BIO Flashcards

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1
Q

The seminal Vesicles contribute _ to semen.

A

Fructose, prostaglandins, and a clotting factor

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2
Q

After Ovulation, the development stage of the egg is?

A

ootid

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3
Q

Amniocentesis can be performed reliably and safely as early as _?

A

14 to 16 weeks of gestation

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4
Q

The extra-embryonic membrane that removes fetal waste through the umbilical cord is the _?

A

allantois

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5
Q

_ is an example of incomplete dominance.

A

Sickle- Cell Anemia

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6
Q

The prostate gland contributes _ to semen.

A

citrate, proteolytic enzymes, and an anticoagulant

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7
Q

The _ adjust the temperature of the scrotum for sperm maturation.

A

Cremaster and dartos muscles

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8
Q

The _ is the noncellular protective layer around the ovulated egg.

A

zona pellucida

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9
Q

Heart rate, blood pressure, muscle tone increase during the _ stage of the human sexual response.

A

plateau

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10
Q

Chorionic villus sampling can be performed reliably and safely as early as _?

A

8 weeks of gestation

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11
Q

_stimulates uterine contactions.

A

oxytocin

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12
Q

_stimulates ovulation

A

Luteinizing Hormone

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13
Q

_Lowers maternal use of glucose

A

human placental lactogen

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14
Q

_Birth control pill

A

Estrogen

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15
Q

_ are the stem cells found in the testes.

A

Spermatogonia

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16
Q

A digital rectum exam is testing for abnormalities in the_ (what structure in the male reproductive system?).

A

Prostate

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17
Q

Extra DNA is removed from the egg during oogenesis as the _ (what structure?).

A

polar body

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18
Q

The _ is the opening between the uterus and the vagina.

A

Cervix

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19
Q

_ is the most common surgical procedure of birth control for females.

A

Tubal Ligation

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20
Q

The _ (part of the vulva) contains sebaceous glands.

A

Labia minora

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21
Q

_is the hormone believed to act as the gestation clock that regulates the rate of events during pregnancy.

A

Corticotropin releasing hormone

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22
Q

The _ is the outer layer of the implanted blastocyst that burrows into the endometrium during implantation.

A

Tropo blast

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23
Q

The fast block starts when the sperm contacts the _ of the egg.

A

corona radiata

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24
Q

_is the term for false labor pains.

A

Braxton Hicks contractions

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25
Q

_are chemicals that specifically kill spermatozoa ( or destroy their motility).

A

Spermacdias

26
Q

The _ is the cell that creates the blood-testis barrier.

A

Sertoli

27
Q

_are finger like extensions of the fallopian tubes.

A

Fimbria

28
Q

The decidua -_is the portion of the endometrium that surrounds the developing fetus in the uterus.

A

Capsilaris

29
Q

Rapid development of the fetus (maternal cravings ) occurs during the _trimester of pregnancy.

A

2

30
Q

The fast block starts when the sperm contacts the _ of the egg.

A

Corona Radiata

31
Q

Gametogenesis

A

Formation of gametes

32
Q

Mitosis

A

normal cell division

33
Q

meiosis

A

gametic

34
Q

spermatogenesis

A

formation of sperm

35
Q

SRY

A

male

36
Q

gonads

A

make the gametes & sex hormones

37
Q

testes

A

W/ in a bag called the scrotum

38
Q

What 3 muscles maintain temp for testes?

A

Cremaster muscle, Dartos Muscle, Panpiniform Plexus.

39
Q

Cremaster Muscle

A

Pulls testes against the body wall to warm them

40
Q

Dartos Muscle

A

Flat muscle surrounds the scrotum, creates insulation barrier.

41
Q

Panpiniform Plexus

A

A set of veins that draw heat away from the testes

42
Q

Seminiferous Tubules

A

Where sperm is actually made

43
Q

Sertoli Cell

A

Regulate the rate of spermatogenesis

44
Q

Rete testis

A

receives sperm from all tubules

45
Q

Epididymis

A

On side of testes; stores & matures sperm

46
Q

Vas Deferens

A

transport sperm through abdominal cavity to prostate gland.

47
Q

Ejaculatory duct

A

stores sperm prior to release

48
Q

Urethra

A

Transports Sperm out of the body

49
Q

Inguinal Ring

A

Opening in abdominal wall from the scrotum

50
Q

Spermatic Cord

A

Group of structures traveling through inguinal ring

51
Q

Name 3 Accessory glands that make up semen?

A

Seminal Vesicle, Prostate Gland, Bulbourtheral Gland

52
Q

Bulbourtheral Gland

A

Produces an alkaline lubricating mucus; protect semen packet thru urethra into the vagina, neutralizes urine & vaginal acid.

53
Q

Enlarged prostate

A

Cuts off ejaculatory duct & then urethra (painful micturition)

54
Q

Name 3 vasocongestive columns in the penis?

A

Corpus spongiosum, corpa cavernosa, glans penis

55
Q

Prepuce foreskin

A

Fold of skin that surround the glans penis

56
Q

Circumcision

A

Surgical removal of prepuce; reduces spread of HIV

57
Q

Endometrium has 3 regions called?

A

Discidua capsularis, decidua basalis, decidua parietalus

58
Q

Decidua capsularis

A

region forms and surrounds the embryo

59
Q

Decidua basalis

A

attaches to the embryo to the uteran wall

60
Q

Decidua parietalus

A

part of the endometrium not connected to the embrium (not involved)