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Infection and HIV
Chapter 15-Lewis & Dirksen
11
Health Care
Undergraduate 1
08/30/2008

Additional Health Care Flashcards

 


 

Cards

Term
infection
Definition
invasion of the body by a pathogen and the resulting signs and symptoms that develop in response to the invasion; localized and systemic
Term
the most common infections are: bacteria, viruses, ______,and ______.
Definition
fungi and protozoa
Term
what two ways do bacteria cause disease?
Definition

1) entering the body and growing in human cells

2) secrete toxins that damage cells

Term

how do viruses cause infection?

 

hint: they are not cells!

Definition
they are RNA or DNA and a protein envelope; they can only reproduce in a living organism and are therefore obligate parasites
Term
describe protozoa
Definition
single-cell animal-like microorganisms; amebas, ciliates, flagellates, and sporozoa; live in bodies of water and soil
Term
resistance
Definition
occurs when pathologic organisms change in ways that decrease the ability of a drug-or family of drugs-to treat disease
Term
if a drug cannot enter the cell_______________...?
Definition
it cannot kill the bacteria
Term
how do health care providers contribute to the development of drug-resistant organisms?
Definition
  1. administering anitbiotics for viral infections
  2. succumbing to pt to prescribe unnecessary antibiotics
  3. using inadequate drug regimens to treat infections
  4. using broad-spectrum or combination agents for infections that should be treated w/ first-line meds
Term
nosocomial infection
Definition
hospital acquired infection
Term
what are standard precautions?
Definition
designed for the care of all pts regardless of diagnosis or presumed infection status; include: blood, body fluids, secretions/excretions, nonintact skin, mucous membranes
Term
what are the different types of transmission-based precautions?
Definition
  • airborne
  • droplet
  • contact
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