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HS 5 CHAP 5 Flashcards

1
Q

It begins with conception

A

GERMINAL PERIOD

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2
Q

It Ends when fertilized egg implants in uterine wall

A

GERMINAL PERIOD

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3
Q

Fertilized egg

A

Zygote

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3
Q

After five days of mitosis

A

100 cells = blastocyst

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4
Q

It last

A

Day 0- Day 14 or 2 weeks’ long

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5
Q

Cell division occurs

A

mitosis

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6
Q

Inner layer

A

Embryonic disk
(becomes the embryo)

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7
Q

Outer layer of cells

A

Trophoblast

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8
Q

organ that surrounds the developing embryo and is attached to the wall of the uterus

A

Development of the placenta

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8
Q

Begins duplication and division within hours of conception

A

Zygote

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9
Q

Developing organism burrows into the placenta that lines the uterus

A

Implantation (about 10 days after conception)

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10
Q

Pregnancy can be detected due to new chemicals in the mother’s urine

A

Organism grows rapidly

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11
Q

EMBRYONIC PERIOD

A

From 3-8 weeks after conception

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12
Q

Outer cell mass is called

A

PLACENTA

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13
Q

Structure attached to the uterus

A

Blood vessels from trophoblast form placenta

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14
Q

Major structures

A

(organs, limbs, brain)

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14
Q

Provides nourishment and oxygen from

A

Blood vessels from trophoblast form placenta

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15
Q

Vulnerable to damage from harmful agents

A

start to develop

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16
Q

From the midline outward

A

Proximodistal

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16
Q

From head to tail

A

Cephalocaudal

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17
Q

Developing human organism from about the______

A

3rd through the 8th week after conception

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18
Q

From 9 weeks post-conception until birth

A

FETAL PERIOD

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18
Q

Major structures continue to develop

A

FETAL PERIOD

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19
Q

Developing human organism from the start of the 9th week after conception until birth

A

Fetus

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20
Q

Age of viability

A

First chance of
survival outside uterus (24 weeks)

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21
Q

cephalocaudal and proximodistal growth

A

Fetus

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22
Q

Age at which a preterm newborn may survive outside the mother’s uterus if medical care is available

A

AGE OF VIABILITY

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23
Q

About 22 weeks after conception

A

AGE OF VIABILITY

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24
Q

Fetal stage begins

A

9 weeks

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25
Q

Sex organs differentiate

A

12 weeks

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26
Q

Finger and toes develop

A

16 weeks

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27
Q

Hearing begins

A

20 weeks

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28
Q

Bones fully develop

28
Q

Muscles fully develop

29
Q

Lungs begins develop

30
Q

Full term development

31
Q

Neural groove appears during

32
Q

Mostly completed after five months of gestation

A

Neurogenesis (formation of neurons)

32
Q

Responsible for movement and cognitive activity

A

Gray matter

33
Q

Regions of brain that contain cell bodies

A

Gray matter

34
Q

Axons that form neural pathways

A

White matter

35
Q

Earlier is usually worse

35
Q

Covered with myelin – Fatty substance

A

White matter

36
Q

Environmental factors that can contribute to birth defects

A

TERATOGENS

37
Q

Teratogens may interact

38
Q

More is usually worse

39
Q

Sex, genetic vulnerability

40
Q

Time When Teratogens Can Interfere With Recent Growth

A

Sensitive Period

41
Q

Leading preventable cause of intellectual disability

41
Q

Certain Teratogens Are Relatively Harmless Until Exposure Reaches a Certain Level

A

Threshold Effect

42
Q

High Doses Can Be Harmful

43
Q

Caused by parasite in raw meat, cat feces, dirt

A

TOXOPLASMOSIS

44
Q

mostly preventable through vaccination

A

RUBELLA (GERMAN MEASLES)

45
Q

associated with increased risk of prematurity and low birthweight

46
Q

body can’t manage glucose appropriately.

A

Gestational diabetes

47
Q

too much pressure on artery walls

A

Hypertension

48
Q

type of anemia in baby

A

RH DISEASE

49
Q

should be about 25 pounds

A

WEIGHT GAIN

50
Q

feelings of sadness lasting about a week after birth

A

BABY BLUES

51
Q

longer-lasting depression starting in first month after birth

A

POSTPARTUM DEPRESSION

52
Q

sound waves used to examine the fetus

A

ULTRASOUND

53
Q

sample amniotic fluid

A

AMNIOCENTESIS

54
Q

inability to conceive within 12 months

A

INFERTILITY

54
Q

implant both sperm and ova into the fallopian tube

A

GAMETE INTRA-FALLOPIAN TUBE TRANSFER (GIFT)

54
Q

sample placenta

A

CHORIONIC VILLUS SAMPLING

55
Q

infection of reproductive organs, often caused by std

A

PELVIC INFLAMMATORY DISEASE

56
Q

remove eggs and fertilize outside the body

A

IN VITRO FERTILIZATION (IVF)

57
Q

zygote implants in the fallopian tube instead of the uterus

A

ECTOPIC PREGNANCY

58
Q

sperm and ova are fertilized outside of the body

A

ZYGOTE INTRA-FALLOPIAN TUBE TRANSFER (ZIFT)

59
Q

increased blood pressure and leakage of protein in urine

A

PREECLAMPSIA (TOXEMIA)

60
Q

when preeclampsia causes seizures

61
Q

cervix dilates to

A

10cm (4 inches)

62
Q

typically lasts

A

12-16 hours

63
Q

incision made between the vaginal opening and anus to avoid tearing the tissue

A

EPISIOTOMY

64
Q

Placenta delivered within ____ minutes of birth

65
Q

surgical procedure to remove baby through abdomen

A

CESAREAN SECTION

65
Q

local anesthetic injected in area around spine

A

EPIDURAL BLOCK

66
Q

lack of oxygen to brain

67
Q

before 37 weeks gestational age

A

PRETERM BIRTH

67
Q

weigh less than 90% of babies of same

A

SMALL-FOR-DATE

67
Q

less than 5.5 pounds (2.5kg)

A

LOW BIRTH WEIGHT

67
Q

low oxygen levels

First Sem (12 decks)

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