Exam 3 Flashcards
(8 cards)
1
Q
What is health
A
A state of complete mental, physical, and social well being
2
Q
Disease
A
a deleterious change in the bodies condition in response to an environmental factor
3
Q
What causes disease?
A
Diet and nutrition
Infectious agents
Toxic chemicals
4
Q
what is the leading cause of death in modern times?
A
Infectious organisms; mostly water born
5
Q
Pathogen
A
Any living thing that causes disease (alters metabolic functions) in the host
6
Q
Vector
A
Organism that transmits pathogen
7
Q
Leading cause of death today
A
- Cardiovascular diseases
- Cancer
- Injuries
- Acute lung disease
- Chronic lung disease
8
Q
What causes emergent diseases?
A
Transportation: spreads quickly and more
High population: living closer together; high density
Exposure rate: going into places with high bio-diversity
