18 Questions
What is the role of selenium-dependent enzymes in the thyroid hormone conversion process?
It converts T4 to T3
Which mineral is known to play a physiological role in bone development?
Fluoride
What is the effect of chromium and vanadium on diabetes?
Reduce blood glucose level
Which element is a part of vitamin B12?
Cobalt
What is the effect of topical fluoride treatment on dental plaque formation?
Reduces acid production
What is the role of an arsenic-containing compound in the treatment of leukemia?
It is used to treat acute promyelocytic leukemia
What is a key component of cell membranes that contains phosphorus?
Phospholipid
Which vitamin is associated with the chemical mentioned above?
Vitamin D
What is essential for nutrients and some of the elements of the periodic table?
Minerals
How is iron absorption regulated in response to circular iron status or diseases?
Hepcidin binds to ferroportin to reduce iron release from enterocytes
Where does regulation of hepcidin gene expression mainly occur?
Liver cells
What happens when iron status in the blood is high?
Hepcidin gene expression is enhanced
What is the role of ascorbate in the reactions catalyzed by prolyl hydroxylase and lysyl hydroxylase?
A reductant, providing reducing equivalent to convert Fe3+ to Fe2+
What is the consequence of vitamin B12 deficiency?
Abnormal myelin formation
What is required for the synthesis of NAD+ and NADP+?
Tryptophan and riboflavin
What is the consequence of high doses of vitamin C above the tolerable upper intake level (UL)?
Promote oxidative stress
What is necessary for the stabilization and absorption of vitamin B12 in the GI tract?
At least 3 proteins
What is required for the hydroxylation of collagen?
Proline and lysine
Test your knowledge of pharmacology and biochemistry with this quiz. Questions cover topics such as thyroid hormone conversion, enzyme function, and disease treatment. See how well you can answer these challenging questions!
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