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LEC - Reproductive System
73問 • 8ヶ月前
  • ユーザ名非公開
    • 通報

    問題一覧

  • 1

    Produces sperm and secretes hormones

    Testes

  • 2

    Transport and stores sperm, assist in their maturation, and conveys them to the exterior

    System of Ducts

  • 3

    Adds secretion to semen

    Accessory sex glands

  • 4

    Supports testes and penis delivers sperm into female reproductive tract

    Scrotum

  • 5

    Internally divides scrotum into two sacs each with a single testis

    Scrotal septum

  • 6

    External median ridge

    Raphe

  • 7

    Normal sperm production requires a temperature of _-_°C below core body temperature

    2-3

  • 8

    This muscles contracts or relaxes

    Cremaster and Dartos muscles

  • 9

    Paired oval glands in the scrotum

    Testes

  • 10

    Partially covers testes

    Tunica vaginalis

  • 11

    Internal to tunica vaginalis

    Tunica albuginea

  • 12

    Each of 200-300 lobules contains _-_ seminiferous tubules

    1-3

  • 13

    Release inhibit which inhibits Follicle stimulating horomone

    Sertoli cells

  • 14

    Stimulates spermatogenesis

    Testosterone

  • 15

    Binds testosterone keeping concentration high

    Androgen-binding protein

  • 16

    Stimulates Leydig cells to secrete testosterone

    Luteinizing hormone

  • 17

    Presure generated by fluid produces by Sertori cells push sperm along seminiferous tubules into straight tubules, rete testis, efferent ducts in epididymis

    Ducts of Testis

  • 18

    Consists of tightly coiled Ducts. It is the site of sperm maturation

    Epididymis

  • 19

    Conveys sperm during sexual arousal through peristaltic contractions. Can also store sperm several months

    Ductus deferens

  • 20

    Ascends out of scrotum. Consists of ductus deferens as it ascends through scrotum, testicualr artery, veins that drain testes and carry testosterone, autonomic nerves, lymphatic vessels, and cremaster muscle.

    Spermatic cord

  • 21

    Formed by union of duct from seminal vescile and ampulla of ductus deferens. Terminates in prostatic urethra

    Ejaculatory ducts

  • 22

    Ejects sperm and seminal vescicle secretions just before release of semen into urethra

    Ejaculatory ducts

  • 23

    Shared terminal duct of reproductive and urinary system

    Urethra

  • 24

    Ends at external urethral orifice

    Urethra

  • 25

    Secrete alkaline, viscous fluid containing fructose, prostaglandins, and clotting protein

    Seminal vesicles

  • 26

    Secretes milky, slightly acidic fluid containing citric acid, several proteolytic enzymes, acid phosphatase, seminalplasmin

    Prostate

  • 27

    Secrete alkaline fluid that protects pasing sperm by neutralizing acids form urine in urethra

    Bulbourethral glands

  • 28

    About 60% of semen volume

    Seminal vesicles

  • 29

    About 25% of semen volume

    Prostate

  • 30

    Mixture of sperm and seminal fluid

    Semen

  • 31

    Typical volume 2.5-5ml with __-___ million sperm/mL

    50-150

  • 32

    Slightly alkaline pH of __-__ due to seminal vesicle secretion

    7.2-7.7

  • 33

    Contains urethra and is a passageway for ejaculation of semen and excretion of urine

    Penis

  • 34

    Terminal opening is external urethral tissue

    Glans penis

  • 35

    Parasympathetic fibers release and causes local production of nitric oxide causing smooth muscle in arterioles to relax and dialte allowing large amounts of blood to enter penis

    Erection

  • 36

    Provide a route for sperm to reach an ovum

    Uterine tubes

  • 37

    Transports secondary oocytes and fertilized ova form ovaries to uterus

    Uterine tubes

  • 38

    Widest longest portion

    Ampulla

  • 39

    Joins Uterus

    Isthmus

  • 40

    Ciliary conveyor belt, peg cells provide nutrition to ovum

    Mucosa

  • 41

    Peristaltic contractions

    Muscularis

  • 42

    Outer layer

    Serosa

  • 43

    3 layers of the Uterus

    Perimetrium, Myometrium, Endometrium

  • 44

    Lines cavity, sloughs off during menstruation

    Stratum functionalis

  • 45

    Permanent, gives rise to new stratum functionalis after each menstruation

    Stratum basalis

  • 46

    Produced by secretory cells of cervic mucosa

    Cervical mucus

  • 47

    Fibromuscular canal extending from exterior of body to uterine cervix

    Vagina

  • 48

    2 layers of smooth muscle

    Muscularis

  • 49

    Anchors vagina to adjacent organs

    Adventitia

  • 50

    Forms border around and partially closes vaginal orifice

    Hymen

  • 51

    Cushions pubic symphisis

    Mons pubis

  • 52

    Homologous to scrotum

    Labia majora

  • 53

    Homologous to spongy urethra

    Labia minora

  • 54

    2 small erectile bones and numerous nerves and blood vessels

    Clitoris

  • 55

    Region between labia minora

    Vestibule

  • 56

    2 elongated masses of erectile tissue on either side of vaginal orifice

    Bulb of vestibule

  • 57

    Diamond shaped area medial to thighs and buttocks of males and females.

    Perineum

  • 58

    Nipples has openings of lactiferous ducts

    Breast

  • 59

    Modified sudoriferous gland that produces milk

    Mammary gland

  • 60

    Series of events in ovaries that occur during and after maturation of oocytes

    Ovarian cycle

  • 61

    Concurrent series of changes in uterine endometrium preparing it for arrival of fertilized ovum

    Uterine cycle

  • 62

    Secreted by hypothalamus, controls ovarian and uterine cycle

    Gonadotropin releasing hormone (GnRH)

  • 63

    Stimulates release of Follicle stimulating hormone and luteinizing hormone from anterior pituitary

    Gonadotropin-releasing hormone (GnRH)

  • 64

    Stimulates ovarian follicles to secrete estrogens

    Follicle stimulating hormone

  • 65

    Stimulates further development of ovarian follicles

    Luteinizing hormone

  • 66

    Stimulates thecal cells of developing follicle to produce androgens to be converted into estrogens

    Luteinizing hormone

  • 67

    It triggers ovulation and promotes formation of corpus luteum - produces estrogens, progesterone, relaxin, and inhibin

    Luteinizing hormone

  • 68

    Promote development and maintenance of female reproductive structures and secondary sex characteristics

    Estrogen

  • 69

    Increase protein anabolism including building strong bones

    Estrogen

  • 70

    Secreted mainly by corpus luteum and works with estrogens to prepare and maintain endometrium for implantation and mammary glands for milk production

    Progesterone

  • 71

    Produced by corpus luteum and relaxes uterus by inhibiting contraction of myometrium

    Relaxin

  • 72

    At the end of pregnancy, increases flexibility of public symphysis and dilates uterine cervix

    Relaxin

  • 73

    Secreted by granulosa cells of growing follicles and by corpus luteum

    Inhibin

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    問題一覧

  • 1

    Produces sperm and secretes hormones

    Testes

  • 2

    Transport and stores sperm, assist in their maturation, and conveys them to the exterior

    System of Ducts

  • 3

    Adds secretion to semen

    Accessory sex glands

  • 4

    Supports testes and penis delivers sperm into female reproductive tract

    Scrotum

  • 5

    Internally divides scrotum into two sacs each with a single testis

    Scrotal septum

  • 6

    External median ridge

    Raphe

  • 7

    Normal sperm production requires a temperature of _-_°C below core body temperature

    2-3

  • 8

    This muscles contracts or relaxes

    Cremaster and Dartos muscles

  • 9

    Paired oval glands in the scrotum

    Testes

  • 10

    Partially covers testes

    Tunica vaginalis

  • 11

    Internal to tunica vaginalis

    Tunica albuginea

  • 12

    Each of 200-300 lobules contains _-_ seminiferous tubules

    1-3

  • 13

    Release inhibit which inhibits Follicle stimulating horomone

    Sertoli cells

  • 14

    Stimulates spermatogenesis

    Testosterone

  • 15

    Binds testosterone keeping concentration high

    Androgen-binding protein

  • 16

    Stimulates Leydig cells to secrete testosterone

    Luteinizing hormone

  • 17

    Presure generated by fluid produces by Sertori cells push sperm along seminiferous tubules into straight tubules, rete testis, efferent ducts in epididymis

    Ducts of Testis

  • 18

    Consists of tightly coiled Ducts. It is the site of sperm maturation

    Epididymis

  • 19

    Conveys sperm during sexual arousal through peristaltic contractions. Can also store sperm several months

    Ductus deferens

  • 20

    Ascends out of scrotum. Consists of ductus deferens as it ascends through scrotum, testicualr artery, veins that drain testes and carry testosterone, autonomic nerves, lymphatic vessels, and cremaster muscle.

    Spermatic cord

  • 21

    Formed by union of duct from seminal vescile and ampulla of ductus deferens. Terminates in prostatic urethra

    Ejaculatory ducts

  • 22

    Ejects sperm and seminal vescicle secretions just before release of semen into urethra

    Ejaculatory ducts

  • 23

    Shared terminal duct of reproductive and urinary system

    Urethra

  • 24

    Ends at external urethral orifice

    Urethra

  • 25

    Secrete alkaline, viscous fluid containing fructose, prostaglandins, and clotting protein

    Seminal vesicles

  • 26

    Secretes milky, slightly acidic fluid containing citric acid, several proteolytic enzymes, acid phosphatase, seminalplasmin

    Prostate

  • 27

    Secrete alkaline fluid that protects pasing sperm by neutralizing acids form urine in urethra

    Bulbourethral glands

  • 28

    About 60% of semen volume

    Seminal vesicles

  • 29

    About 25% of semen volume

    Prostate

  • 30

    Mixture of sperm and seminal fluid

    Semen

  • 31

    Typical volume 2.5-5ml with __-___ million sperm/mL

    50-150

  • 32

    Slightly alkaline pH of __-__ due to seminal vesicle secretion

    7.2-7.7

  • 33

    Contains urethra and is a passageway for ejaculation of semen and excretion of urine

    Penis

  • 34

    Terminal opening is external urethral tissue

    Glans penis

  • 35

    Parasympathetic fibers release and causes local production of nitric oxide causing smooth muscle in arterioles to relax and dialte allowing large amounts of blood to enter penis

    Erection

  • 36

    Provide a route for sperm to reach an ovum

    Uterine tubes

  • 37

    Transports secondary oocytes and fertilized ova form ovaries to uterus

    Uterine tubes

  • 38

    Widest longest portion

    Ampulla

  • 39

    Joins Uterus

    Isthmus

  • 40

    Ciliary conveyor belt, peg cells provide nutrition to ovum

    Mucosa

  • 41

    Peristaltic contractions

    Muscularis

  • 42

    Outer layer

    Serosa

  • 43

    3 layers of the Uterus

    Perimetrium, Myometrium, Endometrium

  • 44

    Lines cavity, sloughs off during menstruation

    Stratum functionalis

  • 45

    Permanent, gives rise to new stratum functionalis after each menstruation

    Stratum basalis

  • 46

    Produced by secretory cells of cervic mucosa

    Cervical mucus

  • 47

    Fibromuscular canal extending from exterior of body to uterine cervix

    Vagina

  • 48

    2 layers of smooth muscle

    Muscularis

  • 49

    Anchors vagina to adjacent organs

    Adventitia

  • 50

    Forms border around and partially closes vaginal orifice

    Hymen

  • 51

    Cushions pubic symphisis

    Mons pubis

  • 52

    Homologous to scrotum

    Labia majora

  • 53

    Homologous to spongy urethra

    Labia minora

  • 54

    2 small erectile bones and numerous nerves and blood vessels

    Clitoris

  • 55

    Region between labia minora

    Vestibule

  • 56

    2 elongated masses of erectile tissue on either side of vaginal orifice

    Bulb of vestibule

  • 57

    Diamond shaped area medial to thighs and buttocks of males and females.

    Perineum

  • 58

    Nipples has openings of lactiferous ducts

    Breast

  • 59

    Modified sudoriferous gland that produces milk

    Mammary gland

  • 60

    Series of events in ovaries that occur during and after maturation of oocytes

    Ovarian cycle

  • 61

    Concurrent series of changes in uterine endometrium preparing it for arrival of fertilized ovum

    Uterine cycle

  • 62

    Secreted by hypothalamus, controls ovarian and uterine cycle

    Gonadotropin releasing hormone (GnRH)

  • 63

    Stimulates release of Follicle stimulating hormone and luteinizing hormone from anterior pituitary

    Gonadotropin-releasing hormone (GnRH)

  • 64

    Stimulates ovarian follicles to secrete estrogens

    Follicle stimulating hormone

  • 65

    Stimulates further development of ovarian follicles

    Luteinizing hormone

  • 66

    Stimulates thecal cells of developing follicle to produce androgens to be converted into estrogens

    Luteinizing hormone

  • 67

    It triggers ovulation and promotes formation of corpus luteum - produces estrogens, progesterone, relaxin, and inhibin

    Luteinizing hormone

  • 68

    Promote development and maintenance of female reproductive structures and secondary sex characteristics

    Estrogen

  • 69

    Increase protein anabolism including building strong bones

    Estrogen

  • 70

    Secreted mainly by corpus luteum and works with estrogens to prepare and maintain endometrium for implantation and mammary glands for milk production

    Progesterone

  • 71

    Produced by corpus luteum and relaxes uterus by inhibiting contraction of myometrium

    Relaxin

  • 72

    At the end of pregnancy, increases flexibility of public symphysis and dilates uterine cervix

    Relaxin

  • 73

    Secreted by granulosa cells of growing follicles and by corpus luteum

    Inhibin