Vitamin toxicity syndromes US Medical PG Flashcards - Medical Study Cards
Master Vitamin toxicity syndromes with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Vitamin toxicity syndromes Flashcard Deck - 10 Cards
Flashcard 1: What vitamin is derived from the amino acid tryptophan?_____
Answer: Vitamin B3 (niacin)
Flashcard 2: Hemochromatosis is characterized by _____ serum iron
Answer: increased
Flashcard 3: What is the cause of death in a patient that overdosed on an uncoupling agent (e.g. 2,4-DNP)?_____
Answer: Hyperthermia
Flashcard 4: Vitamin C excess may cause _____ nephrolithiasis
Answer: calcium oxalate
Flashcard 5: Is toxicity more common for water-soluble or fat-soluble vitamins?_____
Answer: Fat-soluble (vitamins can accumulate in fat)
Flashcard 6: Vitamin _____ is also referred to as phytomenadione, phylloquinone, and phytonadione
Answer: K
Flashcard 7: The tissue damage in hemochromatosis is mediated by the generation of _____
Answer: free radicals
Flashcard 8: vitamin B2 (riboflavin)
Answer: component of FADH2, cofactor in redox
Extra: angular chelitis
Flashcard 9: vitamin B3 (niacin)
Answer: component of NAD+, NADP+, cofactor in redox
Extra:
Flashcard 10: What precursors and cofactors are needed to make vitamin B3 (niacin)?
Answer: derived from tryptophan, vitamin B6 (pyridoxine) acts as cofactor
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