BIO Flashcards

(60 cards)

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
_are chemicals that specifically kill spermatozoa ( or destroy their motility).
Spermacdias
26
The _ is the cell that creates the blood-testis barrier.
Sertoli
27
_are finger like extensions of the fallopian tubes.
Fimbria
28
The decidua -_is the portion of the endometrium that surrounds the developing fetus in the uterus.
Capsilaris
29
Rapid development of the fetus (maternal cravings ) occurs during the _trimester of pregnancy.
2
30
The fast block starts when the sperm contacts the _ of the egg.
Corona Radiata
31
Gametogenesis
Formation of gametes
32
Mitosis
normal cell division
33
meiosis
gametic
34
spermatogenesis
formation of sperm
35
SRY
male
36
gonads
make the gametes & sex hormones
37
testes
W/ in a bag called the scrotum
38
What 3 muscles maintain temp for testes?
Cremaster muscle, Dartos Muscle, Panpiniform Plexus.
39
Cremaster Muscle
Pulls testes against the body wall to warm them
40
Dartos Muscle
Flat muscle surrounds the scrotum, creates insulation barrier.
41
Panpiniform Plexus
A set of veins that draw heat away from the testes
42
Seminiferous Tubules
Where sperm is actually made
43
Sertoli Cell
Regulate the rate of spermatogenesis
44
Rete testis
receives sperm from all tubules
45
Epididymis
On side of testes; stores & matures sperm
46
Vas Deferens
transport sperm through abdominal cavity to prostate gland.
47
Ejaculatory duct
stores sperm prior to release
48
Urethra
Transports Sperm out of the body
49
Inguinal Ring
Opening in abdominal wall from the scrotum
50
Spermatic Cord
Group of structures traveling through inguinal ring
51
Name 3 Accessory glands that make up semen?
Seminal Vesicle, Prostate Gland, Bulbourtheral Gland
52
Bulbourtheral Gland
Produces an alkaline lubricating mucus; protect semen packet thru urethra into the vagina, neutralizes urine & vaginal acid.
53
Enlarged prostate
Cuts off ejaculatory duct & then urethra (painful micturition)
54
Name 3 vasocongestive columns in the penis?
Corpus spongiosum, corpa cavernosa, glans penis
55
Prepuce foreskin
Fold of skin that surround the glans penis
56
Circumcision
Surgical removal of prepuce; reduces spread of HIV
57
Endometrium has 3 regions called?
Discidua capsularis, decidua basalis, decidua parietalus
58
Decidua capsularis
region forms and surrounds the embryo
59
Decidua basalis
attaches to the embryo to the uteran wall
60
Decidua parietalus
part of the endometrium not connected to the embrium (not involved)