3B. Pathogens & Disease Flashcards
A
What is the name of the jelly-like substance used to grow microorganisms.
Agar
A
What substance is made by lymphocytes to catch invading pathogens?
Antibodies
B
A single celled microorganism that can cause infection which contains plasmids?
Bacteria
C
What term is used for a disease that can be spread through a population?
Contagious
C
What term is used to describe an idea or discussion that results in opposing views?
Controversy
E
What term is used to describe surrounding and absorbing?
Engulf
v, b, f
Name the 3 types of microorganism.
virus, bacteria and fungi
H….. I……………
What term is used to describe most of the population being vaccinated to reduce the spread of disease?
Herd Immunity
H
What term is used to describe the animal or plant required for a virus to replicate?
Host
I
The system within the body that protects against pathogens.
Immune
L
Name the white blood cell that makes antibodies.
Lymphocytes
P
What term do we use to describe a disease causing microorganism?
Pathogen
P
White blood cells that engulfs and digests pathogens?
Phagocyte
P
A small circular ring of DNA in a bacterial cell.
Plasmid
Give an example of the first line of defence.
skin, mucus, acid, tears
S
What term is used to describe something totally free from microorganisms
Sterile
V
What do we call a weakended version of a pathogen that helps to build immunity?
Vaccination
V
A disease causing microorganism that needs a host to reproduce.
Virus
Give a condition required for the growth of microorganisms.
warm temperature, nutrients, pH, moisture
State one way you can restrict growth.
soap, disinfectant, high or low temp, drying, low pH2, antibiotics, antifungals
E & G
2 words linked to how phagocytes work.
Engulf and digest
