PATHOLOGY

PATHOLOGY MCQ

IMMUNE RESPONSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Largest lymphoid organ that removes damaged and old RBCs and houses lymphoid tissues.
A
Thymus
B
Bone marrow
C
Tonsil
D
spleen
Explanation: 

Detailed explanation-1: -The spleen is located in the upper left part of the belly under the ribcage. It helps protect the body by clearing worn-out red blood cells and other foreign bodies (such as germs) from the bloodstream.

Detailed explanation-2: -Your spleen’s main function is to act as a filter for your blood. It recognizes and removes old, malformed, or damaged red blood cells.

Detailed explanation-3: -Your spleen: Stores blood. Filters blood by removing cellular waste and getting rid of old or damaged blood cells. Makes white blood cells and antibodies that help you fight infection.

Detailed explanation-4: -The spleen is the largest lymphatic organ in the body. Surrounded by a connective tissue capsule, which extends inward to divide the organ into lobules, the spleen consists of two types of tissue called white pulp and red pulp. The white pulp is lymphatic tissue consisting mainly of lymphocytes around arteries.

Detailed explanation-5: -Primary lymphoid organs: These organs include the bone marrow and the thymus. They create special immune system cells called lymphocytes. 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).

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