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Fetal Growth and Development > 2 > Flashcards

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1
Q
  • Body is C - shape
A

One Lunar

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2
Q

Heart chambers formed, heart begins to beat as early as 14th day.

A

One Lunar

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3
Q

Arm and leg buds present.

A

One Lunar

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4
Q

Primary lung buds appear.

A

One Lunar

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5
Q

Well- marked midbrain flexure.

A

One Lunar

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6
Q

Length is 4-5mm, weight is .4gm.

A

One Lunar

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7
Q

Genital ridges appear at 5 weeks.

A

One Lunar

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8
Q

Half size of a pea

A

One Lunar

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9
Q

Head is large compare to trunk

A

Two Lunar

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10
Q

Fingers and toes are present

A

Two Lunar

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11
Q

Testes and ovaries distinct

A

Two lunar

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12
Q

Amniotic Fluid sorrounds embryo

A

Two Lunar

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13
Q

Assumes a human form

A

Two Lunar

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14
Q

Gestational sac visible by ultrasound

A

Two Lunar

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15
Q

Capable of some movements but too faint to be felt by mother

A

Two Lunar

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16
Q

Heart with valves and septum

A

Two Lunar

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17
Q

• Differentiation of cerebral cortex, meninges, ventricular foramens, cerebrospinal fluid circulation, spinal cord extends to entire length of spine.

A

Two Lunar

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18
Q

Occipication of occiput, mandible, and humerus

A

Two Lunar

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19
Q

Length is 25 cm., weight is 2 gram

A

Two Lunar

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20
Q

All body organs have begun forming.

A

Two Lunar

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21
Q

Ossification is spreading to other bones

A

3

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22
Q

Fingers and toes have nails.

A

3

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23
Q

If born at this time, may make spontaneous movement if still inside the amniotic sac or immersed in warm saline.

A

3

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24
Q

Crown rump length is 6 to 7 cm, weight is 19 gm.

A

3

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25
Placenta fully developed and functioning.
3
26
Arm and leg ratio is proportional.
3
27
Blood is forming in the bone marrow.
3
28
Lungs have definite shape and vocal cords present.
3
29
Kidney begin to secrete urine.
3
30
Sucking reflex is present.
3
31
By 12 weeks, fetus moves body parts, swallows, practices inhaling and exhaling
3
32
FHT audible by doptone
3
33
Palate fuses, facial feature forming
3
34
Crown rump length is 12 cm, weight is 110 gm.
4
35
Sex can be identified at 14 is possible weeks.
4
36
Fetal heart tone heard by fetoscope
4
37
Amniocentesis is possible by 14-16 weeks, 200 ml of amniotic fluid is
present.
4
38
Fetal movement can be felt by multipara
4
39
Blood formation in spleen.
4
40
Heart muscle is well developed.
4
41
Terminal and respiratory bronchioles of the lungs appear.
4
42
General sense organs are differentiated.
4
43
Skin is pink.
4
44
IgG transport from mother to fetus begins.
4
45
Skeleton calcified on x-ray exam.
4
46
* Vernix and Lanugo covers the entire body with some scalp hair visible.
5
47
Fetal heart tone can be heard by stethoscope.
5
48
Meconium is present in the upper intestine.
5
49
Brown fat begin to form.
5
50
Respiratory like movement become visible and become more regular.
5
51
Length is 16 to 18.5 cm, weight is 300gm.
5
52
Nipples barely visible.
5
53
Skin is red and wrinkled with some subcutaneous fat beneath.
6
54
Eyebrows and eyelashes are recognizable.
6
55
Meconium is present as far as the rectum.
6
56
A fetus born at this time will attempt to breathe but usually does not survived
6
57
Surfactant production begins.
6
58
Amniotic fluid increases to 1 quart.
6
59
Length is 23cm, weight is 600- 630 gm.
6
60
Many reflex appear.
6
61
Skin is red and covered by vernix caseosa
7
62
An infant born at this time moves his extremities quite actively and cries weakly. If given expert care, immature infant has a high chance of survival.
7
63
Eyelashes present.
7
64
Length is 25-27 cm, weight is 1100g.
7
65
Testes begin to descend.
7
66
Infant born at this time usually survive if given proper care.
8
67
Infant born at this time usually survive if given proper care.
8
68
The former "little old man appearance is lost.
8
69
Iron transfer from mother to fetus.
8
70
Assumes delivery position.
8
71
Fetus can turn head to sides.
8
72
Skin is pink and slightly wrinkled.
8
73
Length is 28 cm, weight is 1800g.
8
74
Testes descend in the scrotum.
9
75
Body is round, skin is pink and smooth
9
76
Lanugo and vernix almost absent.
9
77
L/S ratio 2:1 - Lecithin to Sphingomyelin Ratio
9
78
Sole of the foot has only one to two crisscross creases.
9
79
Length is 32 cm, weight is 2900 g.
9
80
Most babies into vertex presentation.
9
81
All characteristics of a newborn baby
10
82
Weight is 3000 to 3600 g length is 40 cm.
10
83
Prominent chest, breast protrude.
10
84
Fingernails extend beyond fingerbeds.
10
85
Fetus kick actively.
10
86
Creases on the soles of the feet cover at least 2/3 of the surface.
10

Fetal Growth and Development (3 decks)

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