EVERYDAY SCIENCE

SCIENCE

CIRCULATORY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the function (job) of the white blood cells?
A
To transport oxygen around the body.
B
To carry dissolved sugars.
C
To clot and cover wounds like cuts and grazes.
D
To release antibodies to help destroy infections.
Explanation: 

Detailed explanation-1: -B lymphocytes become cells that produce antibodies. Antibodies attach to a specific antigen and make it easier for the immune cells to destroy the antigen. T lymphocytes attack antigens directly and help control the immune response.

Detailed explanation-2: -Antibodies defend vertebrates against infection by inactivating viruses and microbial toxins and by recruiting the complement system and various types of white blood cell to kill the invading pathogens.

Detailed explanation-3: -Lymphocytes. They create antibodies to fight against bacteria, viruses, and other potentially harmful invaders. Neutrophils.

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