APPLIED RADIOLOGICAL ANATOMY

ANATOMY

LYMPHATIC SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is the function of the spleen?
A
Produces lymphocytes
B
Remove waste products
C
Filters blood
D
Filters the lymph
E
Stores lymphocytes and macrophages
Explanation: 

Detailed explanation-1: -Your spleen: Stores blood. Filters blood by removing cellular waste and getting rid of old or damaged blood cells.

Detailed explanation-2: -The spleen helps keep harmful microorganisms out of the bloodstream. It holds key components of the body’s immune system. The spleen also removes unhealthy, old, and misshapen red blood cells from circulation. Red blood cells carry oxygen throughout the body and remove carbon dioxide (a waste product).

Detailed explanation-3: -Blood passes through the cords and into the sinusoids where it is drained into the large trabecular veins of the spleen. Blood is filtered through gaps in the sinusoid lining, which prevents old, damaged or abnormal red blood cells from passing into the bloodstream.

Detailed explanation-4: -The spleen is the main filter for blood-borne pathogens and antigens, as well as a key organ for iron metabolism and erythrocyte homeostasis. However, immune and hematopoietic functions have been recently unveiled for the mouse spleen, suggesting additional roles for this secondary lymphoid organ.

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