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Questions and Answers
Which of the following is a toxic trace element when present in excess concentration?
Which of the following is a toxic trace element when present in excess concentration?
- Copper (correct)
- Chromium
- Zinc
- Iron
Where is iron absorbed in the body?
Where is iron absorbed in the body?
- Colon
- Stomach
- Ileum
- Duodenum and jejunum (correct)
Which of the following is a biologic function of selenium?
Which of the following is a biologic function of selenium?
- Immune system (correct)
- Respiration
- Tissue repair
- Hormonal activities
What is the main constituent of hemoglobin and myoglobin?
What is the main constituent of hemoglobin and myoglobin?
What happens with an accumulation of free iron in the plasma?
What happens with an accumulation of free iron in the plasma?
Which trace element is essential for protection from free radicals?
Which trace element is essential for protection from free radicals?
Which laboratory test measures the amount of iron that could be found by saturating the binding proteins present in the sample?
Which laboratory test measures the amount of iron that could be found by saturating the binding proteins present in the sample?
What is the normal range for serum iron levels in males?
What is the normal range for serum iron levels in males?
Which condition is associated with decreased serum iron, increased transferrin, decreased percent saturation, and decreased ferritin?
Which condition is associated with decreased serum iron, increased transferrin, decreased percent saturation, and decreased ferritin?
What is the role of zinc in the human body?
What is the role of zinc in the human body?
Which nutrient promotes ovulation, sperm development, DNA synthesis, and growth development?
Which nutrient promotes ovulation, sperm development, DNA synthesis, and growth development?
What is the function of copper in the human body?
What is the function of copper in the human body?
Which condition is associated with delayed sexual maturation, prolonged wound healing, and impaired wound healing?
Which condition is associated with delayed sexual maturation, prolonged wound healing, and impaired wound healing?
What does Total Iron Binding Capacity (TIBC) differentiate between?
What does Total Iron Binding Capacity (TIBC) differentiate between?
What does serum ferritin measure?
What does serum ferritin measure?
Which metalloenzyme is critical for the reduction of iron in heme synthesis?
Which metalloenzyme is critical for the reduction of iron in heme synthesis?
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