Knowledge Check
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Non-heme iron is absorbed in the duodenum as:
a
Ferrous iron (Fe2+)
b
Ferric iron (Fe3+)


Match the source of dietary iron with the state of iron
Non-heme iron
Heme iron
Ferric (Fe3+)
Ferrous (Fe2+)
Correct!
Sorry, Incorrect.







What is the most common cause of iron deficiency in female adults postmenopause and male adults?
Click for AnswerTrue or false: malnutrition is a common cause of iron deficiency.
a
True
b
False
Malnutrition is rarely sufficient to cause iron deficiency anemia in high-income countries.


Sort the cause of iron deficiency anemia (top cards) with the mechanism (bottom buckets):
Gastrointestinal lesions
Bariatric surgery
Pregnancy
Infancy
Menstruation
H. pylori
Frequent blood donation
Atrophic gastritis
Adolescence
Celiac disease
Increased demand
Decreased absorption
Chronic blood loss







What percentage of men and postmenopausal women with iron deficiency anemia have GI cancer?
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