Reproductive System Flashcards

1
Q

Male urethra function

A

Carries sperm and urine to external environment

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2
Q

Histology of male urethra

A

Prostatic Urethra… Within prostate gland

Membranous Urethra… Within pelvic diaphram muscles

Penile (Spongy) Urethra… Within corpus spongiosum

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3
Q

Female Urethra

A

Carries urine to external environement

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4
Q

Primary male sex organs

A

Testes

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5
Q

Testes function

A

Produce sperm

Secrete hormones

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6
Q

Primary female sex organs

A

Ovaries

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7
Q

Ovaries function

A

site of gamete production

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8
Q

Accessory Male sex organs

A
Epididymis
Scrotum
Ductus Deferens
Seminal Vesicle
Prostate Gland
Cowpers Gland
Urethra
Semen
Penis
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9
Q

Epididymis Function

A

Stores sperm

Sperm become motile here (YMCA for SPERM)

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10
Q

Scrotum function

A

Dartos and Cremaster elevate and lower testes

House Testes and epididymis

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11
Q

Ductus Deferens function

A

Conveys sperm from epididymis to urethra

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12
Q

Seminal vesicle function

A

produces 60-70% of semen

Combines with ductus deferens to create ejaculatory duct

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13
Q

Prostate Gland function

A

Produces 20-30% of semen

Secretions

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14
Q

Cowpers gland function

A

Produces 10% of semen

Secretions coat urethra during intercourse

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15
Q

Semen

A

contains 250-500 million sperm

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16
Q

Penis function

A

male copulation organ

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17
Q

Female Accessory Sex organs

A
Fallopian tubes
Uterus
Vagina
Vulva
Mammory Glands
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18
Q

Fallopian tubes function

A

Provide a passage for sperm to oocyte

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19
Q

Uterus function

A

Blastocytes implant in endometrium
Contractions in myometrium
Connective tissue makes up perimetrium

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20
Q

Vagina Function

A

Receives penis during intercourse

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21
Q

Vulva

A

Includes clitoris
Labias
Mons pubis

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22
Q

Mammory glands function

A

Produces milk

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23
Q

Hormones that trigger puberty

A

FSH

LH

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24
Q

Major Male Sex Hormones

A

FSH.. influences production of sperm

LH.. Triggers release of testosterone

Testosterone.. Masculinizes body
Muscle growth
Libido

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25
Q

Major Female sex hormones

A

FSH.. Release of progesterone and estrogen

LH.. Release of progesterone and estrogen

Estrogen.. Feminizing hormone

Progesterone.. Prepares endometrium for implantation

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26
Q

What is a follicle

A

oocyte and surrounding cell

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27
Q

Corpus leteum

A

Secretes progesterone and estrogen

28
Q

Corpus albicans

A

Scar tissue that replaces degenerated leteum

29
Q

HCG function

A

Shows up on pregnancy test

Released by placenta after implantation

30
Q

Male external genetalia

A

Penis

Scrotum

31
Q

Female external genetalia

A

Labia Majora/Minora

Clitoris

32
Q

Path of sperm from testicle to Fallopian tube

A
Testes
Epididymis
Ductus Deferens
Ejaculatory Duct
Urethra
Vagina
Cervix
Uterus
Fallopian Tubes
33
Q

Tissue found in penis

A

Corpus spongiosum

Corpora Cavernosa

34
Q

Corpus Spongiosum function

A

transports sperm and semen to external environment

35
Q

Corpora Cavernosa function

A

Fills with blood during an erection

36
Q

Function of dartos and cremaster muscles

A

Raise and lower testes

*must be kept 3 C below body temp

37
Q

Function of spermatic cord

A

Covers nerves and blood vessels supplying testes as well as ductus deferens

38
Q

Spermatogenesis

A

Production of sperm within seminiferous tubules

Begins at puberty

39
Q

Intersitial VS sustentacular cells

A

INTERSTITIAL
produce testosterone

SUSTENTACULAR
Nourish developing sperm
Prevent antigens in sperm from activating an immune response

40
Q

3 regions of urethra in males

A

Prostatic
Membranous
Penile

41
Q

Semen is formed by

A
Seminal Vesicle (60-70%)
Prostate Gland (20-30%)
Cowpers gland (10%)
42
Q

Male sexual response

A

Arousal is parasympathetic

Ejaculation is sympathetic

43
Q

Female sexual response

A

Arousal is parasypathetic

Orgasm is sympathetic

44
Q

Oogenesis

A

Production of female gamete
begins in female fetus
produces one ovum and multiple polar bodies

45
Q

Stage of meiosis oocyte is in when ovulated

A

Metaphase 2

46
Q

Polar Body

A

Small cells that bud off from an oocyte at the two meiotic divisions and do not develop into ova

47
Q

Structural components of Fallopian tube

A

Fimbriae
Infundibulum
Ampulla
Isthmus

48
Q

Fimbriae

A

create currents sweeping an ovulated oocyte into the funnel shaped infundibulum

49
Q

Ampulla

A

Most common site of fertilization

50
Q

3 layers of uterine wall

A

Endometrium
Myometrium
Perimetrium

51
Q

Endometrium

A

inner most layer

blastocyte implants here after fertilization

52
Q

Myometrium

A

Middle layer

Contracts during labor

53
Q

Perimetrium

A

Made of connective tissue

54
Q

2 layers of endometrium

A

Stratum Functionalis

Stratum Basalis

55
Q

Stratum Functionalis

A

Shed during menstration

56
Q

Stratum Basalis

A

Regenerates Stratum functionalis

57
Q

Mammory glands

A

Lobules contain alveoli that produce milk
Prolactin prompts milk production
Oxytocin prompts ejection of milk at the nipple

58
Q

Ovarian Cycle

A

Follicular Phase

Luteal Phase

59
Q

Follicular Phase

A

follical development

DAYS 1-14*

60
Q

Luteal Phase

A

Follows ovulation
Secretes progesterone and estrogen preparing for implantation

DAYS 15-28*

61
Q

Uterine Cycle

A

Menses
Proliferative Phase
Secretory Phase

62
Q

Menses

A

Stratum functionalis shed

DAY 1-5*

63
Q

Proliferative phase

A

Stratum functionalis regenerated

DAY 6-14*

64
Q

Secretory Phase

A

Endometrium nourished with hormones secreted by corpus luteum

DAY 15-28*

65
Q

When does ovulation happen on average

A

Day 14

66
Q

Oxytocin

A

Prompts ejection of milk at the nipple

67
Q

Prolactin

A

Promps milk production