GENERAL ANATOMY
IMMUNE SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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people can sneeze or cough and pass disease on through the air
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drinking water can be contaminated with diseases
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objects such as doorknobs and towels can be contaminated by disease
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all of the above answers are ways that diseases are transmitted
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Detailed explanation-1: -Infectious diseases commonly spread through the direct transfer of bacteria, viruses or other germs from one person to another. This can happen when an individual with the bacterium or virus touches, kisses, or coughs or sneezes on someone who isn’t infected.
Detailed explanation-2: -Touching an infected person, or their body fluids such as saliva, blood, sweat, urine, etc. transfer the infections to a healthy person, e.g. chickenpox, measles, etc. Touching the objects or areas touched by an infected person can transfer the infection to a non-infected person and cause diseases.
Detailed explanation-3: -Communicable diseases are infectious diseases that are caused by a number of disease causing organisms called pathogens like bacteria, fungi, and protozoans. It spreads rapidly from one person to another by various means like contact, water, air, food etc. For example-Cholera, Pneumonia, typhoid etc.
Detailed explanation-4: -the air as droplets or aerosol particles. faecal-oral spread. blood or other body fluids. skin or mucous membrane contact. sexual contact. 15-Jan-2021