18 Questions
What is the primary function of Iron in the body?
Enabling red blood cells to carry oxygen
What percentage of total body iron content is typically found in the blood?
75%
Where is most of the iron stored in the body?
Liver
Which protein is responsible for transporting iron to cells that use it?
Transferrin
What might happen if a person does not consume enough iron in their diet?
Depletion of iron stored in the body
Why are patients instructed to fast for 12 hours before serum iron sample collection?
To ensure accurate test results
Which of the following statements is correct regarding iron deficiency?
It inhibits hemoglobin synthesis, resulting in microcytic hypochromic anemia
What is the role of hepcidin in iron regulation?
Hepcidin decreases the level of iron by reducing dietary absorption and inhibiting iron release from cellular storage
Which form of iron binds to transferrin, the major iron transport protein?
Fe3+
In individuals with iron deficiency, what is the expected observation regarding serum iron levels and total iron-binding capacity (TIBC)?
Serum iron levels are low, and TIBC is high.
Which of the following is NOT a symptom of iron deficiency?
Increased appetite
In which form is iron primarily stored in the human body?
Ferritin and hemosiderin
Which condition is characterized by high serum iron levels and low or normal TIBC?
Hemochromatosis
What is the Recommended Dietary Allowance (RDA) for iron intake during pregnancy?
27 mg/day
What are the two types of iron measurement mentioned in the text?
Serum iron and ferritin
Which of the following conditions can lead to higher serum iron levels?
All of the above
What is the normal reference range for serum iron levels in men?
65 to 176 μg/dL
Which of the following conditions can contribute to lower serum iron levels?
All of the above
Learn about the Serum Iron test, which measures the amount of circulating Iron bound to transferrin in the body. Understand the importance of iron for healthy red blood cell production and oxygen transport.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
