Which of the following statements are true regarding the use of O2? 1. O2 is flammable. 2. O2 ...

Which of the following statements are true regarding the use of O2? 1. O2 is flammable. 2. O2 accelerates the rate of combustion. 3. Increased O2 concentration accelerates the rate of combustion.

a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2, and 3

Q. 2 Which of the following conditions must be met for a fire to occur? 1. Temperature high enough for combustion 2. Presence of O2 3. Presence of flammable material

a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2, and 3

Q. 3 High amperage (6 A or more) applied externally to the skin can cause which of the following? 1. Sustained myocardial contraction 2. Respiratory paralysis 3. Skin burns

a. 1 and 2 only
b. 2 and 3 only
c. 1, 2, and 3
d. 1 and 3 only

Q. 4 What is the primary purpose of grounding all electrical equipment used in the hospital setting?

a. To prevent the dangerous buildup of voltage in the equipment
b. To make the equipment more secure and less likely to break down
c. To avoid excessive energy costs
d. To convert electrical power from DC to AC

Q. 5 Which of the following currents passing through the chest can cause ventricular fibrillation, dia-phragm dysfunction (due to severe, persistent contraction), and death?

a. 100 mA
b. 100 A
c. 100 A
d. 10 A

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Which of the following statements are true regarding the use of O2? 1. O2 is flammable. 2. O2 ...

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