Page 1 of 7
Patient Care Chapter 15 Test EXAM 2025 PRACTICE GRADED A+ QUESTIONS WITH
CORRECT ANSWERS 2025-2026 VERIFIED
What is the universal color for oxygen?
Green.
What can a lack of oxygen for 6 minutes cause?
Irreversible damage to the brain.
High flow oxygen delivery systems include...
Air-entrainment mask, tent & oxyhood, and ventilators.
Low flow oxygen delivery systems include...
Nasal cannula, aerosol masks, and non-rebreather mask.
Why might you add distilled water for oxygen therapy?
To prevent mineral buildup, clogging, and microbial growth in the device.
What is the body temperature measurement unit?
Degrees fahrenheit or celsius.
What is the pulse rate measurement unit?
Beats per minute (BPM).
What is the respiratory rate measurement unit?
Breaths per minute.
What is the blood pressure measurement unit?
Millimeters of mercury (mm Hg).
What is the oxygen measurement unit?
Liters per minute.
Does oxygen have color, or is it colorless?
Colorless.
Does oxygen have a taste, or is it tasteless?
Tasteless.
Does oxygen have an odor, or is it odorless?
Odorless.
Oxygen plays a critical role in efficient ________ __________.
Cellular metabolism.
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Oxygen makes up __% of the atmospheric gas
21
Is oxygen flammable?
No.
Oxygen supports __________.
Combustion.
Is oxygen considered a drug?
Yes.
What are some mechanisms for homeostasis?
Heartbeat, blood pressure, body temperature, respiratory rate, and electrolyte
balance.
Feedback mechanisms for homeostasis include...
Positive and negative feedback.
What is homeostasis?
The body's "steady state" that is maintained by adaptive responses that promote
healthy survival.
Shock is the bodys way of returning back to _______
Homeostasis.
When a patient is in shock, their _____ ________ goes down, and their _____
will go up
Blood pressure; pulse (heart rate).
Oxygen must be ordered by who?
A doctor or physician.
What is a chest tube?
A thin, plastic tube that a doctor inserts into the pleural space.
What are chest tubes also known as?
Thoracostomy (intrapleural) tubes.
What are chest tubes used for?
They are used to drain the intrapleural space and the mediastinum.
Why might a patient need a chest tube?
To drain fluid, air, or blood from the pleural space (pneumothorax).
What kind of pressure could a patient have with a chest tube?
Negative pressure.
Patient Care Chapter 15 Test EXAM 2025 PRACTICE GRADED A+ QUESTIONS WITH
CORRECT ANSWERS 2025-2026 VERIFIED
What is the universal color for oxygen?
Green.
What can a lack of oxygen for 6 minutes cause?
Irreversible damage to the brain.
High flow oxygen delivery systems include...
Air-entrainment mask, tent & oxyhood, and ventilators.
Low flow oxygen delivery systems include...
Nasal cannula, aerosol masks, and non-rebreather mask.
Why might you add distilled water for oxygen therapy?
To prevent mineral buildup, clogging, and microbial growth in the device.
What is the body temperature measurement unit?
Degrees fahrenheit or celsius.
What is the pulse rate measurement unit?
Beats per minute (BPM).
What is the respiratory rate measurement unit?
Breaths per minute.
What is the blood pressure measurement unit?
Millimeters of mercury (mm Hg).
What is the oxygen measurement unit?
Liters per minute.
Does oxygen have color, or is it colorless?
Colorless.
Does oxygen have a taste, or is it tasteless?
Tasteless.
Does oxygen have an odor, or is it odorless?
Odorless.
Oxygen plays a critical role in efficient ________ __________.
Cellular metabolism.
, Page 2 of 7
Oxygen makes up __% of the atmospheric gas
21
Is oxygen flammable?
No.
Oxygen supports __________.
Combustion.
Is oxygen considered a drug?
Yes.
What are some mechanisms for homeostasis?
Heartbeat, blood pressure, body temperature, respiratory rate, and electrolyte
balance.
Feedback mechanisms for homeostasis include...
Positive and negative feedback.
What is homeostasis?
The body's "steady state" that is maintained by adaptive responses that promote
healthy survival.
Shock is the bodys way of returning back to _______
Homeostasis.
When a patient is in shock, their _____ ________ goes down, and their _____
will go up
Blood pressure; pulse (heart rate).
Oxygen must be ordered by who?
A doctor or physician.
What is a chest tube?
A thin, plastic tube that a doctor inserts into the pleural space.
What are chest tubes also known as?
Thoracostomy (intrapleural) tubes.
What are chest tubes used for?
They are used to drain the intrapleural space and the mediastinum.
Why might a patient need a chest tube?
To drain fluid, air, or blood from the pleural space (pneumothorax).
What kind of pressure could a patient have with a chest tube?
Negative pressure.
