B)B
C)C
D)D

Question 9

Leydig cells produce:

A)primary spermatocytes.
B)estrogen.
C)testosterone.
D)spermatogonia.

Question 10

Which structure is part of the vulva?

A)C
B)D
C)E
D)F

Question 11

Which is an example of a haploid gamete?

A)Fertilized egg
B)Sperm
C)Cell taken from the uterine lining
D)Zygote

Question 12

The layer of the uterus that is shed during menstruation is the:

A)endometrium.
B)perimetrium.
C)myometrium.
D)cervix.

Question 13

The tail of the sperm:

A)contains the nucleus.
B)is known as a flagellum.
C)is known as the acrosome.
D)contains many mitochondria.

Question 14

The letter A represents which phase of meiosis?

A)Meiosis II
B)Metaphase I
C)Prophase I
D)Metaphase II  

Question 15

The function of the reproductive system is:

A)triggering puberty.
B)stimulating secondary sex characteristics.
C)forming gametes.
D)all of these choices.

Question 16

Which structure receives the penis for delivery of sperm?

A)A
B)B
C)C
D)D

Question 17

If there are 46 chromosomes in a diploid human cell,how many are there in a haploid human cell?

A)23
B)46; there is no difference in chromosome numbers
C)69
D)92

Question 18

What hormone is produced by structure B?

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

Question 19

Which of the following is not part of the spermatic cord?

A)Lymph vessels
B)Ductus deferens
C)Artery
D)Scrotum

Question 20

The structure of the female reproductive system that contains erectile tissue is the:

A)vagina.
B)clitoris.
C)uterine tube.
D)uterus.

Question 21

What occurs as a result of the spike in LH concentration seen here?

A)Primary follicles mature into secondary follicles
B)Ovulation
C)Menstruation
D)Degeneration of the corpus luteum

Question 22

The purpose of the reproductive system is to produce gametes and unite them to form a new individual.

Question 23

The gonads are organs that produce gametes.

Question 24

The human reproductive system allows for genetic diversity.

Question 25

Which hormone is labeled D?

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

Question 26

Which STD can be treated with antibiotics?

A)Genital herpes
B)Chlamydia
C)Genital warts
D)Trichomoniasis

Question 27

During surgical sterilization of a male:

A)the foreskin of the penis is removed.
B)the prostate gland is removed.
C)the ductus deferens is cut and tied off.
D)a hormonal implant is placed in the testis to prevent sperm from maturing.

Question 28

A rise in temperature in females can be used as an indicator of:

A)menstruation.
B)impregnation.
C)ovulation.
D)implantation.

Question 29

RU486 works by blocking the action of:

A)LH.
B)FSH.
C)estrogen.
D)progesterone.

Question 30

Development of the testes begins in the abdominal cavity.

Question 31

Which method of birth control is 100% reliable?

A)Condoms
B)Abstinence
C)Surgery
D)The pill

Question 32

The birth control pill:

A)stops ovulation from occurring.
B)terminates the pregnancy.
C)prevents implantation.
D)weakens the endometrial lining.

Question 33

The rise in progesterone seen here is associated with:

A)the menstrual phase.
B)the preovulatory phase.
C)ovulation.
D)the postovulatory phase.

Question 34

The process that decreases the release of A and C is called:

A)positive feedback.
B)hormone feedback.
C)negative feedback.
D)inhibin.

Question 35

Which neurotransmitter is responsible for initiating and maintaining an erection?

A)Testosterone
B)LH
C)NO
D)GnRH

Question 36

Production of sperm requires a higher than normal temperature.

Question 37

Which birth control method is considered a barrier method?

A)Condom
B)Abstinence
C)Vasectomy
D)Tubal ligation

Question 38

Which virus can lead to cervical cancer?

A)HIV
B)Hepatitis B
C)HPV
D)HSV-1

Question 39

Repeated exposure to heat such as sitting in a hot tub can lead to temporary male sterility.

Question 40

Which of the following is a bacterial STD?

A)Gonorrhea
B)HIV
C)Yeast infection
D)pubic lice

Question 41

The withdrawal method is about as effective as condoms because it prevents semen from entering the vagina by removing the penis prior to ejaculation.

Question 42

Erection of the penis occurs during the orgasm phase of the sexual response.

Question 43

Sexually transmitted diseases are only passed when one partner has an open genital wound and can thereby transmit infections from their blood.

Question 44

The vagina is an inhospitable environment for sperm because of its acidic conditions.

Question 45

A beneficial effect of the birth control pill is regulation of the menstrual cycle.

Question 46

Fertilization must occur for oogenesis to complete the process of producing an ovum.