Egans ch 41 Storage and Delivery of
Medical Gases Exam Questions and
Answers 2026/2027 A+ Graded 100%
Verified
What are the names of therapeutic gases?
I. Air
II. Oxygen
III. Helium
IV. Carbon dioxide and nitric oxide - ANS -I, II, III and IV
What is the fire-risk classification of both N and CO2?
a. Flammable
b. Supports combustion
c. Inflammable
d. Nonflammable - ANS -d. Nonflammable
What medical gases support combustion?
I. O2
II. N2O
III. Compressed air
IV. CO2
a. I and IV only
b. II and III only
c. I, II, and III only
d. I, III, and IV only - ANS -c. I, II, and III only
What are the properties of O2?
1. It is only slightly soluble in water.
2. It is odorless and transparent.
3. It is flammable.
4. It is heavier than air. - ANS -b. 1, 2, and 4 only
What factors affect the combustion-supporting properties of O2?
, 1. Concentration
2. Partial pressure
3. Humidity - ANS -1 and 2 only
By what means is O2 for medical use in a hospital most commonly produced?
a. Chemical decomposition
b. Electrolysis
c. Fractional distillation
d. Physical separation - ANS -c. Fractional distillation
What is the most common and least expensive method for commercial production of O2?
a. Electrolysis of water
b. Fractional distillation of air
c. Physical separation by molecular sieves
d. Chemical decomposition of sodium chlorate - ANS -b. Fractional distillation of air
What is the U.S. Food and Drug Administration (FDA) purity standard for O2?
a. 21%
b. 90%
c. 95%
d. 99% - ANS -d. 99%
9. What methods of producing O2 is/are commonly used in the home care setting?
a. Chemical decomposition
b. Electrolysis
c. Fractional distillation
d. Physical separation - ANS -d. Physical separation
What are the components of a large medical air compressor?
1. Drying system
2. Diaphragm or turbine
3. Reservoir tank
4. Pressure-reducing valve - ANS -1, 3, and 4
What are the properties necessary for air for medical use in a hospital?
1. Particle-free
2. Oil-free
Medical Gases Exam Questions and
Answers 2026/2027 A+ Graded 100%
Verified
What are the names of therapeutic gases?
I. Air
II. Oxygen
III. Helium
IV. Carbon dioxide and nitric oxide - ANS -I, II, III and IV
What is the fire-risk classification of both N and CO2?
a. Flammable
b. Supports combustion
c. Inflammable
d. Nonflammable - ANS -d. Nonflammable
What medical gases support combustion?
I. O2
II. N2O
III. Compressed air
IV. CO2
a. I and IV only
b. II and III only
c. I, II, and III only
d. I, III, and IV only - ANS -c. I, II, and III only
What are the properties of O2?
1. It is only slightly soluble in water.
2. It is odorless and transparent.
3. It is flammable.
4. It is heavier than air. - ANS -b. 1, 2, and 4 only
What factors affect the combustion-supporting properties of O2?
, 1. Concentration
2. Partial pressure
3. Humidity - ANS -1 and 2 only
By what means is O2 for medical use in a hospital most commonly produced?
a. Chemical decomposition
b. Electrolysis
c. Fractional distillation
d. Physical separation - ANS -c. Fractional distillation
What is the most common and least expensive method for commercial production of O2?
a. Electrolysis of water
b. Fractional distillation of air
c. Physical separation by molecular sieves
d. Chemical decomposition of sodium chlorate - ANS -b. Fractional distillation of air
What is the U.S. Food and Drug Administration (FDA) purity standard for O2?
a. 21%
b. 90%
c. 95%
d. 99% - ANS -d. 99%
9. What methods of producing O2 is/are commonly used in the home care setting?
a. Chemical decomposition
b. Electrolysis
c. Fractional distillation
d. Physical separation - ANS -d. Physical separation
What are the components of a large medical air compressor?
1. Drying system
2. Diaphragm or turbine
3. Reservoir tank
4. Pressure-reducing valve - ANS -1, 3, and 4
What are the properties necessary for air for medical use in a hospital?
1. Particle-free
2. Oil-free
