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CCRN > CCRN Practice exam > Flashcards

CCRN Practice exam Flashcards

1
Q

what to watch for post-op valve replacement

A

clot

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2
Q

what to give for elevated calcium levels

A

lasix

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3
Q

which procedure is highest risk for heart block post op

A

MVR

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4
Q

what happens with oxyhgb shift to the right

A

increased o2 release

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5
Q

urine osmo and sodium levels in intrarenal failure

A

decreased, filter is clogged

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6
Q

CP with ST elevation that is relieved with NTG

A

Prinzmetals angina

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7
Q

What to give with multiple units of PRBCs

A

Plts and FFP

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8
Q

Major complication of epidural hematoma

A

uncal hernia

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9
Q

what to give for RV infarct

A

fluids

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10
Q

what to give for diastolic HF

A

CCB

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11
Q

CSF glucose level in bacterial meningitis

A

decreased

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12
Q

highest cause of death in CKD patients

A

infection

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13
Q

what to give wolff-parkinson white with preexcited a-fib

A

brevi

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14
Q

peritoneal irritation pain is relieved by

A

lying with knees flexed

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15
Q

complication of vasopressin

A

myocardial ischemia, watch for ST changes

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16
Q

glucose level in adrenal insufficiency

A

hypoglycemia

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17
Q

first line drug for hypertensive crisis with EOD or cardiac ischemia

A

labetolol

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18
Q

Major cause of DKA

A

infection

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19
Q

DKA fluids to give if BG less than 250

A

D5 1/2NS

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20
Q

HHS fluid status and osmo levels

A

severe dehydration, serum osmo greater than 320

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21
Q

calcium levels in pancreatitis

A

hypocalcemia

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22
Q

what to do if residuals are elevated

A

give reglan to improve gastric motility

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23
Q

patients with liver failure have an increased risk of

A

infection

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24
Q

acid/base chemical produced in pancreas

A

bicarb

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25
Q

SVR formula

A

((MAP-CVP)/CO)*80

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26
Q

Medications to hold in hypertrophic cardiomyopathy

A

dig, diuretics, inotropes

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27
Q

ST elevations in VI, V2, V3, V4

A

anterior

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28
Q

anterior infarct which vessel

A

LAD

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29
Q

3 major complications of LAD infarct

A

cardiogenic shock, BBB, ventricular dysrhythmias

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30
Q

ST elevations in II, III, aVF

A

inferior

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31
Q

inferior infarct which vessel

A

RCA

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32
Q

ST elevation in I, aVL, V5, V6

A

lateral

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33
Q

lateral infarct which vessel

A

circumflex

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34
Q

complication of circumflex infarct

A

heart block

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35
Q

sympathetic neurotransmitters

A

epi and norepi

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36
Q

parasympathetic neurotransmitter

A

acetylcholine

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37
Q

sympathetic receptors

A

alpha and beta adrenergic

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38
Q

parasympathetic receptors

A

nicotinic and muscarinic cholinergic

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39
Q

heart sympathetic receptor

A

beta 1

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40
Q

lungs sympathetic receptor

A

beta 2

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41
Q

vessels sympathetic receptors

A

alpha 1 and beta 2

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42
Q

skeletal muscle sympathetic receptor

A

beta 2

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43
Q

bladder sphincter sympathetic receptor

A

alpha 1

44
Q

kidney sympathetic receptor

A

beta 1

45
Q

kidney sympathetic response

A

renin secreted which turns to ADH

46
Q

liver sympathetic receptors

A

alpha 1, beta 2

47
Q

liver sympathetic response

A

gluconeogenesis

48
Q

dobutamine mechanism

A

beta 1 adrenergic receptor agonist- increase contractility
mild beta 2 adrenergic receptor agonist- mild vasodilation, increased perfusion

49
Q

nitroglycerin properties (3)

A

venodilator, decreases preload, dilates coronaries

50
Q

high dose dobuatmine downfalls

A

can increase HR so significantly that filling time decreases, decreasing CO

51
Q

where is the fluid located in pulmonary edema

A

lung intersitium

52
Q

CXR pulm edema

A

spider web vessels

53
Q

labetolol mechanism

A

alpha and beta blocker

54
Q

first line BP control for dissection

A

labetalol and nicardipine

55
Q

becks triad

A

muffled heart tones, narrowed pulse pressure, JVD

56
Q

electrical alternans is a sign of

A

tamponade

57
Q

sign of acute aortic dissection

A

different BPs in each arm

58
Q

sign of cardiac contusion

A

PVCs

59
Q

specific sign of endocarditis (3)

A

petechiae, oslers nodes, splinter hemorrhage in nail beds

60
Q

what medications not to give in HTN emergency

A

diuretics

61
Q

first line treatment of adrenal crisis

A

decardon

62
Q

fibrinogen levels in DIC

A

decreased

63
Q

treatment of DIC (2)

A

vitamin k, heparin

64
Q

5 symptoms of tumor lysis syndrome

A

hyperkalemia, hyperphosphatemia, hypocalcemia, hyperuricemia, acidosis

65
Q

pain characteristics in acute pancreatitis

A

pain radiates to back

66
Q

BUN and Cr in pancreatitis

A

elevated

67
Q

vasopressin effects GI

A

constricts splanchic inflow to reduce portal pressure

68
Q

Kehrs sign

A

left shoulder pain from irritation to the diaphragm

69
Q

normal bladder pressure

A

0-5

70
Q

abdominal compartment syndrome pressure

A

greater than 12

71
Q

dead spave ventilation

A

alveolus is receiving ventilation but not perfusion (PE)

72
Q

interpulmonary shunting

A

alveolus receiving perfusion but not ventilation (atelectasis, PNA)

73
Q

pH when oxyhbg shifts to the left

A

alkalosis

74
Q

volume remaining in lungs after exhale

A

FRC

75
Q

nutrition of COPD

A

high calorie, low carb

76
Q

CXR COPD

A

flattened diaphragm, decreased vascular markings, bullae

77
Q

virchows triad

A

venous stasis, hypercoagulability, vascular wall damage

78
Q

positioning for air embolism

A

tburg and left side to trap air in RV

79
Q

acidosis causes cerebral

A

vasodilation

80
Q

alkalosis causes cerebral

A

vasoconstriction

81
Q

normal ICP

A

0-15

82
Q

decorticate lesion location

A

midbrain

83
Q

decerebrate lesion location

A

brainstem

84
Q

gold standard ICP monitoring

A

ventriculostomy

85
Q

MAP goal increased ICP

A

> 80

86
Q

CPP goal

A

60-70

87
Q

ICP goal

A

<20

88
Q

Penumbra

A

viable but not functioning neuronal cells

89
Q

stroke treat htn if over

A

SBP 220

90
Q

stroke treat htn if giving tpa and SBP greater than

A

180 for first 24 hours

91
Q

how fast can you lower BP in stroke pts

A

less than 10%/hr

92
Q

HOB in stroke pts

A

flat initially then 45%

93
Q

stroke guidelines CT within

A

20 mins

94
Q

door to needle stroke within

A

60 mins

95
Q

todd’s paralysis

A

post seizure hemiplegia or monoplegia

96
Q

gcs less then 8,

A

intubate

97
Q

loss of motor in upper extremities, intact motor of lower extremities, bladder and bowel intact, loss pain and temperature sensation

A

central cord syndrome

98
Q

loss of motor, pain, and temperature sensation. Proprioception and light tough intact

A

anterior cord syndrome

99
Q

whiplash, loss of sensory, intact motor, pain, temp, firm touch, and pressure

A

posterior cord syndrome

100
Q

how to position OB patients

A

on left side

101
Q

temperature with salicylates and cocaine OD

A

hyperthermia

102
Q

temperature with barbiturates and opiate OD

A

hypothermia

103
Q

Tylenol OD causes

A

liver failure

104
Q

Tylenol antidote

A

mucomyst aka acetylcycteine

105
Q

cocaine OD symptoms (7)

A

HTN, CP, ECG changes, headache, stroke, seizures, hyperthermia

CCRN (1 decks)

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