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OB/GYN Section 2 > Chapter 47 green boxes > Flashcards

Chapter 47 green boxes Flashcards

1
Q

shape

position

contour

wall (trophoblastic reaction)

internal landmarks

growth

A

normal gestational Sac

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2
Q

round or oval

A

gestational sac shape

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3
Q

fundal or middle portion of uterus, center position relative to endometrium

(double decidual sac or intradecidua findings)

A

gestational sac position

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4
Q

smooth

A

gestational sac contour

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5
Q

echogenic

A

gestational sac wall

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6
Q

yolk sac present when gestational sac is larger than 12mm

embryo present when gestational sac is larger than 18mm

A

gestational sac internal landmarks

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7
Q

1mm/day (range .7mm to 1.5 mm/day)

A

gestational sac growth

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8
Q

prominent neural folds and neural groove are recognizable

A

week 5 menstrual age

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9
Q

heart begins to beat

A

day 36 menstrual age

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10
Q

anterior and posterior neuropores close and neural tube forms

A

week 6 menstrual age

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11
Q

upper and lower limb buds are present

A

day 41 menstrual age

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12
Q

crown-rump length is 4 mm

A

day 42 menstrual age

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13
Q

paddle shaped hand plates are present

lens pits and optic cups have formed

A

day 46 menstrual age

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14
Q

cerebral vesicles are distinct

A

day 48 menstrual age

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15
Q

oral and nasal cavities are confluent

A

day 50 menstrual age

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16
Q

upper lip is formed

A

day 52 menstrual age

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17
Q

digital rays are distinct

A

day 54 menstrual age

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18
Q

crown-rump length is 16 mm

A

day 56 menstrual age

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19
Q

cardiac ventricular septum is closed

truncous arteriosus divides into aorta and pulmonary trunk.

kiodney collecting tubes develope

A

week 9 menstrual age

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20
Q

eyelids develope

A

day 58 menstrual age

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21
Q

upper limbs bend at elbows

fingers are distinct

A

day 64 menstrual age

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22
Q

glomeruli form in metanephros

A

week 10 menstrual age

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23
Q

genitalia show some female characteristics but are still easily confused with male genatalia

A

day 73 menstrual age

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24
Q

face has human appearace

A

day 80 menstrual age

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25
genitalia have male and female characteristics but still are not fully formed
day 82 menstrual age
26
crown rump length is 56 mm
day 84 menstrual age
27
ossification is complete throughout vertebral column
month 7 menstrual age
28
ossification centers appear in distal and femoral epiphysis
month 8 menstrual age
29
hCG level 0-5 mIU/ml
3 menstrual weeks
30
hCG level 5-426
4 menstrual weeks
31
hCG level 18-7340
5 menstrual weeks
32
hCG level 1080-56500
6 menstrual weeks
33
hCG level 7650-229,000
7-8 menstrual weeks
34
hCG level 25,700-288,000
10-12 menstrual weeks
35
gestational sac appears
4-5 menstrual week
36
yolk sac appears
5 menstrual week
37
fetal heartbeat appears
5.5-6 menstrual week
38
fetal pole appears
6 menstrual week
39
single ventricle appears
7 menstrual week
40
spine appears
7.5 menstrual week
41
lower limbs appear
7.5 menstrual week
42
upper limbs appear
8 menstrual week
43
falx appears
9 menstrual week
44
body movements appear
9 menstrual week
45
limb movements appear
9.2 menstrual week
46
midgut herniation appears
9.5 menstrual week
47
choriod plexus appears
9.5 menstrual week
48
ndbrain appears
9.5 menstrual week
49
fingers appear
12 menstrual week
50
jaw appears
12 menstrual week
51
toes appear
12.5 menstrual week
52
fetal heart beat 92-109
5 gestational weeks
53
fetal heart beat 112-136
6 gestational weeks
54
fetal heart beat 112-140
7 gestational weeks
55
fetal heart beat 126-160
8 gestational weeks
56
fetal heart beat 126-150
8-10 gestational weeks
57
fetal heart beat 120-150
11 gestational weeks
58
fetal heart beat 125-160
12 gestational weeks
59
margins of the NT edges are clear fetus is in s midsagital plane fetus occupies msjority of image fetal head is in neutral position fetus observed away from the amnion
nuchal transluceny measurement criteria
60
+ calipers are used horizontal crossbars are placed correctly on the inner surface of the border of the lucency calipers are placed perpendicular to the long axis of the fetus measuement is take at the widest NT space
Nuchal measurment procedure

OB/GYN Section 2 (23 decks)

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