Oxygen Concentrators and Their Functions

The video discusses the increased need for oxygen during the pandemic and introduces oxygen concentrators as a solution. It explains the function and mechanism of these medical devices, which filter nitrogen from the air to provide concentrated oxygen to patients with respiratory issues. The video also covers the proper usage and delivery of oxygen to patients, emphasizing the need for medical supervision.

Why was there an increased need for oxygen concentrators during the pandemic?

• To provide oxygen therapy for patients

• To reduce air pollution

• To support plant growth

• To improve air quality in hospitals

What is the primary function of an oxygen concentrator?

• To supply concentrated oxygen to patients

• To cool down the room temperature

• To filter out carbon dioxide

• To humidify the air

Who should supervise the use of an oxygen concentrator?

• A nurse

• A family member

• A doctor

• A technician

How does an oxygen concentrator purify the air?

• By filtering out dust particles

• By cooling the air

• By removing nitrogen

• By adding more oxygen

What is the role of the special filter in an oxygen concentrator?

• To increase oxygen levels

• To remove nitrogen from the air

• To cool the air

• To add moisture to the air

What percentage of pure oxygen can an oxygen concentrator produce?

• 70%

• 100%

• 80%

• 90%

How much oxygen can an oxygen concentrator produce per minute?

• Six liters

• Five liters

• Four liters

• Three liters

What device is used by patients to inhale oxygen from the concentrator?

• An oxygen tent

• A ventilator

• A nasal cannula

• A regular mask