What is the primary function of ceruloplasmin in the context of iron metabolism in blood components?

A To transport iron from the gut to the liver
B To oxidize iron from ferrous to ferric state ✓
C To store iron in the liver and spleen
D To regulate the expression of genes involved in iron homeostasis

Explanation

Ceruloplasmin is a copper-containing enzyme that plays a critical role in iron metabolism by oxidizing iron from the ferrous to the ferric state, allowing it to be transported and utilized by the body.

Source

Guyton and Hall Textbook of Medical Physiology
Hematology Hematology: Blood Components Hematology: Blood Components Hard MEDICAL Confidence: high