infection control

what is medical asepsis?

clean technique; includes all practices intended to confine a specific microorganism to a specific area, limiting the number, growth, and spread of microorganisms

what is surgical asepsis?

sterile technique; practices that keep an area or object free of all microorganisms

what is the PPE required for standard precautions?

• gloves

what is the PPE required for contact precautions?

• gown

• gloves

what is the PPE required for droplet precautions?

• mask

• gown

• gloves

• goggles

what is the PPE required for airborne precautions?

• N95 respirator mask

• gown

• gloves

• goggles

• negative air pressure room

• door closed at all times

what pathogens are not killed by hand sanitizer?

• enteric precaution

  • C-diff

  • rotavirus

  • norovirus

what pathogens are droplet?

Pertussis

Influenza

Meningitis

Pneumonia

what pathogens are airborne?

Measles

Tuberculosis

Varicells

what is the chain of infection?

• portal of entry

• susceptible host

• infectious agent

• reservoir

• portal of exit

• mode of transmission

what is a reservoir?

• environment in which the pathogen lives and multiplies

• body of water, in/on living creature, food, door handles, tables, health care equipment

what is portal of entry?

• the pathway through which a pathogen enters the new host

• nose, mouth, eyes, etc.

what is portal of exit?

• the way the pathogen gets from the reservoir to something else

• if person is reservoir, exit would be nose, mouth, urine, feces, or blood

what is an infectious agent?

pathogen

what is mode of transmission?

• how pathogen goes from reservoir to new host

• contact

• droplet

• airborne

what is a susceptible host?

• weakened immune system

• older