HUN 4221 Study Guide - Midterm Guide: Vitamin B12 Deficiency, Vitamin B6, Collard Greens

• School: University of Florida
• Department: Food Science and Human Nutrition
• Course: HUN 4221
• Professor: Mitchell D Knutson

Document Summary

Has a commonly used alternate name: folate = folic acid, vitamin b1 = thiamine, vitamin b2 = riboflavin, vitamin b3 = niacin, vitamin c = ascorbic acid, ascorbate, vitamin b6 = pyridoxine, pyridoxal phosphate, vitamin b12 = cobalamin. Contains a sulfur atom: vitamin b1, biotin. Absorbed via passive diffusion: folate (non-saturable absorption, vitamin b12 (mostly by active absorption, passive is not efficient, vitamin b6, vitamin b3 (mainly) Receptor mediated uptake/absorption: folate, vitamin b12, vitamin b3 (in some cells, vitamin b2, vitamin b1, biotin, vitamin c. No specific transport protein: vitamin b6, vitamin b2, biotin. Bound to albumin in blood plasma: folate, vitamin b6, vitamin b2, vitamin b1 (mostly in rbcs) Can be bound to iga, igg, igm: vitamin b3, vitamin b2. Urine is excretion method: folate, vitamin b6, vitamin b3, vitamin b2, biotin, vitamin c. Excretion method is not urine: folate = feces, vitamin b12 = bile. Meat is good food source: vitamin b12, vitamin b3, vitamin b2.