b5 - communicable diseases Flashcards
1
Q
factors that contribute to someone’s health
A
- diet
- exercise
- stress levels
- gender
- nationality/ethnicity
- financial status
- access to healthcare
2
Q
what are communicable diseases?
A
diseases caused by pathogens that can be passed from an infected person to other people
3
Q
what is a pathogen?
A
microorganisms that can cause disease
4
Q
examples of communicable disease
A
- malaria
- HIV
5
Q
what are the four main groups of pathogens?
A
viruses, bacteria, fungi, protists
6
Q
viruses
A
reproduce inside cells causing cell damage
7
Q
bacteria
A
produce toxins that damage cells and tissues
8
Q
how can pathogens be spread?
A
- air
- insects (via vectors)
- food
- water (contamination)
- touch
- bodily fluids
