OB facts Flashcards Preview

► Med Misc 44 > OB facts > Flashcards

Flashcards in OB facts Deck (211)
1

all pt's are considered what????

full stomachs

2

what type of induction should be done s needed

RSI

3

Respiratory Changes:
the diaphragm is displaced 4cm where by the expanding uterus

cephalad

4

Respiratory Changes:
the diaphragm being displaced 4 cm cephalic will cause what to FRC

decrease by 20%

5

Respiratory Changes:
what happens to VC, TLC, and IC ?

nothing they are all unchanged
-Unchanged d/t compensatory increase in thoracic anteroposterior diameter

6

Respiratory Changes:
as pregnancy increase thoracic breathing INcreases and _____ breathing decreases

Abdominal

7

Respiratory Changes:
the ventilatory changes produce what acid base problem? yet the compensation by metabolic acidosis will keep pH normal

respiratory alkolosis (PaCO2 =30)

8

Respiratory Changes:
would you anticipate the PaO2 to be higher in the pregnant or non pregnant state

Pregnant

9

Respiratory Changes:
Would you anticipate the PaCO2 to be higher in the pregnant or non-pregnant state

non-pregnant

10

Respiratory Changes:
the increase in O2 consumption produces a 70% increase in _____ _____ at term

alveolar ventilation

11

Respiratory Changes:
the increase in O2 consumption produces a 70% increase in alveolar ventilation at term. the ____ will increase by 40%

tidal volume

12

Respiratory Changes:
the increase in O2 consumption produces a 70% increase in alveolar ventilation at term. the Tidal volume will increase by 40% and the _____ increases by 15%

respiratory rate

13

Respiratory Changes:
the increase in O2 consumption produces a 70% increase in alveolar ventilation at term. the Tidal volume will increase by 40% and the respiratory rate increases by 15% relenting the increase in what?

alveolar ventilation

14

Respiratory Changes:
the increase in alveolar ventilation and decrease in FRC enhance maternal uptake of what?

Inhaled anesthetics

15

Respiratory Changes:
Increased AV + Decreased FRC = what to MAC

decreased MAC

16

Respiratory Changes:
Airway edema and engorgement is most evident during what trimester

3rd

17

Respiratory Changes:
Airway edema and engorgement is most evident in the 3rd trimester... what does this mean with our instrumentation?

Unexpected nose bleeds and airway bleeds can occur d/t careless instrumentation placement
oral airways, ETT, and NG tubes placed w/ caution
ETT need to be smaller (6/7 instead of 7/8)

18

Respiratory Changes:
a decrease in FRC may cause what complication

rapid desaturation

19

Respiratory Changes:
there is an increase in maternal O2 consumption and any episode of apnea will lead to what?

maternal hypoxia

20

Respiratory Changes:
During labor hyperventilation may be due to pain or specific breathing technique. Assess for alkalemia bc hypocarbia will cause what? and will result in what?

uterine vasoconstriction
result in decreased placental perfusion

21

Respiratory Changes:
with hyperventilation the alkalemia and hypocarbia will cause uterine vasoconstriction and results in decreased placental perfusion... is the fetus at risk?

yes

22

Changes in lung parameters: increase/ decrease/ NC:
Inspiratory reserve volume (IRV)

increase (5%)

23

Changes in lung parameters: increase/ decrease/ NC:
TV

Increase (45%)

24

Changes in lung parameters: increase/ decrease/ NC:
Expiratory reserve volume (ERV)

decrease (25%)

25

Changes in lung parameters: increase/ decrease/ NC:
Residual Volume (RV)

decrease ( 15%)

26

Changes in lung parameters: increase/ decrease/ NC:
Inspiratory capacity (IC)

increase (15%)
IC = IRV + TV
(since both IRV and TV increase obviously this must increase also)

27

Changes in lung parameters: increase/ decrease/ NC:
FRC

Decrease (20%)
FRC = ERV + RV
(since both ERV and RV decrease obviously this must also decrease)

28

Changes in lung parameters: increase/ decrease/ NC:
Vital Capacity (VC)

no change
VC= IRV + ERV + TV

29

Changes in lung parameters: increase/ decrease/ NC:
Total lung Capacity (TLC)

decrease (5%)

30

Changes in lung parameters: increase/ decrease/ NC:
closing volume and capacity

no change

31

Changes in lung parameters: increase/ decrease/ NC:
Dead space

increase (45%)

32

Changes in lung parameters: increase/ decrease/ NC:
Respiratory rate

NC to Increase (15%)

33

Changes in lung parameters: increase/ decrease/ NC:
minute ventilation

increase (45%)

34

Changes in lung parameters: increase/ decrease/ NC:
Alveolar ventilation

Increase (45%)

35

Changes in lung parameters: increase/ decrease/ NC:
oxygen consumption

increase (20%)

36

Blood Gases:
PaCO2 what are the values for non pregnant? first? 2nd ? and 3rd trimester?

normal 35-45 (40) mmHg
1st 30 mmHg
2nd 30 mmHg
3rd 30 mmHg
(key is it is always lower PaCO2 hence the respiratory alkalosis that ensues w/ pregnancy)

37

Blood Gases:
PaO2 what are the values for non pregnant? first? 2nd ? and 3rd trimester?

Normal 100 mmHg
1st 107 mmHg
2nd 105 mmHg
3rd 105 mmHg
(key is once pregnant the PaO2 is always higher then the non pregnant)

38

Blood Gases:
pH what are the values for non pregnant? first? 2nd ? and 3rd trimester?

Normal 7.35-7.45 (7.40)
1st 7.44
2nd 7.44
3rd 7.33
(key is the body compensated with metabolic acidosis to keep pH WNL but slightly more alkolotic than normal)

39

Blood Gases:
HCO3 what are the values for non pregnant? first? 2nd ? and 3rd trimester?

Normal 24
1st 21
2nd 20
3rd 20
(key is the pregnant pt is metabolic acidotic to compensate for the respiratory alkalosis)

40

Cardiovascular Changes:
Does BLOOD VOLUME increase/ decrease/ No change?

increase (35%)

41

Cardiovascular Changes:
Does PLASMA VOLUME increase/ decrease/ No change?

Increase (45%)

42

iCardiovascular Changes:
If blood volume increase why are prigs anemic?

dilutional anemia
(plasma volume increases more)

43

Cardiovascular Changes:
Does RBC VOLUME increase/ decrease/ No change?

increase (20%)

44

Cardiovascular Changes:
Does CARDIAC OUTPUT increase/ decrease/ No change?

increases (40%)

45

Cardiovascular Changes:
Does STROKE VOLUME increase/ decrease/ No change?

increases (30%)

46

Cardiovascular Changes:
Does HEART RATE increase/ decrease/ No change?

Increases (15%)

47

Cardiovascular Changes:
Does MAP increase/ decrease/ No change?

decrease (15 mmHg)

48

Cardiovascular Changes:
Does SYSTOLIC BP increase/ decrease/ No change?

decrease (0-15 mmHg)

49

Cardiovascular Changes:
Does DIASTOLIC BP increase/ decrease/ No change?

Decreases (10-20 mmHg)

50

Cardiovascular Changes:
Does CVP increase/ decrease/ No change?

No change

51

Cardiovascular Changes:
CO increases 30-40% during the 1st trimester d/t ___ and ___ while stroke volume remains the same.

increase in HR
decrease in Afterload

52

Cardiovascular Changes:
when is CO the greatest

after delivery and next couple of weeks

53

Cardiovascular Changes:
CO during Labor
CO increases how much during latent phase

15%

54

Cardiovascular Changes:
CO during Labor
CO increases how much during the Active phase/

30%

55

Cardiovascular Changes:
CO during Labor
CO increases how much during the 2nd stage?

45%
(15% increase each phase)

56

Cardiovascular Changes:
CO during Labor
CO increases how much in the postpartum phase?>

80%

57

Cardiovascular Changes:
After delivery blood volume increases when the uterus no longer obstructs the vena cava and aorta leading to ann increase in what?

Stroke Volume

58

Cardiovascular Changes:
Blood volume increases by 33-40% and the RBC increase 30 mL/kg and the plasma volume also increases 70 mL/kg the anemia is a result of what?

greater increase in plasma volume

59

Cardiovascular Changes:
you can correct the dilution anemia how?

w/ iron and folic acid administration

60

tCardiovascular Changes:
the increase in blood volume does not increase BP d/t what?

decreased peripheral vascular resistance

61

Cardiovascular Changes:
Near term blood volume increases about 1000mL (40%) probally d/t what?

peripheral vasodilation

62

Cardiovascular Changes:
CO to the uterine vasculature is apron ___-____ mL/min

700-800 mL/min

63

Cardiovascular Changes:
the CO must keep maternal SBP greater then _____ to maintain maternal perfusion to vasculature

100mmHg

64

Cardiovascular Hemodynamics at term:
Is there an INCREASE/ DECREASE/ NC in CO

increase (50%)
CO = HR + SV

65

Cardiovascular Hemodynamics at term:
Is there an INCREASE/ DECREASE/ NC in SV

increase (25%)

66

Cardiovascular Hemodynamics at term:
Is there an INCREASE/ DECREASE/ NC in HR

increase (25%)

67

Cardiovascular Hemodynamics at term:
Is there an INCREASE/ DECREASE/ NC in LVEDV

increase

68

Cardiovascular Hemodynamics at term:
Is there an INCREASE/ DECREASE/ NC in EF

increased
EF= SV / LVEDV

69

Cardiovascular hematologic changes at term:
Is there an INCREASE/ DECREASE/ NC in Blood volume

increase (45%)

70

Cardiovascular hematologic changes at term:
Is there an INCREASE/ DECREASE/ NC in Plasma volume

Increase (55%)

71

Cardiovascular hematologic changes at term:
Is there an INCREASE/ DECREASE/ NC in RBC

Increase (30%)

72

Cardiovascular hematologic changes at term:
Hgb Value

11.6 g/dL

73

Cardiovascular hematologic changes at term:
HCT value

35.5%

74

Cardiovascular:
what is maternal supine hypotensive syndrome

compression of inferior vena cava decreases venous return and this will result in a decreased stroke volume and hypotension. further compression will decrease uterine perfusion and may result in fetal distress

75

Cardiovascular:
what is the maternal response to maternal supine hypotensive syndrome?

tachycardia and vasoconstriction of lower extremities.

76

Cardiovascular:
how do you fix maternal supine hypotensive syndrome

LUD
-tilt pt to left with right hip bump 15 degrees

77

CV changes: Anesthetic Significance:
Ventilation may increase the incidence of accidental what

epidural vein punture

78

CV changes: Anesthetic Significance:
the healthy parturient will tolerate up to _____mLs of blood loss thus transfusion is rarely needed

1500ml's

79

CV changes: Anesthetic Significance:
The drug _____ with free water IV infusion may lead to fluid overload

oxytocin

80

CV changes: Anesthetic Significance:
high Hgb level (>14) indicates low volume status caused by what?

pre-eclampsia
HTN
inappropriate diuretics

81

CV changes: Anesthetic Significance:
_____ reduces cardiac work during labor and may be beneficial in some cardiac disease states

Epidural

82

CV changes: Anesthetic Significance:
maternal SBP of

83

CV changes: Anesthetic Significance:
Always avoid what?

Aortocaval compression

84

CV changes- Coagulation at term:
Does the value Increase/ decrease/ NC for PT

Shorten

85

CV changes- Coagulation at term:
Does the value Increase/ decrease/ NC for PTT

shorten

86

CV changes- Coagulation at term:
Does the value Increase/ decrease/ NC for Platelet count

NC

87

Gastrointestinal Changes:
Prolonged gastric emptying time and a decrease in LES tine. The decreased GI motility, decreased food absorption, and LES pressure are all due to elevated levels of what hormone?

Progesterone

88

Gastrointestinal Changes:
elevated _____ produces by from the placenta increases intragastric pressures and decreases the normal oblique angle if the GE junction. thus the pt is more prone to Gastric reflux

Gastrin

89

Gastrointestinal Changes:
these pts are ALWAYS considered _______ and a risk for aspiration

full stomach

90

Gastrointestinal Changes:
Narcotics, valium, and atropine all ____ LES tone and increase gastric emptying time

decrease

91

Gastrointestinal Changes:
what else is wrong with narcotics and valium

fetal depression

92

Gastrointestinal Changes:
what drug increases LES tone and increases gastric emptying

Metoclopramide

93

Gastrointestinal Changes:
Secretion of gastric acid increases secondary to an increased _____ release

gastrin

94

Maternal Renal Changes:
Normal decreases in BUN and serum creatinine are d/t what?

increases in renal blood flow and glomerular filtration

95

Maternal Renal Changes:
renal plasma flow and glomerular filtration rate increases by __-__% above normal by the fourth month of gestation and slowly return to normal during the 3rd trimester

50-60%

96

factors Causing decreased uterine blood flow:
what are 2 main causes for decreased uterine blood flow

Decreased perfusion pressure
uncreased uterine vascular resistance

97

factors Causing decreased uterine blood flow:
what are 2 things that cause decreased perfusion pressure

Decreased uterine arterial pressure
Increased uterine venous pressure

98

factors Causing decreased uterine blood flow:
what are 4 causes of decreaased uterine arterial pressure?

supine position
hemorrhage/hypovolemia
Drug induced hypotension
hypotension from sympathetic block

99

factors Causing decreased uterine blood flow:
what are 4 causes of Increased uterine venous pressure

Vena caval contraction
Uterine contractions
Drug induced uterine hypertonus (oxytocin)
Skeletal muscle hypertonus (sz, valsalva)

100

factors Causing decreased uterine blood flow:
name 2 things that can cause Increased uterine vascular resistance

endogenous vasoconstrictors
Exogenous vasoconstrictors

101

factors Causing decreased uterine blood flow:
name 2 typs of endogenous vasoconstrictors that cause increased uterine vascular resistance

cathecholamines (stress)
Vasopressin (in response to hypovolemia)

102

factors Causing decreased uterine blood flow:
name 3 types of exogenous vasoconstrictors that cause increased uterine vascular resistance

Epi
vasopressores (pheny, ephedrine)
LA (in high concentrations)

103

Drug passage across placenta:
name 3 ways a drug crosses placenta

low molecular weight (

104

Drug passage across placenta:
name 3 ways a drug will NOT cross the placenta

Large molecular weight > 500
Low lipid solubility
Ionized

105

placental blood flow:
Blood is delivered to both the placenta and uterus how?

uterine artery

106

placental blood flow:
in essence _______ is the ONLY factor that influences blood floe through the placenta

Mothers systemic arterial pressure

107

placental blood flow:
Describe how maternal blood flow circulates through the placenta.

uterine arteries
intravenous space
fetal villi
uterine wall

108

placental blood flow:
fetal blood and maternal blood are separated by the placental membrane. how many microscopic tissue layers are found in the placental membrane?

3

109

General and regional Anesthesia during pregnancy:
what happens to MAC

reduced 15-40%

110

General and regional Anesthesia during pregnancy:
what happens to rate of induction w/ inhalation agents

increases (faster inductions)

111

General and regional Anesthesia during pregnancy:
w/ induction agents what happens to 1/2 life of propofol

nothing unaltered

112

General and regional Anesthesia during pregnancy:
what happens to 1/2 life of meprdine

nothing unaltered

113

General and regional Anesthesia during pregnancy:
what happens to sensitivity to SCh

reduced sensitivity

114

General and regional Anesthesia during pregnancy:
what happens to duration of SCh block

unchanged to slightly decreased

115

General and regional Anesthesia during pregnancy:
what happened to NDMR sensitivity

increased w. roc and Vec

116

General and regional Anesthesia during pregnancy:
what happens to elimination 1/2 time w/ roc and vec

shortened

117

General and regional Anesthesia during pregnancy:
what happens to Atacurium

unaltered

118

General and regional Anesthesia during pregnancy:
what happened to chronotropics

diminished response

119

general Anesthesia: implications of maternal physiologic changes:
4 things to remember with ETT intubation

Smaller tube
increased risk of trauma nasal
Increased risk of failed intubation
Increased risk if aspiration

120

general Anesthesia: implications of maternal physiologic changes:
3 things to remember about maternal oxygenation

increased physiologic shunt when supine
increased rate of denitrogenation
Increased rate of decline in PaO2 w/ apnea

121

general Anesthesia: implications of maternal physiologic changes:
what happens to MV

increased

122

Regional Anesthesia: implications of maternal physiologic changes:
5 technical things to consider

lumbar lordosis increased
Apex of thoracic hypnosis at higher level
Head down tilt when in lateral position
CSF return unaltered
Reduced sensitivity to "hanging drop" tech

123

Regional Anesthesia: implications of maternal physiologic changes:
what is a concern with hydration

increased fluid requirements to prevent hypotension

124

Regional Anesthesia: implications of maternal physiologic changes:
3 concerns with LA dosing

SA dose decreased 25%
Epidural dose unaltered

125

Regional Anesthesia Effects on Uterine Blood flow:
Increased uterine blood flow results from what 3 things

pain relief
Decreased sympathetic activity
Decreased maternal hyperventilation

126

Regional Anesthesia Effects on Uterine Blood flow:
decreased uterine blood flow results from what 3 things

Hypotension
unintentional IV LA injection
Absorbed LA

127

Stages of Labor:
how many stages are there

3

128

Stages of Labor:
What is the first stage

onset of contractions to complete dilation of cervix

129

Stages of Labor:
what is the second stage of labor

full cervical dilation (10cm) to delivery of infant

130

Stages of Labor:
what is the 3rd stage

delivery of infant to delivery of placenta

131

Stages of Labor:
what are the 2 phases of the first stage of labor

latent and active

132

Stages of Labor:
what phase of stage 1 labor is little dilation of cervix, but it becomes softer

latent

133

Stages of Labor:
what phase of stage 1 labor is regular cervical dilation in response to uterine contraction

active

134

Stages of Labor: Stage 1
pain is initially at what dermatomes

T11-12

135

Stages of Labor: Stage 1
pain is initially at T11-12 then progresses to ______ during active labor

T10-L1

136

Stages of Labor: Stage 2
sensory innervation of the perineum is provided by the ____ nerve

pudendal nerve (S1-S4)

137

Stages of Labor: Stage 2
the second stage of labor involves what dermatomes

T10-S4

138

Parenteral Agents for Parturient:
what is the most commonly used opioid

Meperdine (demerol)

139

Parenteral Agents for Parturient:
what type of drug class is butorphenol and nalbupine

partial agonist

140

Parenteral Agents for Parturient:
low doses of this drug is most helpful prior to delivery or as an adjunct to regional anesthesia

ketamine

141

Parenteral Agents for Parturient:
what drug class is not reccomended

NSAIDS

142

Parenteral Agents for Parturient:
what are NSAIDS not recommended?

suppression of uterine contractions and promotes closure of fetal ductus arterious

143

Parenteral Agents for Parturient:
what is the concern with Benzo's

Strong potential for neonatal depression

144

Regional:
Spinal opioids are free of what

Preservatives

145

Regional:
Spinal opioids are useful in what pts

high risk

146

Regional:
do they impair mother from pushing?

nope

147

Regional:
what are 3 disadvantages of spinal opioids

less complete analgesia
lack of perineal relaxation
Pruritus, N/V, sedation, and resp depresion

148

Regional:
what is the most common side effect

hypotension

149

Regional:
treatment for hypotension

ephedrine/ phenylephrine
LUD
IV bolus

150

Umbilical cord prolapse:
may lead to what?

fetal hypoxia

151

Umbilical cord prolapse:
how is it diagnosed

sudden fetal bradycardia
profound decals
physical exam

152

Umbilical cord prolapse:
treatment?

immetiade steep trendelenburg
maual pushing the presenting fetus buck up into pelvis
immediate c-section

153


Signs of fetal distress

Repetative late decels
Loss of beat to beat variation
sustained FHR

154

Placenta Previa:
For testing purposes think of what letter

"P"
Painless
Preterm bleeding
Planned c-section
Pass on Pushing

155

Placenta Previa:
how many types are there

3

156

Placenta Previa:
what ar the 3 types

marginal
Partial
total

157

Placenta Previa:
describe marginal

Placenta lies close to, but does not cover cervical os

158

Placenta Previa:
describe partial

placenta partially covered cervical os

159

Placenta Previa:
describe total

placenta covers over cervical os

160

Placenta Previa:
delivery for marginal

up to ob

161

Placenta Previa:
delivery for partial and total

c-section

162

Placenta Previa:
1st episode of bleeding is typical when

preterm

163

Placenta Previa:
are there contractions when bleeding

no

164

Placenta Previa:
the onset of bleeding is not related to any articular event thus there is no what

No abdominal pain
Painless vaginal bleeding

165

Placenta Previa:
there is usually painless vaginal bleeding when

2nd and 3rd trimester

166

Placenta Previa:
is more common in women who have had what?

previous placenta previa

167

Placenta Previa:
what are 3 risk factors?

Multiparity
Advanced maternal age
Large placenta that is disturbed

168

Placenta Previa:
____ lying placenta previa increases the risk of bleeding for c-section

anterior

169

Placenta Previa:
what is the treatment especially in the fetus is less than 37 weeks gestation and bleeding is mild to moderate

bedrest and observation

170

Placenta Previa:
is fetal distress or demise common with first episode of bleeding?

no uncommon

171

Placenta Previa:
what is common and may require blood component therapy

coagulopathy

172

Placenta Previa:
is regional anesthesia appropriate is fluid resuscitation is complete?

yes

173

Placenta Previa:
the goal is to delay delivery until the fetus is mature, the management is terminated and a c-section is performed if what things occur?

Active labor persist
Documented lung maturity
gestational age reaches 37 weeks
excessive bleeding
another OB complication occurs

174

Placenta Previa:
r/t anesthetic management what should we be ready for

massive blood loss

175

Placental Abruption:
what is it

separation of placenta from the decimal basalis

176

Placental Abruption:
what are the 3 types

marginal
Partial
Complete

177

Placental Abruption:
what are risk factors

HTN
Advanced age
parity
tobacco use
Cocaine use
trauma
PRM
hx of previous Placental Abruption

(basically anything that is bad for the vasculature)

178

Placental Abruption:
what problem is seen with FHR

Late decels

179

Placental Abruption:
fetal distress automaticaly signal what

c-section

180

Placental Abruption:
what is the classic presentation

PAINFUL vaginal bleeding
uterine tenderness
increased uterine activity
Atypical presentation

181

Placental Abruption:
large bleeding is expected.. the uterus can hold up to how much blood

2500 mL

182

Placental Abruption:
what are the major complications from it

DIC
Hemorrhagic shock
ARF
coagulopathy
fetal distress

183

Placental Abruption:
management

FHR monitorig
Large bore IVs
type and cross
H/H, coags
LUD

184

Placental Abruption:
is regional anesthesia ok

not usually indicated d/t coagulopathy and uncertain uteroplacental blood flow

185

Placental Abruption:
C-section- is problematic what type of anesthesia is prefered

General

186

Abnormal Placental Implantation:
what are the 3 types?

placenta accreta
Placenta increta
Placenta percreta

187

Abnormal Placental Implantation:
what one is the adherence of the placenta to the myometrium without invasion of or passage through the uterine muscle

Placenta Accreta vera

188

Abnormal Placental Implantation:
what one is when the placenta invades and is confined to the myometrium

Placenta increta

189

Abnormal Placental Implantation:
what one is when the placenta invades and penetrates the myometrium, the uterine series, or other pelvic structures?

placenta percreta

190

Abnormal Placental Implantation:
what are 3 risk factors for developing it

placenta previa
previous c-section
uterine trauma

191

Abnormal Placental Implantation:
it is the most common indication for what procedure

hysterectomy

192

DIC labs:
Indicate increased or decreased
Plasma fibrinogen

decreased

193

DIC labs:
Indicate increased or decreased
Platelet count

Decreased

194

DIC labs:
Indicate increased or decreased
Thrombin time

increased

195

DIC labs:
Indicate increased or decreased
Prothrombin time

Increased

196

DIC labs:
Indicate increased or decreased
Partial thromboplastin time

Increased

197

DIC labs:
Indicate increased or decreased
What is an easy way to remember all these

if its a count it's decreased
If its a time its increased

198

what is a syndrome of HTN, proteinuria, and generalized edema after the 20th week of gestation and usually abating within 48 hours of delivery

Pre-Eclampsia

199

Pre-Eclampsia:
what is the cure?

delivery of baby

200

what is the occurrence of convulsions superimposed on Pre-Eclampsia:

eclampsia

201

Eclampsia/ Pre-eclampsia:
what is the drug of choice

magnesium sulfate (4-6 mEq/L)

202

Eclampsia/ Pre-eclampsia:
what does Mag sulfate do

attenuates smooth muscle contraction with calcium at the cell membrane level and preventing an increase in free intracellular Ca++

203

Eclampsia/ Pre-eclampsia:
principle SE of Mag sulfate

Hypotension

204

Magnesium Sulfate:
is invers to what ion

Ca++

205

Magnesium Sulfate:
normal plasma level

1.5-2.0

206

Magnesium Sulfate:
what is therapeutic range

4-8 mEq/L
(4x's the normal range)

207

Magnesium Sulfate:
what level has EKG changes

5-10

208

Magnesium Sulfate:
what level has loss of DTR

10

209

Magnesium Sulfate:
what level has SA node and AV node block and respiratory paralysis

15

210

Magnesium Sulfate:
what level will cause cardiac arrest

25

211

What is normal FHR

125-150

Decks in ► Med Misc 44 Class (72):