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Reproductive - EXAM 1 > Reproductive anatomy > Flashcards

Reproductive anatomy Flashcards

1
Q

Smooth muscle fibers in the subcutaneous tissue, the _______ contract to give the scrotum its wrinkled appearance.

A

dartos muscle

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2
Q

the _______ controls the position of the scrotum and testes. When it is cold or a man is sexually aroused, this muscle contracts to pull the testes closer to the

A

cremaster muscle

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3
Q

Mature sperm are stored in the ______

A

lower portion, or tail, of the epididymis

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4
Q

Spermatic cord contains

A 
Proximal ductus deferens
testicular artery and veins
lymph vessels
testicular nerve
cremaster muscle
connective tissue covering
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5
Q

a fibromuscular tube that is continuous with the epididymis.

A

Vas / Ductus Deferens

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6
Q

Vas Deferens enters the abdominopelvic cavity through the ______ and passes along the lateral pelvic wall, behind _____ & toward the ______

A

inguinal canal
bladder
prostate gland.

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7
Q

glands posterior to the urinary bladder.

A

Seminal vesicle

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8
Q

seminal fluid

A

viscous, contains fructose prostaglandins (mobility, viability) and proteins (slight coagulation rxn in semen)

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9
Q

Sperm counts _____ can present fertility problems.

A

< 10 to 20 million/ ml

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10
Q

There are between ______ of semen.

A

50 to 150 million sperm per milliliter

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11
Q

two dorsal columns = _______

single, ventral column surrounding the urethra = ______

A

corpora cavernosa

corpus spongiosum

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12
Q

Hormone that stimulates spermatogenesis

A

FSH

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13
Q

Hormone that stimulates production of testosterone

A

LH

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14
Q

stimulates the development of male secondary sex characteristics & spermatogenesis.

A

Testosterone

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15
Q

Interspersed within the tubules are large cells which are the ________ which support and nourish the other cells.

A

sustentacular cells (Sertoli’s cells),

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16
Q

Each primary spermatocyte goes through meiosis I to produce _____

A

two secondary spermatocytes, each with 23 chromosomes (haploid).

17
Q

In the second meiotic division, meiosis II, each secondary spermatocyte divides to produce______

A

two spermatids.

18
Q

As a result of the two meiotic divisions, each primary spermatocyte produces ______

A

four spermatids, each with 23 chromosomes (haploid)– one from each pair in the original primary spermatocyte.

19
Q

how long after the time of a vasectomy does a man become officially “infertile”?

A

at least 30 days, maybe more

20
Q

The entire process, beginning with a primary spermatocyte, takes about _____ After ejaculation, the sperm can live for about ______ in the female reproductive tract.

A

74 days.

48+ hours

21
Q

Onset of female breast development

A

Thelarche

22
Q

Growth spurt / change in height. onset of androgen-dependent body changes such as growth of axillary and pubic hair, body odor, and acne - begins up to 6 years before puberty

A

Adrenarche

23
Q

Appearance of pubic hair

A

Pubarche

24
Q

Puberty is essentially related to changes in what hormone

A

GnRH (hypothalamus)

25
Q

The hallmark of adrenarche is the

A

“growth spurt”– increased height.

26
Q

Hormone which regulates appetite and metabolism through the hypothalmus. It has a permissive role in regulating the timing of puberty.

A

Leptin

27
Q

Order of the “-arches’s”

A

Adrenarche
Thelarche
Pubarche
Menarche

28
Q

Early development of subareolar breast bud

small amounts of pubic and axillary hair

A

Tanner 2

29
Q

Increase in size of palpable breast tissue and areolae

Increased dark curled pubic/axillary hair

A

Tanner 3

30
Q

Breast tissue and areolae protrude above breast level.

Adult pubic hair but no spread to medial thighs.

A

Tanner 4

31
Q

Mature adult breast

Pubic hair extends to upper thigh

A

Tanner 5

32
Q

First ovulation usually occurs ____ months after menarche

A

6 – 9

33
Q

Bladder is ______ to the uterus

A

anterior

34
Q

Order of fallopian tubes, from opening at ovary to uterus

A 
Fimbriae
Infundibulum
Ampulla
Isthmus
Pars Uterina

Reproductive - EXAM 1 (3 decks)

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