IMMUNOLOGY

MISCELLENOUS

VACCINATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The lymphatic system
A
controls blood clotting.
B
contains red blood cells.
C
has vessels with thick, muscular walls.
D
contains phagocytic cells.
Explanation: 

Detailed explanation-1: -Phagocytes are a group of white blood cells that includes neutrophils. These cells consume bacteria and other pathogens to protect the body from infection. The process begins when chemicals from a pathogen, or damaged tissue, attract a phagocyte. The phagocyte binds to the microbe, envelopes it, and then eats it.

Detailed explanation-2: -Information. Lymph is a clear-to-white fluid made of: White blood cells, especially lymphocytes, the cells that attack bacteria in the blood and body tissues. Fluid from the intestines called chyle, which contains proteins and fats.

Detailed explanation-3: -White blood cells, also called leukocytes (LOO-kuh-sytes), play an important role in the immune system. Some types of white blood cells, called phagocytes (FAH-guh-sytes), chew up invading organisms. Others, called lymphocytes (LIM-fuh-sytes), help the body remember the invaders and destroy them.

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