IMMUNOLOGY

OVERVIEW OF THE IMMUNE SYSTEM

LYMPHATIC AND IMMUNE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which system includes the lymph, lymph nodes, white blood cells, T and B cells?
A
Excretory
B
Digestive
C
Immune
D
Nervous
Explanation: 

Detailed explanation-1: -Protects your body against foreign invaders: The lymphatic system is part of the immune system. It produces and releases lymphocytes (white blood cells) and other immune cells that monitor and then destroy the foreign invaders-such as bacteria, viruses, parasites and fungi-that may enter your body.

Detailed explanation-2: -The tissues and organs that produce, store, and carry white blood cells that fight infections and other diseases. This system includes the bone marrow, spleen, thymus, lymph nodes, and lymphatic vessels (a network of thin tubes that carry lymph and white blood cells).

Detailed explanation-3: -This transfer happens in the lymph nodes, which are located throughout the body. In these nodes the T-cells and B-cells multiply and get ready to attack the virus. Other important parts of the lymph system where immune cells grow, multiply, and catch invaders are your bone marrow, thymus, spleen, and tonsils.

Detailed explanation-4: -The lymphatic system is closely related to the blood cell-forming system. White cells called lymphocytes are found in the lymph nodes (small oval-shaped organs found throughout the body that help trap and kill disease and infection that invade our bodies).

Detailed explanation-5: -The adaptive immune system is made up of: T lymphocytes in the tissue between the body’s cells. B lymphocytes, also found in the tissue between the body’s cells.

Detailed explanation-6: -There are two main types of lymphocytes: B cells and T cells. The B cells produce antibodies that are used to attack invading bacteria, viruses, and toxins. The T cells destroy the body’s own cells that have themselves been taken over by viruses or become cancerous.

Detailed explanation-7: -Secondary lymphoid organs: These organs include the lymph nodes, the spleen, the tonsils and certain tissue in various mucous membrane layers in the body (for instance in the bowel). It is in these organs where the cells of the immune system do their actual job of fighting off germs and foreign substances.

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