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MedSurg > Fertilization and Implantation: Embryonic and Fetal Development > Flashcards

Fertilization and Implantation: Embryonic and Fetal Development Flashcards

1
Q

PRENATAL DEVELOPMENT: Fertilization and Implantation

A

First Month

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2
Q

PRENATAL DEVELOPMENT: Embryonic period
occurs from the 3rd to
the 8th week of
development and is the
time when the three
germ layers, ectoderm,
mesoderm, and
endoderm, give rise to
a number of specific
tissues and organs.

A

First Month

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3
Q

PRENATAL DEVELOPMENT: Development of nervous system

A

First Month

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4
Q

PRENATAL DEVELOPMENT:Development of the
nervous system.

A

First Month

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5
Q

PRENATAL DEVELOPMENT:Embryo is 1⁄2 inch long.

A

First Month

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6
Q

PRENATAL DEVELOPMENT:The heart has
formed. Heart begins
to beat faintly.

A

Second month

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7
Q

PRENATAL DEVELOPMENT: Fingers and toes
develop.

A

Second month

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8
Q

PRENATAL DEVELOPMENT: The arms bend at
elbows.

A

Second month

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9
Q

PRENATAL DEVELOPMENT: External ears, eyes,
eyelids, liver, and
upper lip have begun
forming.

A

Second month

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10
Q

PRENATAL DEVELOPMENT: The sex organs are
the same in all
embryos until the 7 th
or 8 th week. If a
gene triggers the
development of
testes, the embryo
develops as a male. If
there is no trigger, the
embryo develops
ovaries and becomes
female.

A

Second month

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11
Q

PRENATAL DEVELOPMENT: Tail disappears. Embryo is 1 inch
long.

A

Second month

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12
Q

PRENATAL DEVELOPMENT:The embryo develops into a fetus after 10 weeks.

A

Third Month

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13
Q

PRENATAL DEVELOPMENT: Bones begin
hardening.

A

Third Month

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14
Q

PRENATAL DEVELOPMENT: Begins making
spontaneous
movements

A

Third Month

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15
Q

PRENATAL DEVELOPMENT:Digestive organ
begins to function.

A

Third Month

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16
Q

PRENATAL DEVELOPMENT: Kidneys start making
urine.

A

Third Month

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17
Q

PRENATAL DEVELOPMENT:Posture becomes
less curled and more
upright. Fetus is 3 inches long and weighs 1 ounce.

A

Third Month

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18
Q

PRENATAL DEVELOPMENT: Hair begins to grow.

A

Fourth Month

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19
Q

PRENATAL DEVELOPMENT: Head is more erect.

A

Fourth Month

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20
Q

PRENATAL DEVELOPMENT: Sex organs are fully
formed.

A

Fourth Month

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21
Q

PRENATAL DEVELOPMENT: Heart and blood
vessels are fully
formed.

A

Fourth Month

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22
Q

PRENATAL DEVELOPMENT: Fetus is 7 inches and
weighs 5 ounces.

A

Fourth Month

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23
Q

PRENATAL DEVELOPMENT: Lanugo —a fine,
downy hair — covers
the body.

A

Fifth Month

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24
Q

PRENATAL DEVELOPMENT: Vernix caseosa, a
greasy material, covers and protects the skin.

A

Fifth Month

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25
Q

PRENATAL DEVELOPMENT: Ears and nose begin to develop cartilage.

A

Fifth Month

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26
Q

PRENATAL DEVELOPMENT: Fingernails and
toenails begin to
appear.

A

Fifth Month

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27
Q

PRENATAL DEVELOPMENT: Can suck a thumb,
yawn, stretch, make
faces and grasp.

A

Fifth Month

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28
Q

PRENATAL DEVELOPMENT: Gender of the fetus
may be determined.

A

Fifth Month

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29
Q

PRENATAL DEVELOPMENT: Fetus is 12 inches long and weighs 14 ounces.

A

Fifth Month

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30
Q

PRENATAL DEVELOPMENT: Extremely preterm -
born at or before 25 weeks of pregnancy

A

Fifth Month

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31
Q

PRENATAL DEVELOPMENT: Eyes and eyelids fully formed

A

Sixth Month

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32
Q

PRENATAL DEVELOPMENT: Fat developing under skin

A

Sixth Month

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33
Q

PRENATAL DEVELOPMENT: Fetus is 14 inches
long and weighs 2 pounds

A

Sixth Month

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34
Q

PRENATAL DEVELOPMENT: By 21st-22nd week,
CRL (Crown Rump
Length) is about 7 Inches

A

Sixth Month

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35
Q

PRENATAL DEVELOPMENT: (CRL – length from
top of the head to
bottom of buttocks)

A

Sixth Month

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36
Q

PRENATAL DEVELOPMENT: By 23rd-24th week,
CRL is about 8
inches

A

Sixth Month

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37
Q

PRENATAL DEVELOPMENT: Bone marrow begins
making blood cells

A

Sixth Month

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38
Q

PRENATAL DEVELOPMENT: Taste buds begin to
form

A

Sixth Month

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39
Q

PRENATAL DEVELOPMENT: Cerebral Cortex of
the brain rapidly
develops

A

Seventh Month

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40
Q

PRENATAL DEVELOPMENT: Fetus is 16 inches
long and weighs 3
pounds

A

Seventh Month

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41
Q

PRENATAL DEVELOPMENT: Fetus further
develops fat until the
end of the pregnancy

A

Seventh Month

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42
Q

PRENATAL DEVELOPMENT: By 26th – 27th week,
CRL is about 9
inches

A

Seventh Month

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43
Q

PRENATAL DEVELOPMENT: Eyelids are usually
fused together until
28th week

A

Seventh Month

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44
Q

PRENATAL DEVELOPMENT: By 28th – 29th week,
CRL is about 10
inches

A

Seventh Month

45
Q

PRENATAL DEVELOPMENT: Fetus is 17 inches
long and weighs 5
pounds

A

8th Month

46
Q

PRENATAL DEVELOPMENT: By 29th – 30th week,
CRL is about 10.5
inches

A

8th Month

47
Q

PRENATAL DEVELOPMENT: In male fetus, testes
begin to descend into
scrotum by 30th -
34th week,
completing on 40th week

A

8th Month

48
Q

PRENATAL DEVELOPMENT: By 31st – 32nd week,
CRL is about 11
inches

A

8th Month

49
Q

PRENATAL DEVELOPMENT: Lanugo begins falling
off

A

8th Month

50
Q

PRENATAL DEVELOPMENT: Fingernails extend
beyond the fingertips

A

8th Month

51
Q

PRENATAL DEVELOPMENT: Subcutaneous fat is
stored for later use

A

8th Month

52
Q

PRENATAL DEVELOPMENT: Lanugo is shed

A

9th month

53
Q

PRENATAL DEVELOPMENT: Eyes have developed
enough to constrict
and dilate

A

9th month

54
Q

PRENATAL DEVELOPMENT: Organ systems actively
function

A

9th month

55
Q

PRENATAL DEVELOPMENT: Fetus is considerably
fatter, and skin is no
longer wrinkled

A

9th month

56
Q

PRENATAL DEVELOPMENT: Vernix is present

A

9th month

57
Q

PRENATAL DEVELOPMENT: Fetus settles into
position for birth
(Position vs
Presentation “Position”
refers to fetal
orientation in the
womb. “Presentation”
refers to which part of
the fetus is
leading/closest to the
birth canal)

A

9th month

58
Q

PRENATAL DEVELOPMENT: By 33rd – 34th week,
CRL is about 12 inches
● By 35th – 36th week,
CRL is about 12.5
inches

A

9th month

59
Q

PRENATAL DEVELOPMENT: By 37th – 38th week,
CRL is about 13-14
inches

A

10th month

60
Q

PRENATAL DEVELOPMENT Fetus has a firm grasp

A

10th month

61
Q

PRENATAL DEVELOPMENT: Nearly all of the vernix
and lanugo are gone

A

10th month

62
Q

PRENATAL DEVELOPMENT: On average, Neonate
(Newborn) is around
18- 22 inches long
and weighs around
7-8 pounds

A

10th month

63
Q

CHANGES IN MOTHER: Missed menstrual period

A

1st Month

64
Q

CHANGES IN MOTHER: Possible feeling of
fatigue, feeling bloated,
frequent urination,
mood swings, nausea,
and tender or swollen
breasts
● Not all women get these
symptoms

A

1st Month

65
Q

CHANGES IN MOTHER: Pregnancy symptoms are
more noticeable.

A

2nd Month

66
Q

CHANGES IN MOTHER: Breast tenderness,
fatigue, frequent
urination, heartburn,
nausea, and vomiting
usually get worse.

A

2nd Month

67
Q

CHANGES IN MOTHER: Produces extra blood
during pregnancy, and
heart beats faster and
harder than usual to carry
the extra blood

A

2nd Month

68
Q

CHANGES IN MOTHER: Most symptoms from the
1st and 2nd month
continue and sometimes
worsen.

A

3rd Month

69
Q

CHANGES IN MOTHER: Breasts enlarge and
areolas become larger
and darker.

A

3rd Month

70
Q

CHANGES IN MOTHER: Gains weight(about 2-3
lbs.

A

3rd Month

71
Q

CHANGES IN MOTHER: Some of the symptoms
from first 3 months
begin to be relieved.

A

4th Month

72
Q

CHANGES IN MOTHER: Belly begins to be more
prominent.

A

4th Month

73
Q

CHANGES IN MOTHER: Heartburns and
constipation.

A

4th Month

74
Q

CHANGES IN MOTHER: Breast changes continue
● Increased blood flow
● Gains weight (3-4 lbs.)

A

4th Month

75
Q

CHANGES IN MOTHER: Fetal movements
(quickening) are felt for
the first time. It may feel
like flutters or butterflies
in the stomach.

A

5th Month

76
Q

CHANGES IN MOTHER: Shortness of breath may
improve.

A

5th Month

77
Q

CHANGES IN MOTHER: Breasts may start
producing colostrum
—tiny drops of early
milk.

A

5th Month

78
Q

CHANGES IN MOTHER: Some women have
Braxton-Hicks
contractions. They feel
like a painless squeezing
of the uterus or
abdomen. This is the
uterus’s way of
practicing for labor and
delivery. Braxton-Hicks
contractions are normal
and not a sign of
preterm labor.

A

5th Month

79
Q

CHANGES IN MOTHER: Gains weight (3-4 lbs.)

A

5th Month

80
Q

CHANGES IN MOTHER: Symptoms from 4 th and
5 th month continue

A

6th Month

81
Q

CHANGES IN MOTHER: May experience
backache

A

6th Month

82
Q

CHANGES IN MOTHER: Shortness of breath may
improve

A

6th Month

83
Q

CHANGES IN MOTHER: Breasts may begin
forming colostrum
(Colostrom – tiny drops of
early milk)

A

6th Month

84
Q

CHANGES IN MOTHER: Some women may
experience Braxton-Hicks
Contractions (False
Labor), as the uterus
prepares for labor and
delivery)(Normal, not a
sign of preterm delivery)
(Uterus prepares for labor
and delivery)

A

6th Month

85
Q

CHANGES IN MOTHER: Weight gain of 3-4
pounds
● Movements of the fetus
may be felt

A

6th Month

86
Q

CHANGES IN MOTHER: Symptoms from earlier
months continue

A

7th Month

87
Q

CHANGES IN MOTHER: Fetus is highly active,
movements are felt

A

7th Month

88
Q

CHANGES IN MOTHER: Ankles may swell from
standing

A

7th Month

89
Q

CHANGES IN MOTHER: Back pain is common

A

7th Month

90
Q

CHANGES IN MOTHER: Weight gain of 3-4
pounds

A

7th Month

91
Q

CHANGES IN MOTHER: Uterus continues to
expand

A

7th Month

92
Q

CHANGES IN MOTHER: Dizziness may lessen

A

7th Month

93
Q

CHANGES IN MOTHER: Occasional headaches,
Backaches, Heartburn

A

8th Month

94
Q

CHANGES IN MOTHER: Difficulty sleeping

A

8th Month

95
Q

CHANGES IN MOTHER: Weight gain of 3-5
pounds

A

8th Month

96
Q

CHANGES IN MOTHER: May experience difficulty
breathing, as the uterus
expands upward

A

8th Month

97
Q

CHANGES IN MOTHER: May get varicose veins or
● hemorrhoids
● Constipation
● May get stretch marks
● Braxton-Hicks
contractions may
continue

A

8th Month

98
Q

CHANGES IN MOTHER: May experience UI
(Urinary Incontinence)
due to pressure from the
uterus on the bladder
● Hair may appear fuller
and healthier due to
hormones

A

8th Month

99
Q

CHANGES IN MOTHER: Uterus has descended
in lower abdomen

A

9th Month

100
Q

CHANGES IN MOTHER: Difficulty holding urine

A

9th Month

101
Q

CHANGES IN MOTHER: Varicose veins
● Stretch marks
● Ankle swelling
● Trouble sleeping

A

9th Month

102
Q

CHANGES IN MOTHER: Shortness of breath
● Fatigue
● Weight gain of 3-5
pounds. Total: 20-29
pounds

A

9th Month

103
Q

CHANGES IN MOTHER: Due to the descent of
the fetus into the lower
part of the uterus,
constipation and
heartburn may be
relieved

A

9th Month

104
Q

CHANGES IN MOTHER: Most women give birth
around this time

A

10th Month

105
Q

CHANGES IN MOTHER: By the end of the
pregnancy, the uterus has
expanded from the pelvis
to the bottom of the rib
cage

A

10th Month

106
Q

CHANGES IN MOTHER: Shortness of breath,
heartburn, and
constipation usually
improve when fetus drops

A

10th Month

107
Q

CHANGES IN MOTHER: Difficulty holding urine

A

10th Month

108
Q

CHANGES IN MOTHER: ● Cervix begins to dilate,
may experience sharp
pains
● Afterbirth, placenta and
other tissues are expelled

A

10th Month

MedSurg (2 decks)

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