A ferritin blood test indirectly measures the amount of ________ stored in the body.
A. potassium
B. erythrocytes
C. iron
D. leukocytes
Answer:C
A ferritin blood test indirectly measures the amount of ________ stored in the body.
A. potassium B. erythrocytes C. iron D. leukocytes
Explanation: A) Ferritin is a test for iron.