KANSAS STATE UNIVERSITY FNDH 620 EXAM 3
ACTUAL EXAM PAPER 2026 QUESTIONS WITH
ANSWERS GRADED A+
◍ fat soluble vitamins Answer:A, D, E, K
◍ forms of vitamin A Answer:retinol (alcohol form)
retinal (aldehyde form)
retinoic acid (acid form from retinal)
◍ retinal esters Answer:animal products only
◍ vitamin A dietary sources Answer:fortified milk and milk products
◍ previtamin A carotenoid dietary sources Answer:plant sources,
orange and dark green vegetables
◍ 90% of vitamin A is stored in the Answer:liver
◍ functions of vitamin A and caratenoids Answer:improves vision, cell
differentiation and cell proliferative activity, fights cancer, development
, of embryo tissue, synthesis of glycoproteins, productive processes,
antioxidant capacity, bone development and maintenance, provides
immunity
◍ D2 Answer:Ergocalciferol
◍ D3 Answer:Cholecalciferol
◍ sources of vitamin D Answer:UV light, animal foods (eggs, liver,
fatty fish, butter), fortified milk & dairy products, fortified margarine
◍ transportation of vitamin D Answer:incorporated into micelles and
enters mucosal enterocytes by passive diffusion, then becomes part of
chylomicrons and then lymph circulation
◍ functions of vitamin D Answer:regulation of gene expression, affects
calcium & phosphate homeostasis, differentiation of stem cells in bone
tissue, differentiation of hair follicles & skin cells
◍ rickets disease Answer:vitamin D deficiency, failure of growing
bones to mineralize properly, results in bowing of legs
◍ osteomalacia Answer:vitamin D deficiency in adults, results in
softening of minerals in bones from decreased calcium & phosphate
absorption
ACTUAL EXAM PAPER 2026 QUESTIONS WITH
ANSWERS GRADED A+
◍ fat soluble vitamins Answer:A, D, E, K
◍ forms of vitamin A Answer:retinol (alcohol form)
retinal (aldehyde form)
retinoic acid (acid form from retinal)
◍ retinal esters Answer:animal products only
◍ vitamin A dietary sources Answer:fortified milk and milk products
◍ previtamin A carotenoid dietary sources Answer:plant sources,
orange and dark green vegetables
◍ 90% of vitamin A is stored in the Answer:liver
◍ functions of vitamin A and caratenoids Answer:improves vision, cell
differentiation and cell proliferative activity, fights cancer, development
, of embryo tissue, synthesis of glycoproteins, productive processes,
antioxidant capacity, bone development and maintenance, provides
immunity
◍ D2 Answer:Ergocalciferol
◍ D3 Answer:Cholecalciferol
◍ sources of vitamin D Answer:UV light, animal foods (eggs, liver,
fatty fish, butter), fortified milk & dairy products, fortified margarine
◍ transportation of vitamin D Answer:incorporated into micelles and
enters mucosal enterocytes by passive diffusion, then becomes part of
chylomicrons and then lymph circulation
◍ functions of vitamin D Answer:regulation of gene expression, affects
calcium & phosphate homeostasis, differentiation of stem cells in bone
tissue, differentiation of hair follicles & skin cells
◍ rickets disease Answer:vitamin D deficiency, failure of growing
bones to mineralize properly, results in bowing of legs
◍ osteomalacia Answer:vitamin D deficiency in adults, results in
softening of minerals in bones from decreased calcium & phosphate
absorption
