Vitamin C (ascorbic acid) US Medical PG Flashcards - Medical Study Cards
Master Vitamin C (ascorbic acid) 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 C (ascorbic acid) Flashcard Deck - 10 Cards
Flashcard 1: What vitamin is derived from the amino acid tryptophan?_____
Answer: Vitamin B3 (niacin)
Flashcard 2: Which collagen synthesis pathologies are associated with problems forming the triple helix?_____
Answer: Osteogenesis imperfecta and Scurvy
Flashcard 3: What mineral deficiencies (2) are associated with delayed wound healing? _____
Answer: Zinc and copper
Flashcard 4: What vitamin is used as a cofactor for synthesis of cystathionine, heme, histamine, and neurotransmitters?_____
Answer: B6 (pyridoxal phosphate)
Flashcard 5: Is toxicity more common for water-soluble or fat-soluble vitamins?_____
Answer: Fat-soluble (vitamins can accumulate in fat)
Flashcard 6: Collagen Synthesis: Hydroxylation of selected prolines and lysines during collagen synthesis requires vitamin _____
Answer: C
Flashcard 7: Mild deficiencies of vitamin B3 cause _____
Answer: glossitis
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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