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ABR > Critical Care > Flashcards

Critical Care Flashcards

1
Q

‘A’ wave

A

Atrial contraction

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2
Q

‘C’ wave

A

Onset of ventricular contraction

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3
Q

‘X’ descent

A

Atrial relaxation

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4
Q

‘V’ wave

A

Atrial filling

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5
Q

‘Y’ descent

A

Ventricular relaxation/filling

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6
Q

Etiology of posterior papillary muscle rupture

A

Inferior wall MI (RCA)

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7
Q

Etiology of interventricular septum rupture

A

Anterior wall MI (LAD)

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8
Q

Amplitude of pulse decreasing with each beat

A

Free wall rupture

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9
Q

RA and RV collapse during diastole

A

Cardiac tamponade

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10
Q

Most common arrhythmia in HD

A

Afib

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11
Q

Syncope post MI day 3-5

A

VTach, VFib, or myocardial rupture

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12
Q

Large parasternal (RV) heave
Split 2nd heart sound
Loud pulmonic component

A

Pulmonary hypertension

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13
Q

Evaluation for CTEPH

A

V/Q scan

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14
Q

Mainstay maintenance therapy in PAH I and IV

A

Warfarin

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15
Q

Inc RAP
Inc PAP (70s-80s)
Normal PCWP

A

Pulmonary hypertension

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16
Q

Inc RAP
Inc PAP (40s-50s)
Normal PCWP

A

Pulmonary embolism

17
Q

Inc RAP
Inc PAP
Inc PCWP
(Values relatively equal to each other)

A

Cardiac Tamponade

18
Q

Inc PCWP > Inc PAP > Inc RAP

A

CHF (PCWP/RAP ~ 2)

19
Q

Inc PCWP
Dec CO
Inc SVR
Dec SvO2

A

Cardiogenic shock

20
Q

Dec PCWP
Dec CO
Inc SVR
Dec SvO2

A

Hypovolemic shock

21
Q

Normal PCWP
Dec CO
Inc SVR
Dec/normal SvO2

A

Pulmonary embolism

22
Q

Inc PCWP
Dec CO
Inc SVR
Dec/normal SvO2

A

Cardiac Tamponade

23
Q

Normal PCWP
Inc CO
Dec SVR
Inc SvO2

A

Septic/Anaphylactic shock

24
Q

Management for auto-PEEP

A

Reduce MV
Increase expiratory time
Treat airway obstruction.
Disconnect ventilator and bag patient

25
Q

Improve mortality in ARDS

A

Decrease TV

Increase PEEP

26
Q

Appropriate vent setting for asthma or COPD exacerbation

A

Low TV
Dec RR
High inspiration flow rate

27
Q

Inc Peak Pressure (end inspiration)

No change Plat Pressure (before exhalation)

A

Mucus plugging
Kinked ETT
Bronchospasm

28
Q

Inc Peak Pressure (end inspiration)

Inc Plat Pressure (before exhalation)

A

Pneumothorax
Pleural effusion
ARDS
CHF

29
Q

Dec Peak Pressure (end inspiration)

Dec Plat Pressure (before exhalation)

A

Ventilator cuff leak

30
Q

Etiology for post-extubation pulmonary edema

A

Decreased intrathoracic pressure due to removal of positive pressure ventilation&raquo_space; increased venous return

31
Q

Contraindications to extubation

A 
RR > 35
HR > 140 or < 50
SpO2 < 90%
BP > 180/90
Inability to follow commands
32
Q

Adverse effects of Propofol

A

Hypotension
Green urine
Propofol infusion syndrome
Metabolic acidosis with rhabdomyolysis of cardiac and skeletal muscle leading to respiratory and cardiac failure

ABR (12 decks)

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