Section 1 Flashcards
0
Q
Types of pathogens
A
- Bacteria
- viruses
- fungi
- protozoa
1
Q
Infection
A
- Infection is a state of tissue destruction caused by microorganisms - a microorganism which causes a disease is a pathogen
- resident or natural flora are microorganisms that live on or within the body without causing harm
- communicable diseases are spread from person-to-person often through infected blood and body fluids
2
Q
Direct contact
A
Touching another person, blood, or body fluids, including kissing and intercourse
3
Q
Droplet transmission
A
Large particles produced by sneezing, coughing, or talking can pass through the air of a distance of about 3 feet
4
Q
Airborne transmission
A
- small particles remain suspended in the air
5
Q
Vector transmission
A
A victory something that brings a pathogen to the host such as mites, ticks, spiders, dogs, and mosquitoes
6
Q
Universal precautions
A
- healthcare providers wear gloves when having any contact with blood and body fluids
- masks and protective eyewear are recommended if splattering a blood or body fluids is anticipated
- additional precautions implemented depending on the mode of transmission
7
Q
Portals of entry
A
- mucous membranes
- eyes
- respiratory tract
- genitourinary track
- gastrointestinal tract
- placenta
8
Q
Opportunistic pathogen
A
- causes disease only in a host with a compromise immune system
- poor nutrition, extremes of age, chronic illness, severe stress, taking medications which suppress the immune system, and infections such as AIDS may cause a compromised immune system
9
Q
PCP pneumonia
A
Opportunistic infection
10
Q
Kaposi’s sarcoma
A
Opportunistic cancer
