MRCP UK EXAMINATIONS

ABDOMINAL

GENERALISED LYMPHADENOPATHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Storage of Iron is done by the ____
A
Stomach
B
Liver
C
Spleen
D
Lymph Nodes
Explanation: 

Detailed explanation-1: -The human body stores iron in the form of ferritin and hemosiderin in liver, spleen, marrow, duodenum, skeletal muscle and other anatomic areas. Hemosiderin has been known as yellow-brownish granules that can be stained by Prussian blue in the tissue cells.

Detailed explanation-2: -Iron is stored, mostly in the liver, as ferritin or hemosiderin. Ferritin is a protein with a capacity of about 4500 iron (III) ions per protein molecule. This is the major form of iron storage.

Detailed explanation-3: -The liver is a major storage organ of iron, in which excess iron is stored as ferritin and hemosiderin.

Detailed explanation-4: -Macrophages in the red pulp of the spleen destroy senescent red blood cells and recycle the stored iron to be further incorporated into maturating RBCs during erythropoiesis.

There is 1 question to complete.