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Clinical assessment > Monitoring > Flashcards

Monitoring Flashcards

1
Q

Inferior leads show ischemia

A

II, III, AVF

RAD

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2
Q

Septal leads show ischemia

A

VI, V2

LAD

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3
Q

Anterior leads show ischemia:

A

V3, V4

LAD

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4
Q

Lateral Leads show ischemia:

A

V5, V6, I, AVL

CxA

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5
Q

QRS complex normal

A

0.08

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6
Q

QTc normal

A

<0.45

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7
Q

pwave normal

A

0.08 sec

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8
Q

CVP reflects

A

pressure in R atrium

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9
Q

CVP a wave shows

A

R atrial contraction, just after p wave

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10
Q

a wave absent in

A
  1. afib
  2. ventricular pacing
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11
Q

V wave (CVP) shows

A

Passive filling of RA, just after T wave begins

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12
Q

Large v waves from

A

tricuspid regurgitation
increased volume

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13
Q

C wave (CVP)

A

tricuspid elevation toward atrium during systole and closure of tricuspid valve

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14
Q

Subclavian —>vena cava/RA junction length

A

10 cm

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15
Q

IJ —>RA jucntion length

A

R: 15 cm
L: 20 cm

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16
Q

Femoral –>RA Junction length

A

40 cm

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17
Q

Median basillic –> RA junction length

A

R: 40 cm
L: 50 cm

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18
Q

When placing PAC, how far in do we lace catheter?

A

Distance from insertion site –>RA junction + distance from CVP to where tip will reside

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19
Q

Portion of ventricular AP occurs during ST sgement:

A

End of ventricular depolarization

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20
Q

During sinus arrythmia, what happens to heart rate?

A

HR increases during inhalation

decreased intrathoracic pressure –>increased venou return –>increased HR

21
Q

Reflex that may initiate sinus arrythmia:

A

bainbridge

22
Q

minimal dose of atropine to treat bradycardia

A

0.5 mgIV

23
Q

initial shock for acute episode of afib

A

cardioversion 100 joules

24
Q

5 conditions that cause failure to capture

A

Hypokalemia
Hyperkalemia
Hypocapnia
Hypothermia
MI

25
Q

RA pressure

A

1-10 (CVP)
(nickle)

26
Q

PAP

A

15-30/5-15

(quarter over dime)

27
Q

RVP

A

15-30/0-8

(quarter over nickel)

28
Q

PAOP

A

5-15

(dime)

29
Q

LVP

A

> 100

(dollar)

30
Q

PAWP shows

A

INDIRECT measurement of left arterial pressure

(only accurate if in zone 3 of lung)

31
Q

Thermodilution - when is CO underestimated?

A
  1. inject volume too high
  2. inject solution too cold
32
Q

Thermodilution - when is CO over estimated?

A
  1. Inject volume too low
  2. inject solution too hot
  3. Partially wedged PAC
    4.Thrombus on tip of PAC
33
Q

When is thermodilution unable to predict CO?

A
  1. intracardiac shunt
  2. Tricuspid regurgitation
34
Q

Characteristics of under-damped system

A

oscilliations
overestimated SBP
underestimated DBP

35
Q

2 causes of underdamped system

A
  1. stiff tubing
  2. catheter whip
36
Q

characteristics of overdamped system

A

No oscillations
underestimated SBP
overestimated DBP

37
Q

5 causes of overdamped system

A
  1. not enough pressure in bag
  2. kinked tubing
  3. loose connection
  4. clot at catheter tip
  5. air bubble
38
Q

aortic regurg on art line

A
  1. wide pulse pressure
    2.bisferinens pulse
39
Q

Aortic stenosis on art line

A
  1. Narrowed pulse pressure (d/t obstructed outflow)
  2. Delayed, slurred upstroke
  3. Altered or absent dicrotic notch
  4. overdamped features
40
Q

burst suppression occurs during

A

deep general anesthesia

41
Q

beta waves associated with

A

light anesthesia

42
Q

theta waves associated with

A

children

general anesthesia

43
Q

Delta waves associated with

A

general anesthesia

brain ischemia/injury

deep sleep

44
Q

during induction of GA, ____ brain waves occur

A

increased beta waves

45
Q

deep anesthesia is associated with ____ on ECG

A

burst suppression

46
Q

What waves predominate during GA?

A

theta and delta

47
Q

MEP anesthesia consideration

A

no muscle relaxants unless you can reverse what you use to intubate

48
Q

What should you do if the line isolation monitor alarms?

A

unplug the last thing you turned in

Clinical assessment (10 decks)

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