Keywords

Communicable disease definition

A disease which can be spread to others

Pathogen definition

Micro-organisms that cause infectious disease- bacteria, protists, fungi and virus

Bacteria definition

Prokaryotic cells- some cause disease by making toxins

Protists definition

Eukaryotic cells- some cause disease

Fungi definition

Class of organisms that include mushrooms- some cause disease

Virus definition

Smallest organisms- reproduce inside host cells damaging them and causing disease

Droplet inhalation definition

When a disease is spread through coughs and sneezes

Direct contact definition

When a disease is only spread by physical contact

Antibiotics definition

A group of chemicals whihc kill bacteria

Antiviral drugs

A group of chemicals which can prevent viruses reproducing- hard to develop safe ones

Fungicides

A group of chemicals that kill fungi

Painkillers

A type of drug that treats pain symptoms but doesn’t kill pathogens

Lymphocyte

White blood cell