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Flashcards in Notes from OB review day Deck (64)
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1

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Coags/Hem system
Plasma volumes increase how much during pregnancy

1000-1500ml

2

Coags/Hem system
what happens to albumin

decrease amounts

3

Coags/Hem system
drugs that are protein bound like propofol, will have what occur as a result of pregnancy

An increased amount of free drug.
(decreased amounts of albumin)

4

Coags/Hem system
what happens to
Hct
Plasma coag factors

Hct- decreases (dilutional)
Coags- increased amount of coag factors

5

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Coags/Hem system
what happens to platelets

up and down
***** not much change*****

6

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Coags/Hem system
in recap what occurs to the following
RBC
Plasma
Hct
Hgb
Coags

RBC-- increase 20%
Plasma-- increase 40-50%
Hct- decrease
Hgb- decrease
Coags- increases

7

Pulmonary system
MV
TV
RR
PCO2

MV- increased (up to 50%
TV- increased (up to 40%)
RR- increased (up to 10%)
PCO2- decreased

8

Pulmonary system
what type of OETT do you want to use with the prego

a smaller one!!

9

Pulmonary system
what type of airway don't you want to use in the prego?

Nasal trumpets

10

Pulmonary system
how long must you preoxygenate the prego

a full 5 min

11

Pulmonary system
what are the prego's prone to doing during intubation

desaturation quickly

12

Pulmonary system
what happens to FRC

decreases 20%

13

Pulmonary system
what happens to the
FEV
VC
and closing capacity

no changes

14

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Pulmonary system
what occure to lung compliance

Nothing really (very minimal changes)

15

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Pulmonary system
what is the first thing we do to the prego on the OR table? what next? then what?

LUD
then O2
then other equipment

16

GI system
what happens to the anatomical location of the stomach during pregnancy

pushed up (towards head) and a 45 degree twist

17

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GI system
why is the prego at an increased risk for aspiration

decreased LES tone
decreased gastric motility

18

GI system
what is the incidence of GERD in the prego

30-50%

19

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GI system
what bad syndrome can the prego get from aspiration? and what are it's characteristics?

Mendelson's syndrome
low Ph
High gastric volume

is chemical pneumonitis caused by aspiration during anaesthesia, especially during pregnancy.

20

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GI system
what is given to prevent aspiration in the prego

Zantac (ranitidine) H2 antagonist
Reglan (Metoclopramide)
Bicitra (non-particulate antacid)

21

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GI system
most common sugery with prego

Appendectomy
Cholecystectomy

22

GI system
all prego's are an aspiration risk what 3 things must we always do in regard to intubating these women

prophylaxis (aspiration)
RSI
Sellickic's maneuver (BURP) (don't say cricord pressure use your big boy words)

23

Hepatic System
what happens to LFTs, bilirubin, alk phos with pregnancy

no to minimal changes

24

Hepatic System
what is a good test to asses for cholecystitis

bile acids

25

Hepatic System
what happens to AST and ALT

increased (pathological causes)

26

Hepatic System
HELLP means what?

Hemolysis (RBC)
Elevated LFTs
Low Platelets

27

Hepatic System
are the prego's hypercoagable

yes

28

Stages!!
what are the stages of ppregnancy

1st- contractions to 10cm
2nd- full dilation to delivery of baby
3rd- delivery of baby to delivery of placenta

29

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Visceral pain comes from where?

contractions and dilation of cervix

30

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somatic pain comes from where?
what nerves

stretching of vagina and perineum
perenodel nerves