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FALL 2014 OB > OB Chapter 49/50 > Flashcards

OB Chapter 49/50 Flashcards

0
Q

What image comes right after position?

A

situs

abdomen first

chest (heart) second - apex points to left side

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1
Q

What is the suggested protocol for OB scanning?

A

survey ut, CX, LUS, adnexa

fetal cardiac activity

fetal position

placental location

AFI - 4 quads

anatomy survey of fetus

BPP

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2
Q

How are the placentas graded?

A

this shows the age of the placenta

0-3 is the grading

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3
Q

What are you looking for in the placenta?

A

position

texture

age

cord insertion

maternal vessels

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4
Q

Scanning the placenta?

A

crisp image

sag and trv

cord insertion with color

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5
Q

What contributes to the production of amniotic fluid?

A

slide 20

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6
Q

What are the standard cranium measurements?

A

cerebellum

choroid plexus

cisterna magna (10mm)

lateral cerebral ventricles (10mm)

midline falx

cavum septum pellucidi

nuchal thickness (<5mm)

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7
Q

What produces CSF?

A

choroid plexus

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8
Q

What is the threshold for measuring the lateral ventricles?

A

> 10mm

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9
Q

How do you measure the lateral ventricle?

A

measure perpendicular to the ventricle not the baby head right to the end of the choroid plexus

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10
Q

What pathology has dangling choroid plexus?

A

ventriculomegaly

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11
Q

What cannot be through the CSP when doing the BPD?

A

the falx.

Its in the picture but not THROUGH the csp

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12
Q

What is the corpus callosum?

A

echopenic structure seen in trv plane as band of tissue

finish slide 38

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13
Q

What are the cerebral peduncles?

A

toward the base of the skull

finish slide 39

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14
Q

What are you assessing in the profile picture?

A

slide 52

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15
Q

What do you want to see when you do an abd circumference?

A

stomach

left portal vein hooking around

include skin

16
Q

What carries the oxygenated blood in the fetal cord?

A

the umbilical vein

17
Q

How much blood actually circulates to the lungs?

A

5-10%

18
Q

When fetal bowel as echogenic as fetal bone what condition do you have?

A

Hyperechoic bowel

19
Q

What are abnormal measurements for fetal kidneys?

A

renal pelvis

slide 80

20
Q

What is an indicator that you are at T-spine?

A

Ribs

21
Q

What is a normal cervical length for pregnancy?

A

3cm or longer

FALL 2014 OB (4 decks)

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