Deck 19: The Reproductive Systems: Maintaining the Species

Question 1

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

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

Answer 1

A

Question 2

Which structure receives the penis for delivery of sperm?

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

Answer 2

B

Question 3

The function of the reproductive system is:

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

Answer 3

D

Question 4

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 5

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

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

Question 6

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

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

Question 7

Sperm production occurs in the:

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

Question 8

What hormone is produced by structure B?

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

Question 9

Which structure stores the sperm for maturation?

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

Question 10

What is the name of the cell labeled A?

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

Question 11

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

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

Question 12

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 13

Which structure is part of the vulva?

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

Question 14

The letter A represents which phase of meiosis?

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

Question 15

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

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

Question 16

Which is an example of a haploid gamete?

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

Question 17

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 18

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 19

Leydig cells produce:

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

Question 20

Structure A is also known as a(n):

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

Question 21

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 22

Which virus can lead to cervical cancer?

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

Question 23

The gonads are organs that produce gametes.

Question 24

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

Question 25

Development of the testes begins in the abdominal cavity.

Question 26

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

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

Question 27

The rise in progesterone seen here is associated with:

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

Question 28

RU486 works by blocking the action of:

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

Question 29

The birth control pill:

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

Question 30

The human reproductive system allows for genetic diversity.

Question 31

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

Question 32

Which birth control method is considered a barrier method?

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

Question 33

Which of the following is a bacterial STD?

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

Question 34

Which method of birth control is 100% reliable?

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

Question 35

Which neurotransmitter is responsible for initiating and maintaining an erection?

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

Question 36

Which hormone is labeled D?

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

Question 37

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 38

Production of sperm requires a higher than normal temperature.

Question 39

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

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

Question 40

Which STD can be treated with antibiotics?

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

Question 41

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

Question 42

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 43

There is a window of fertility that lasts about ___ days in which natural family planning may be used to prevent pregnancy; however, this technique requires accurate monitoring.

Question 44

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

Question 45

How does sexual reproduction contribute to natural selection and evolution within a population?

Question 46

Describe the formation and pathway of sperm from spermatogenesis to fertilization of an egg. Be as specific as possible in describing the anatomy of the structures through which the sperm travels.

Question 47

The portion of the sperm that contains enzymes necessary for penetrating the secondary oocyte is the ______________.

Question 48

A(n) ____________ ___________ is a foreign object that floats in the uterus and touches the uterine lining periodically to prevent implantation.

Question 49

In humans, there are ___ pairs of homologous chromosomes.

Question 50

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

Question 51

Describe hormonal regulation in the female reproductive cycle.

Question 52

The preovulatory phase of the female reproductive cycle, in which follicles are stimulated to mature, has a characteristic increase in the hormones ________ and ____________.

Question 53

The __________ gland lies at the base of the bladder.

Question 54

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

Question 55

Yeast infections are caused by a type of __________.

Question 56

Wave-like muscular contractions and an intense pleasurable sensation occur during ________, the third phase of the sexual response.

Question 57

The _________ marks the division between the vagina and the uterus.

Question 58

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