REPRODUCTIVE SYSTEM Flashcards

1
Q

primary reproductive gland that produces gametes.

A

Gonads

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2
Q

What are the 2 Gametes of humans?

A

Males: Testes
Females: Ovaries

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3
Q

What are the major functional organs that make up the MALE REPRODUCTIVE SYSTEM (4)

A

Testes
Ducts
Accessory Sex Glands
Penis

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4
Q

A male reproductive organ that is for transport, store,
and assist in the
maturation of sperm

A

Ducts

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5
Q

A male reproductive organ that is for sperm and
testosterone production

A

Testes

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6
Q

A male reproductive organ that is for secretion of most of the liquid portion of semen

A

Accessory sex glands

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7
Q

A male reproductive organ that is for passageway for
the ejaculation of semen
and excretion of urine

A

Penis

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8
Q

Supporting structure for the testes

A

Scrotum

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9
Q

Median ridge that
separates scrotum laterally

A

Raphe

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10
Q

internally
divides scrotum into two
compartments

A

Scrotal Septum

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11
Q

is also known as testicles

A

Testes

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12
Q

Testes is also known as?

A

Testicles

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13
Q

These are paired oval glands in the scrotum

A

Testes

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14
Q

What is Lobules?

A
  • divides testis into compartments
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15
Q

site of
spermatogenesis

A

Seminiferous tubules

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16
Q

Seminiferous tubules is the site of spermatogenesis that contains cells: (3)

A

spermatogenic cells,
the sperm-forming cells,
susten-tacular cells

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17
Q

What will happen during Spermatogenesis?

A

sperm production

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18
Q

How many days will it take to have a proper sperm production?

A

takes place for around 65.to 75 days

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19
Q

secretes testosterone, most prevalent androgen

A

Interstitial cells or Leydig cells

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20
Q

Interstitial cells or Leydig cells are mostly estrogen?

TRUE OR FALSE

A

FALSE
Interstitial cells or Leydig cells are most prevalent ANDROGEN

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21
Q

a hormone that promotes the development of masculine characteristics

A

Androgen

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22
Q

Events of Spermatogenesis

A
  1. Spermatogonia occurs and differentiates into primary
    spermatocytes
  2. Primary spermatocytes replicate their DNA
    and form two secondary spermatocytes
  3. Meiosis II occurs and forms 4 haploid cells called spermatids
  4. Each spermatid becomes a single sperm
    cell
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23
Q

primary spermatocytes: cell type and number of chromosomes

A

diploid, 46 chromosomes

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24
Q

secondary spermatocytes: cell type and number of chromosomes

A

haploid, 23 chromosomes

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25
Q

Meiosis II occurs and forms?

A

4 haploid cells

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26
Q

Meiosis II occurs and forms 4 haploid cells
called ________

A

spermatids

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27
Q

Each spermatid becomes a _________

A

single sperm
cell

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28
Q

Major Parts of a Sperm (8)

A

❖ head
❖ nucleus
❖ acrosome
❖ tail
❖ neck
❖ middle piece
❖ principal piece
❖ end piece

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29
Q

How many sperm mature each day?

A

300M

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30
Q

What are the Hormonal Control of Testicular Function (4)

A
  1. gonadotropin releasing hormone (GnRH)
  2. luteinizing hormone (LH)
  3. follicle
  4. inhibin
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31
Q

Stimulates the release of
luteinizing hormone (LH) and follicle-stimulating hormone (FSH)

A

gonadotropin releasing hormone (GnRH)

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32
Q

Gonadotropin releasing hormone (GnRH) stimulates the release of (2)

A

luteinizing hormone (LH) and follicle-stimulating hormone (FSH)

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33
Q

GnRH means?

A

Gonadotropin releasing hormone

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34
Q

controls testosterone secretion by stimulating
interstitial cells

A

luteinizing hormone (LH)

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35
Q

Luteinizing hormone (LH) controls testosterone secretion by stimulating __________

A

The interstitial cells

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36
Q

LH means

A

Luteinizing hormone

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37
Q

stimulating hormone, directly stimulates spermatogenesis

A

Follicle

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38
Q

Follicle is a stimulating hormone, directly stimulates
_____________

A

Spermatogenesis

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39
Q

Maintains homeostasis in sperm production by inhibiting FSH
production

A

inhibin

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40
Q

Inhibin maintains homeostasis in sperm production by inhibiting __________

A

FSH
production

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41
Q

FSH means

A

follicle-stimulating hormone (FSH)

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42
Q

Secretes most of the liquid portion of the semen

A

Accessory Sex Glands

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43
Q

Accessory Sex Glands is composed of (3)

A

seminal vesicles
prostate
bulbourethral glands

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44
Q

pouch-like structure that secretes alkaline, viscous fluid with fructose, prostaglandins and clotting proteins through the seminal vesicle ducts

A

seminal vesicles

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45
Q

single, donut-shaped gland about the size of a golf ball,
secretes milky, slightly acidic fluid that contains citric acid, proteolytic enzymes, acid phosphatase, seminal plasmin all of which contribute to the motility and viability of sperm

A

prostate

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46
Q

pea-sized, releases alkaline fluid into urethra to
protect passing sperm from the acids present

A

bulbourethral glands

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47
Q

mixture of sperm and seminal fluid

A

SEMEN

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48
Q

SEMEN contains secretions of? (4)

A

seminiferous tubules,
seminal vesicles,
prostate,
bulbourethral glands

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49
Q

contains urethra which serves as a passageway for semen and urine.

A

Penis

50
Q

Body of Penis is composed of three cylindrical masses of tissue: (3)

A

➢ Tunica albuginea
➢ Corpora cavernosa penis
➢ Corpus spongiosum penis

51
Q

acorn-shaped region of the penis

A

Glans penis

52
Q

covers the glans in an uncircumcised penis

A

Prepuce

53
Q

also known as foreskin

A

Prepuce

54
Q

Prepuce is also known as

A

Foreskin

55
Q

enlargement and stiffening of the penis

A

Erection

56
Q

persistent and usually painful erection that does not involve sexual
excitement

A

Priapism

57
Q

powerful release of semen from urethra

A

Ejaculation

58
Q

Emission is the discharge of small volume of semen after ejaculation

TRUE OR FALSE

A

FALSE

Emission is the discharge of small volume of semen BEFORE ejaculation

59
Q

ejaculation that occurs too early

A

Premature Ejaculation

60
Q

What are the causes of premature ejaculation?

A

❖may be due to foreplay, penetration, sensitive foreskin or glans penis
❖ can be psychologically stimulated; anxiety
❖ can be overcome with squeezing glans penis and shaft, or other methods such
as behavioral therapy, or medication

61
Q

surgical procedure that removes a part of
the prepuce

A

Circumcision

62
Q

Circumcision is usually done in?

A

Newborn

63
Q

Circumcision is done social,
cultural, religious traditions or rarely; medical reasons

TRUE OR FALSE

A

TRUE

64
Q

Circumcision lowers the chances of ? (3)

A

UTI,
penile cancer,
and STDs

65
Q

The organs of reproduction in females
include the: (6)

A
  1. Ovaries
  2. Uterine (fallopian) tubes
  3. Uterus
  4. Vagina
  5. Vulva
  6. Mammary glands
66
Q

are the female gonads, are paired glands that resemble unshelled almonds in size and shape.

A

Ovaries

67
Q

Ovaries or referred as?

A

egg receptacles

68
Q

Ovaries are homologous to the _______

A

testes

69
Q

called fallopian tubes or oviducts,

A

Uterine (fallopian) tubes

70
Q

provide a route for sperm to reach an ovum and
transport secondary oocytes and fertilized ova from the ovaries to the
uterus.

A

Uterine (fallopian) tubes

71
Q

Uterine (fallopian) tubes is referred as

A

fallopian tubes or oviducts,

72
Q

serves as part of the
pathway for sperm deposited in the vagina to reach the uterine tubes.

A

Uterus

73
Q

Uterus is referred as the?

A

Womb

74
Q

It is
also the site of implantation of a
fertilized ovum, development of the
fetus during pregnancy, and labor.

A

Uterus or the womb

75
Q

a tubular long
fibromuscular canal.

A

Vagina

76
Q

It is the receptacle
for the penis during sexual intercourse,
the outlet for menstrual flow, and the
passageway for childbirth.

A

Vagina

77
Q

Vagina is also referred as

A

Sheath

78
Q

refers to the external
genitals of the female.

A

Vulva (pudendum)

79
Q

Vulva (pudendum) is composed of ? (5)

A

Mons pubis
Labia Majora
Labia Minora
Clitoris
Vestibule

80
Q

What are the major functional organ of the Female Reproductive System (3)

A

Vulva (pudendum)
Perineum
Mammary glands

81
Q

an elevation of adipose tissue covered
by skin and coarse pubic hair that cushions the pubic
symphysis.

A

Mons Pubis

82
Q

two longitudinal folds of skin.

A

Labia Majora

83
Q

Labia Majora two longitudinal folds of skin. They are homologous to _________

A

Scrotum

84
Q

Labia Majora two longitudinal folds of skin. They are homologous to _________

A

Scrotum

85
Q

two smaller folds of skin.

A

Labia Minora

86
Q

Labia Minora are two smaller folds of skin. They are homologous to ________

A

The spongy (penile) urethra.

87
Q

a small cylindrical mass composed of two
small erectile bodies, the corpora cavernosa, and
numerous nerves and blood vessels.

A

Clitoris

88
Q

Clitoris is composed of two
small erectile bodies

A

corpora cavernosa, and
numerous nerves (and blood vessels.)

89
Q

the region between the labia minora.

A

Vestibule

90
Q

is the diamond-shaped area medial to
the thighs and buttocks of both males and females.

A

Perineum

91
Q

Perineum contains the (2)

A

external genitals and anus.

92
Q

Anatomy of Female Breast which contains the mammary glands? (3)

A

Breast
Nipple
Areola

93
Q

a hemispheric projection of variable size anterior
to the pectoralis major and serratus anterior muscles and attached to them by a layer of fascia

A

Breast

94
Q

Breast’s fascia is composed of?

A

dense
irregular connective tissue.

95
Q

one pigmented projection on the breast, that has
a series of closely spaced openings of ducts

A

Nipple

96
Q

closely spaced openings of ducts is called?

A

lactiferous ducts

97
Q

Lactiferous ducts is where ______ emerges

A

Milk

98
Q

the circular pigmented area of skin surrounding
the nipple.

A

Areola

99
Q

is the specialized branch of medicine concerned with the diagnosis and treatment of
diseases of the female reproductive system

A

Gynecology

100
Q

Division of human sexual response: (4)

A

(1) Excitement
(2) Plateau
(3) Orgasm
(4) Resolution

101
Q

What happens in the Excitement Phase?

A

Vasocongestion

102
Q

the swelling of bodily tissues caused by increased vascular blood flow and
a localized increase in blood pressure, resulting in the erection of the penis, clitoris, and
nipple, swelling of the labia and vagina in women.

A

VAsocongestion

103
Q

period of sexual excitement prior to orgasm

A

Plateau Phase

104
Q

observable sex flush, a rashlike redness of the face and chest due to vasodilation of blood vessels
in those parts of the body.

A

Plateau Phase

105
Q

briefest phase, accompanied by intense, pleasurable sensations and a further increase in
blood pressure, heart rate, and respiratory rate.

A

Orgasm Phase

106
Q

TRUE OR FALSE
In women, if effective sexual stimulation continues, orgasm may occur

A

TRUE

107
Q

Females may experience how many orgasms in rapid succession?

A

two or more orgasms

108
Q

Males enter a refractory period, a recovery time during which a second ejaculation and
orgasm is physiologically impossible which lasts for ????

A

for a few minutes to several hours.

109
Q

the final phase

A

resolution

110
Q

begins with a sense of pro-found relaxation—genital
tissues heart rate, blood pressure, breathing, and muscle tone return to the unaroused state.

A

Resolution

111
Q

True or False
If sexual excitement has been intense but orgasm has not occurred, resolution takes place
more rapidly.

A

FALSE
If sexual excitement has been intense but orgasm has not occurred, resolution takes place
more SLOWLY.

112
Q

is a series of events in the
ovaries that occur during and after the maturation of an oocyte.

A

Ovarian Cycle

113
Q

is a concurrent series of changes in the
endometrium of the uterus to prepare it for the arrival of a fertilized
ovum that will develop there until birth.

A

Uterine (menstrual) cycle

114
Q

The duration of the female reproductive cycle typically ranges from?

A

24 to 36 days.

115
Q

What are the Phases of the Female Reproductive Cycle

A

(1) Menstrual phase
(2) Preovulatory phase
(3) Ovulation
(4) Postovulatory phase.

116
Q

Lasts for roughly the first 5
days of the cycle.

A

The menstrual phase

117
Q

The time between the
end of menstruation and ovulation.

A

The preovulatory phase

118
Q

the rupture of the mature follicle and
the release of the secondary oocyte into the
pelvic cavity, usually occurs on day 14 in a 28-day
cycle.

A

Ovulation Phase

119
Q

The female
reproductive cycle phase between ovulation and onset of the next menses.

A

postovulatory phase

120
Q

Processes of Fertilization

A

Day 1:
Ovulation
Fertilization
Meet of Sperm and Egg nucleus

Day 2:
Zygote

Day 3:
2- Cell Stage

Day 4:
4- Cell Stage

Day 5:
8 Cell Stage

Day 6:
Formation of Morula

Day 7:
Formation of Blastocyte

Day 8:
Implanted Blastocyte

121
Q

Zygote Division

A

Day 3:
2- Cell Stage

Day 4:
4- Cell Stage

Day 5:
8 Cell Stage