GENERAL HISTOLOGY

LYMPHATIC

LYMPHATIC SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the function of leukocytes?
A
They transport respiratory gases like CO2 and O2
B
They transport bilirubin to the liver
C
They keep us alive
D
They are the first line of defense for immune responses
Explanation: 

Detailed explanation-1: -White blood cells, also known as leukocytes, are responsible for protecting your body from infection. As part of your immune system, white blood cells circulate in your blood and respond to injury or illness.

Detailed explanation-2: -Neutrophils. They kill and digest bacteria and fungi. They are the most numerous type of white blood cell and your first line of defense when infection strikes.

Detailed explanation-3: -The second line of defense includes the inflammatory response and phagocytosis by nonspecific leukocytes.

Detailed explanation-4: -B cells. B cells (sometimes called B-lymphocytes and often named on lab reports as CD19 or CD20 cells) are specialized cells of the immune system whose major function is to produce antibodies (also known as immunoglobulins or gamma-globulins).

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