Chapter 16 reproductive reverse Flashcards

(70 cards)

1
Q

reverse

sperm production

secrete testosterone

A

Male Reproductive system functions

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2
Q

reverse

testes

A

Male reproductive primary organs

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3
Q

reverse

epididymis

vas deferens

ejaculatory duct

urethra

A

Male reproductive duct system

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4
Q

reverse

seminal vesichles

prostate

bulbourethral gland

A

Male reproductive accessory organs

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5
Q

reverse

scrotum

penis

A

Male external genitalia

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6
Q

reverse

capsule that surrounds each testis

A

Tunica albuginea

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7
Q

reverse

testes lobule containing tightly coiled seminiferous tubules

A

site of sperm production

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8
Q

reverse

support and nourish sperm

regulate sperm production

A

sertoli cells

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9
Q

reverse

produce sperm

A

Spermatogonia

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10
Q

reverse

between seminiferous tubules

produce androgens such as testosterone

A

interstitial cells

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11
Q

reverse

6 meters of coiled tube: found in the superior part of the testis and slong the posterior lateral side

site of sperm maturation and storage

concentration of muscles in the wall of the epididymis expels sperm with the vas deferens

A

Epididymis

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12
Q

reverse

carries sperm from the epididymis to the ejaculatory duct

A

Vas Deferens

Ductus Deferens

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13
Q

reverse

smooth muscle in the walls of the vas deferens create peristaltic waves to squeeze the sperm forward

A

ejaculation

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14
Q

reverse

cutting the vas deferens at the level of the testes to prevent the transportation of sperm

A

vasectomy

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15
Q

reverse

short duct that connects the vas deferens to the urethra

within the prostate gland

A

Ejaculatory duct

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16
Q

reverse

extends from the base of the urinary bladder to the tip of the penis

carries urine and sperm

sperm enters from the ejaculatory duct

A

urethra

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17
Q

reverse

located posterior to the urinary bladder

secretes alkaline fluid into ejaculatory ducts:

fructose-energy for sperm

60% of final semen volume

A

seminal vesicles

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18
Q

reverse

inferior to urinary bladder

secretes alkaline fluid:

helps activate sperm

enters the urethra through several small ducts

A

prostate gland

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19
Q

reverse

pea sized glands inferior to the prostate

produce a thick clear mucus

cleanses the urethra of acidic urine

serves as lubricant during sex

secreted into the penile urethra

A

bulbourethral glands

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20
Q

reverse

mixture of sperm and accessory gland secretions:

alkaline pH: 7.2-7.6 (neutralizes vaginal secretions)

volume 2-5ml

average sperm count: 120 million per ml

A

semen

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21
Q

reverse

non mobile with the male reproductive system

begin to swim in an alkaline environment

A

sperm

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22
Q

reverse

changes that allow sperm to fertilize egg

occurs within the female reproductive tract

A

capacitation

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23
Q

reverse

divided pouch of skin posterior to the penis

maintains the testes about 3 deg C lower than body temp to protect sperm

A

scrotum

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24
Q

reverse

delivers sperm into the female reproductive tract

A

penis

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25
# reverse shaft glans penis (enlarged tip) prepuce (foreskin): folded cuff or skin around proximal end often removed by circumcision internally 3 areas of spongy erectile tissue erections occur when erectile tissue fills with blood during sexual excitement
regions of the penis
26
# reverse production of sperm cells entire process takes 64-72 days
spermatogenesis
27
# reverse meiotic cell division begins at puberty and continues throughout life occurs in the seminiferous tubules
production of sperm cells
28
# reverse spermatogonium primary spermatocyte 46 chromosomes 2 secondary spermatocytes 23 chromosomes 4 spermatids 23 chromosomes 4 sperm cells 23 chromosomes
spermatogenesis cycle
29
# reverse 4 sperm cells containing 23 chromosomes sperms cells are not genetically identical
spermatogenesis final product
30
# reverse Head contaiing nuclueus of 23 chromosomes and acrosomal cap midpiece: fliaments and mitochondria Tail: flagellum
Structure of mature sperm
31
# reverse contains enzymes that help penetrate egg during fertilization
acrosomal cap
32
# reverse production of ova secretion of estrogen and progesterone provide an environment for developing offspring parturition
Female reproductive functions
33
# reverse ovaries
Female primary reproductive organs
34
# reverse uterine tubes uterus vagina
female reproductive duct system
35
# reverse vulva
female external genitalia
36
# reverse ovoid structures found with pelvic cavitiy composed of ovarian follicles
ovaries
37
# reverse each consists of Oocyte (immature egg) follicular cells-surround the Oocyte
ovarian follicles
38
# reverse receive the ovulated oocyte site of fertilization upper 1/3 of tube lined with simple ciliated columnar epithelium helps move oocyte toward uterus
uternine tubes "fallopian"
39
# reverse holloow muscular organ located between the urinary bladder and rectum endometrium inner most layer cervix projects into the vagina protects fetus during pregnancy
uterus
40
# reverse fibromuscular tube extends from cervix to exterior of body serves as birth canal receives penis during intercourse hymen
vagina
41
# reverse membrane that partially covers the vaginal orifice
hymen
42
# reverse mons pubis labia majora labia minora
Vulva
43
# reverse fatty area overlying the pubic symphysis covered with pubi hair after puberty
mons pubis
44
# reverse encloses and protects the other external reprosuctive organs
labia majora
45
# reverse longitudinal folds between labia majora converge anteriorly to form hood of clitoris
labia minora
46
# reverse enclosed by labia majora contains external openings of the urethra and vagina
Vestibule
47
# reverse found on each side of the vagina secrets lubricant during intercourse
greater vestibular glands
48
# reverse contains erectile tissue richly supplied with sensory fibers corresponds to the male penis
clitoris
49
# reverse hooded by prepuce composed of erectile tissue becomes swollen with blood during sexual intercourse
similarities between clitoris and penis
50
# reverse Ovarian cycle Uterine cycle
female reproductive cycle components
51
# reverse maturation of follicle days 1-13 Oogenesis: formation of egg days 1-14 ovulation day 14 formation of corpus luteum days 14-28
Ovarian cycle
52
# reverse changes in endometrium controlled by ovarian hormones
Uterine cycle
53
# reverse maturation of follicel days 1-13 Oogenesis: egg formation day 1-14 Ovulation day 14 formation of corpus luteum days 14-28
ovarian cycle 28 day overview
54
# reverse oocyte surrounded by follicular cells 6-7 million form during fetal development at birth 2 million, at puberty 400k 400 ova are released during reproductive years
primordial follicles
55
# reverse primary follicle: single layer of cells surrounding oocyte (day 1) secondary follicle (day 13) antrum, zonapellicida, corona radiata mature follicle corpus luteum (day 15-28)
Follicular maturation
56
# reverse total suppply of eggs present at birth ability to release eggs begins at puberty reproductive ability ends at menopause
Oogenesis
57
# reverse occurs in developing ovarian follicles
oocyte maturation
58
# reverse primary oocyte 46 chromosomes secondary oocyte+polar body 23 chromosomes secondary oocyte begins meiosis II arrests in metaphase II egg cell that is ovulated (day 14)
oogenesis cycle
59
# reverse release of secondary oocyte from the surface of the ovary secondary oocyte is surrounded by zona pellucid and corona radiata oocyte is ovulated into pelvic cavity
ovulation
60
# reverse meiosis I Iis completed mature ova + second polar body are formed zygote forms when nucleus of egg and sperm merge if it does not occur egg will degenerate within 12-24 hrs
fertilization
61
# reverse one ova+2-3 polar bodies
oogenesis final product
62
# reverse menstruation days 1-5 proliferation phase days 3-14 secretory phase days 15-28
uterine cycle 28 day overview
63
# reverse period of mentrual bleeding
menstruation
64
# reverse endometrium repairs and grows
proliferation phase
65
# reverse endometrium increases in size and readies for implantation
secretory phase
66
# reverse estrogen luteinizing hormone estrogen and progesterone
hormone control of female reproduction
67
# reverse secreted by foliicular cells during first 14 days of ovarian cycle stimulates growth of endometrium
estrogen
68
# reverse secreted by pituitary gland levels surge around day 13 causing ovulation
luteinizing hormone
69
# reverse secreted by luteum during last 14 days of ovarian cycle stimulate growth and activity of uterine glands within endometrium
estrogen and progesterone
70
# reverse oocyte is viable for 12-24 hrs after release sperm are viable for 24048 hrs after ejaculation sexual intercourse must occur no more than 2 days before ovulation and no later than 24 hrs after sperm cells must make their way to the uterine tube for fertilization to be possible
Egg fertilization