Dietary sources and requirements — Flashcards

Flashcard 1: Wilson disease is characterized by _____ serum ceruloplasmin

Answer: decreased

Flashcard 2: What vitamin deficiency is commonly characterized by swollen gums, bruising, petechiae, and hemarthrosis? _____

Answer: Vitamin C deficiency (scurvy)

Flashcard 3: What vitamin is derived from the amino acid tryptophan?_____

Answer: Vitamin B3 (niacin)

Flashcard 4: Which vitamin deficiencies (2) are associated with increased risk for thrombosis? _____

Answer: Vitamin B12 and B9 (folate)

Flashcard 5: Vitamin _____ is also referred to as phytomenadione, phylloquinone, and phytonadione

Answer: K

Flashcard 6: _____ is a mineral that is essential for the activity of 100+ enzymes

Answer: Zinc

Flashcard 7: vitamin B2 (riboflavin)

Answer: component of FADH2, cofactor in redox

Extra: angular chelitis

Flashcard 8: vitamin B3 (niacin)

Answer: component of NAD+, NADP+, cofactor in redox

Extra: 

Flashcard 9: What precursors and cofactors are needed to make vitamin B3 (niacin)?

Answer: derived from tryptophan, vitamin B6 (pyridoxine) acts as cofactor

Flashcard 10: vitamin B5 (pantothenate)

Answer: component of CoA

Extra: dermatitis, enteritis, alopecia, adrenal insufficiency