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mask

A covering for the nose and mouth, worn to block germs or to deliver oxygen.

MASK noun

What it means

In infection control, a surgical mask protects against droplets and is worn for droplet precautions and sterile procedures. An N95 respirator filters tiny airborne particles and must be fit-tested; it is worn for airborne precautions, such as for tuberculosis. Oxygen masks include the simple face mask, the non-rebreather mask (which gives high oxygen) and the Venturi mask (which gives an exact amount).

For the nurse

Put a surgical mask on a client with a droplet or airborne infection when they leave the room. Make sure an oxygen mask fits well over the nose and mouth, and check the skin under the straps.

At a glance

Spanishmascarilla
Also writtenmasks

Related terms

oxygen

A gas in the air that every cell needs, also given as a medicine at higher amounts than room air.

precaution

A step taken ahead of time to prevent harm, such as the infection-control practices used with every client.

barrier

Something that blocks passage, such as gloves that block germs, or anything that gets in the way of care or learning.

glove

A covering for the hand worn to protect the wearer and the client from germs, body fluids and chemicals.

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