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Health, Disease and the Development of Medicine - BIOLOGY > pathogens > Flashcards

Flashcards in pathogens Deck (15):
1

give a symptom of cholera

severe diarrheoa

2

what does the bacterium from tuberculosis(TB) do to the body?

infects and damges the lungs

3

give some symptoms of (TB)

blood-specked mucus after coughing

fever

weight loss

4

what sort of disease are cholera and TB?

communicable

5

who are the host for cholera and TB?

humans

6

what are plants often infected by?

fungi

7

give an example of a plant communicable disease

chalara dieback

8

how is malari caused?

a protist called Plasmodium

9

what effects does malaria have on the body and what are the symptoms?

multiplies in red blood cells and liver cells

fever, weakness and sickness

10

why are viruses not true organisms?

they don't have a cellular structure

11

how do viruses multiply?

by infecting a cell and taking over the cell's DNA-copying processes

12

what does the ebola virus do to the body and what does this cause?

breaks down blood vessels, liver and kidney cells
leads to internal bleeding and fever - haemorrhagic fever

13

what does HIV stand for?

human immunodeficiency virus

14

what does HIV do?

attacks and destroys white blood cells in the immune system

15

what do people with HIV often develop and why?

AIDS

immune system can't protect them from secondary infections