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Exam #2: Boussignac CPAP System Overview

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Questions and Answers

What is a potential consequence of putting pre-made ETT holders too tight?

Impaired venous drainage from the head (correct)
Increased tracheal wall pressure
Decreased mucosal perfusion pressure
Increased cuff pressure

When should tape be changed for ETT stabilization according to the text?

If the patient is restless
Every 4 hours regardless of condition
When the tape is soiled (correct)
Only when ETT migrates more than 2cm

What method should not be used for ETT stabilization according to the text?

Changing tape on an unstable patient
Solo tape application (correct)
Restraining the restless patient
Taping with a clinician present

What could happen if cuff pressure is too high according to the text?

Exposure of cartilage (C) Signup and view all the answers

What is a disadvantage of HVLP cuffs mentioned in the text?

They lose some cuff pressure during connection/disconnection (C) Signup and view all the answers

What is a potential effect of low cuff pressure according to the text?

Pharyngeal secretions being aspirated continuously (B) Signup and view all the answers

What is the purpose of Lanz valve mentioned in the text?

To maintain intra-cuff pressure at a certain level (B) Signup and view all the answers

What is a feature of EVAC tubes according to the text?

Can lead to ischemic changes to the tracheal mucosa (C) Signup and view all the answers

What cleaning procedure is recommended for SSD ETT according to the text?

Sucking up and clearing the lumen with water (A) Signup and view all the answers

What is a characteristic of Nevape ETT fenestrations according to the text?

24 suction fenestrations oriented parallel to airway tissue but away from it (D) Signup and view all the answers

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