how do communicable diseases spread
Answers
Answer:
Some ways in which communicable diseases spread are by: physical contact with an infected person, such as through touch (staphylococcus), sexual intercourse (gonorrhea, HIV), fecal/oral transmission (hepatitis A), or droplets (influenza, TB) travel through the air, such as tuberculosis or measles.
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Question :-
- how communicable diseases spread?
Answer :-
A communicable disease can spread or get a transmitted in many ways it is important to know how this thread because it can help in controlling these diseases.
Through air :-
Some diseases that are caused by bacteria or virus can be spread through air such diseases are called airborne diseases, when an infected person sneezes or coughs droplets of liquid containing bacteria or viruses come out from the mouth and nose. when a healthy person breathes in the droplet containing air these organisms enters his/ her body in this way the disease spreads.
Through food and water :-
Infectious diseases of the intestine and stomach can spread through contaminated food and water .The organisms that cause these diseases are present in the excrete of a patient, these organisms can get into water bodies when rain water carries excreta into them or when sewage flows into them food can get contaiminated by these organisms when a patient who does not have clean habits ,handles food or when flies that food on sewage sit on the food.
Through contact :-
Many diseases are spread when a skin comes in contact with an infected person especially if your skin is broken due to a wound, scratch etc. diseases can also be spread by touching things like the clothes, bed sheets or other objects used or touched by an infected person. for example when a man with conjunctivitis rubs his eyes while washing the infectious agent gets on his hand from there it gets on to the tap, his daughter can get infected if she touches the tap and then rubs her eyes.
Through body fluids :-
Some diseases can be spread through
blood, semon or mother's milk. AIDS
and hepatitis B can be spread by these
body fluids, for example they can be
spread by sharing injection needles or
by the transfusion of infected blood.