Mechanical ventilation-quiz

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11/19/2008 1 ©2008 Alraiyes

Transcript of Mechanical ventilation-quiz

Page 1: Mechanical ventilation-quiz

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Quiz?

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To wash out CO2 in a mechanical ventilated patient I willadjust the:

A. FiO2 and RRB. Vt, PEEP and RRC. RR, PEEP and FiO2D. Vt and RR

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Ventilation “CO2 wash out”

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To increase SpO2 in a mechanical ventilated patient I willadjust the:

A. FiO2 and RRB. PEEP and FiO2C. RR, PEEP and FiO2D. Vt and RR

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Oxygenation

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P

V

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A

C

B

D

Plateau Pressure?

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Transthoracic Compliance =

A. C = Vt x RR / PEEPB. C = Pplt / VTC. C = Vt / Pplt - PEEPD. C = Vt / Pk - Pplt

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Compliance?

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FiO2 at the mount of Everest =

A. 25%B. 15%C. 21%D. 12%

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FiO2

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What are the functions of any type of mechanical ventilation?

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Mechanical ventilation

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Oxygenation Ventilation

•FIO2•PEEP

•RR• Vt

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P

V

•Shunting and dead space.•Decrease CO and Renal output.•Nosocomial pneumonia.•Increased ICP.

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Air

way

R = P / Q

C = V / P

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P

V

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P

V

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•Barotrauma.•Oxygen toxicity .•Volutrauma.•Atelectrauma.•Biotrauma.•Translocation of the cells.

VILI

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P

V

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Peak

Plateau

Air way

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P

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P

V

Plateau

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WAVES

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0cmH2O

Pressure wave

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Ppeak

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L/Min

Flow wave

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60

F

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mL

Volume wave

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451

Vt

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Modes of ventilation

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CPAP

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PS

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CMV

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CMV

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SIMV

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SIMV + PS

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Thank You