Deck 26: The Reproductive System

Question 1

Figure 26.2
Using Figure 26.2, match the following:
Area of compacted DNA.

Answer 1

C

Question 2

Figure 26.3
Using Figure 26.3, match the following:
Primordial follicle.

Answer 2

A

Question 3

Figure 26.2
Using Figure 26.2, match the following:
Location of nucleus.

Answer 3

C

Question 4

Figure 26.3
Using Figure 26.3, match the following:
Corpus luteum.

Question 5

Figure 26.2
Using Figure 26.2, match the following:
Flagellum.

Question 6

Match the following:

A) Meiosis
B) Mitosis
One division consisting of prophase, metaphase, anaphase, and telophase.

Question 7

Figure 26.3
Using Figure 26.3, match the following:
Primary follicles.

Question 8

Figure 26.2
Using Figure 26.2, match the following:
Acrosome.

Question 9

Match the following:

A) Meiosis
B) Mitosis
Produces haploid cells.

Question 10

Figure 26.2
Using Figure 26.2, match the following:
Location of mitochondria.

Question 11

Figure 26.1
Using Figure 26.1, match the following:
Stem cell.

Question 12

Figure 26.1
Using Figure 26.1, match the following:
Early spermatids.

Question 13

Figure 26.3
Using Figure 26.3, match the following:
The stage called ovulation.

Question 14

Figure 26.2
Using Figure 26.2, match the following:
Midpiece.

Question 15

Figure 26.3
Using Figure 26.3, match the following:
Mature follicle.

Question 16

Figure 26.3
Using Figure 26.3, match the following:
Vesicular (Graafian) follicle.

Question 17

Figure 26.1
Using Figure 26.1, match the following:
Type B spermatogonia.

Question 18

Match the following:

A) Meiosis
B) Mitosis
Produces cells for growth and tissue repair.

Question 19

Figure 26.1
Using Figure 26.1, match the following:
Primary spermatocyte.

Question 20

Figure 26.1
Using Figure 26.1, match the following:
First cells with n number of chromosomes.

Question 21

When it is cold, the scrotum is pulled away from the body.

Question 22

It is necessary for the testes to be kept below body temperature for abundant, viable sperm formation.

Question 23

Match the following:

A) Chlamydia
B) Gonorrhea
C) Genital herpes
D) Syphilis
E) Genital warts
Human papillomavirus.

Question 24

The prostate atrophies as a man ages, and it usually causes no health problems.

Question 25

Match the following:

A) Chlamydia
B) Gonorrhea
C) Genital herpes
D) Syphilis
E) Genital warts
Organism responsible for up to half of the diagnosed cases of pelvic inflammatory disease.

Question 26

The testis is divided into seminiferous tubules which contain the lobules that produce sperm and the ejaculatory duct that allows the sperm to be ejected from the body.

Question 27

A human egg or sperm contains 23 pairs of chromosomes.

Question 28

Match the following:

A) Chlamydia
B) Gonorrhea
C) Genital herpes
D) Syphilis
E) Genital warts
Treponema pallidum.

Question 29

Match the following:

A) Meiosis
B) Mitosis
Produces four daughter cells.

Question 30

The smaller cell produced by oogenesis meiosis I, called the first polar body, is essentially a packet of discarded nuclear material.

Question 31

Ovarian follicles contain mature eggs.

Question 32

Sexually transmitted infections are the most important cause of reproductive disorders.

Question 33

The Pap smear is a test to detect cancerous changes in cells of the cervix.

Question 34

Match the following:

A) Chlamydia
B) Gonorrhea
C) Genital herpes
D) Syphilis
E) Genital warts
Urethritis in males.

Question 35

Match the following:

A) Meiosis
B) Mitosis
Occurs in two stages.

Question 36

When a couple is having difficulty conceiving a child, it is necessary to investigate the sperm of the male.

Question 37

Match the following:

A) Meiosis
B) Mitosis
Forms tetrads.

Question 38

Match the following:

A) Chlamydia
B) Gonorrhea
C) Genital herpes
D) Syphilis
E) Genital warts
Human herpes virus type 2.

Question 39

Pain during ovulation is called dysmenorrhea.

Question 40

The amount of testosterone and sperm produced by the testes is dependent on the influence of FSH alone.

Question 41

The stage in meiosis where chromosomal exchange takes place is telophase.

Question 42

The testes are innervated by the sympathetic division of the ANS only.

Question 43

The soft mucosal lining of the uterus is the endometrium.

Question 44

The zona pellucida is formed as the follicle becomes a secondary follicle.

Question 45

The corpus luteum secretes progesterone only.

Question 46

Failure to attain erection is called impotence.

Question 47

The ability of sperm cells to move along the ductus deferens is due to ________.

A) gravity
B) peristaltic contractions
C) enzymatic activity
D) hormonal action

Question 48

The primary function of the testes is to produce testosterone.

Question 49

The adenohypophyseal hormone that triggers ovulation is estrogen.

Question 50

The molecule that enhances the ability of testosterone to promote spermatogenesis is inhibin.

Question 51

A scrotal muscle that contracts in response to cold environmental temperature is the cremaster.

Question 52

Ovulation occurs near the end of the ovarian cycle.

Question 53

The ability of a male to ejaculate is due to the action of ________.

A) parasympathetic nerves
B) the dartos muscle
C) luteinizing hormone
D) the bulbospongiosus muscles

Question 54

The male urethra serves the urinary system only.

Question 55

Both tetrads and crossovers are seen during meiosis.

Question 56

The secretions of the bulbourethral glands neutralize traces of acidic urine in the urethra and serve as a lubricant during sexual intercourse.

Question 57

Sperm are ejaculated from the corpora cavernosa of the penis.

Question 58

The dartos and cremaster muscles are important to the integrity of the male reproductive system. Which of the following is True about the role they play?

A) They contract to push sperm along the ductus deferens.
B) They regulate the temperature of the testes.
C) They are responsible for penile erection.
D) They contract to allow ejaculation.

Question 59

Extremely stressful physical activity in young females can result in excessive bone mass due to large amounts of estrogen production.

Question 60

Female orgasm is required for conception.

Question 61

How do the testes respond to exposure to excessive body warmth?

A) They move close to the pelvic cavity.
B) They move away from the pelvic cavity.
C) Excessive warmth has no effect on the testicles because of their location in the scrotum.
D) Excessive warmth is actually beneficial in that it speeds up the maturation of sperm.

Question 62

The cells that produce testosterone in the testis are called ________.

A) spermatocytes
B) spermatogonia
C) sustentacular cells
D) interstitial endocrine cells

Question 63

Which of the following glands are responsible for 70% of the synthesis of semen?

A) the seminal vesicles
B) the bulbourethral glands
C) the prostate
D) the pituitary

Question 64

Effects of estrogen include ________.

A) increased oiliness of the skin
B) deepening of the voice
C) growth of the breasts at puberty
D) growth of the larynx

Question 65

Human egg and sperm are similar in that ________.

A) about the same number of each is produced per month
B) they have the same degree of motility
C) they have the same number of chromosomes
D) they are about the same size

Question 66

Fertilization generally occurs in the ________.

A) ovary
B) uterus
C) vagina
D) fallopian tubes

Question 67

The primary function of the uterus is to ________.

A) protect the ovaries
B) synthesize female hormones
C) regulate the ovarian and menstrual cycles
D) receive, retain, and nourish a fertilized ovum

Question 68

Which of the following statements about sperm is not True?

A) They contain very little cytoplasm or stored nutrients.
B) They are sluggish in an alkaline environment.
C) The acrosome is produced by the Golgi apparatus and contains hydrolytic enzymes.
D) The sperm midpiece consists of mitochondria spiraled tightly around the contractile filaments of the tail.

Question 69

Spermiogenesis involves the ________.

A) formation of four haploid cells from a spermatogonium
B) movement of sperm in the female genital tract
C) formation of a functional sperm by the stripping away of superfluous cytoplasm
D) sequence of events in the rete testis

Question 70

Which is not a part of the proliferative phase of the female menstrual cycle?

A) late in this phase, cervical mucus becomes thin and crystalline
B) vesicular follicle growth
C) corpus luteum
D) development of endometrial cells

Question 71

The structures that receive the ovulated oocyte, providing a site for fertilization, are called the ________.

A) Graafian follicles
B) fallopian tubes
C) infundibula
D) fimbriae

Question 72

Why is the blood-testis barrier important?

A) because spermatozoa and developing cells produce surface antigens that are recognized as foreign by the immune system
B) because some blood contents are toxic to the spermatozoa
C) because immature sperm cells lose their motility when they encounter any blood component
D) because the barrier traps sex hormones, keeping them at a higher level than the blood

Question 73

The most important risk for testicular cancer in young males is ________.

A) smoking
B) a diet high in fat
C) undescended testes
D) sexually transmitted infections

Question 74

In humans, separation of the cells at the two-cell state following fertilization may lead to the production of twins, which in this case would be ________.

A) dizygotic
B) identical
C) fraternal
D) of different sexes

Question 75

Which of the following hormones controls the release of anterior pituitary gonadotropins?

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

Question 76

Secretion of progesterone stimulates ________.

A) contraction of uterine muscles
B) preparation of the mammary glands for lactation
C) proliferation of the uterine myometrium
D) development of the female secondary sex characteristics

Question 77

Erection of the penis results from ________.

A) a sympathetic reflex
B) parasympathetic activation of the bulbourethral glands
C) dilation of the veins in the penis
D) a parasympathetic reflex

Question 78

The testicular cells that construct the blood-testis barrier are the ________.

A) spermatocytes
B) spermatogonia
C) sustentocytes
D) interstitial cells

Question 79

The constancy of the chromosome number from one cell generation to the next is maintained through ________.

A) mitosis
B) meiosis
C) cytokinesis
D) DNA synthesis

Question 80

If gametes were diploid like somatic cells, how many chromosomes would the zygote contain?

A) twice the diploid number, and with every succeeding generation, the chromosome number would continue to double and normal development could not occur
B) triple the diploid number, and with every succeeding generation, the chromosome number would continue to triple and normal development would not occur
C) half the diploid number with no change in development
D) There is no relationship between gametes and somatic cells.