If Oxygen Is Bled into Each of the Following Portable

question 22

Multiple Choice

If oxygen is bled into each of the following portable PTVs at the same rate,which of the following combinations will provide the highest oxygen concentration?

• A) Leak port at mask,oxygen bleed at mask,IPAP 8 cm H₂O,EPAP 16 cm H₂O
• B) Leak port at mask,oxygen bleed at machine outlet,IPAP 6 cm H₂O,EPAP 18 cm H₂O
• C) Leak port in circuit,oxygen bleed at mask,IPAP 5 cm H₂O,EPAP 10 cm H₂O
• D) Leak port in circuit,oxygen bleed in circuit,IPAP 5 cm H₂O,EPAP 15 cm H₂O

---

Definitions:

Negotiable Instrument

A written document guaranteeing the payment of a specific amount of money, either on demand or at a set time, with the payer named on the document.

Loan

A sum of money that is borrowed and is expected to be paid back with interest.

Prime Rate

The interest rate that commercial banks charge their most creditworthy customers, often used as a benchmark in lending rates.

Negotiable

Capable of being transferred or sold with ease and having the ability to be converted into cash or equivalent.