Chapter 8 Flashcards
(46 cards)
Vitamins that dissolve in fat and the substances such as ether and benzene but not readily in water
Fat soluble vitamins
Vitamins that dissolve in water
Water soluble vitamins
The vitamin c deficiency
Scurvy
A disease characterised by poor mineralization of newly synthesised bones because of low calcium content
Rickets
Intake of a nutrient beyond estimates of needs to prevent a deficiency or what would be found in a balanced diet
Megadose
A compound that combines with an inactive enzyme to form a catalytically active form
Coenzyme
The degree to which an ingested nutrient is digested and absorbed and thus is available to the body
Bioavailability
The limited storage capacity of water soluble vitamins in the tissue
Tissue saturation
Farms that are supported by a community of growers and consumers who provide mutual support and share the risks and benefits of food production
Community supported agriculture
Chemical forms of preformed vitamin A
Retnoids
Alcohol form of vitamin A
Retinol
Aldehyde form of vitamin A
Retinal
Acid form of vitamin A
Retinoic acid
Storage form of vitamin A
Retinyl
Precursors of vitamin A found in plant foods
Carotenoids
A substance that can be converted into vitamin A
Provitamin A
Vitamin a deficiency disorder that results in loss of the ability to see under low light conditions
Night blindness
A light sensitive lining in the back of the eye
Retina
A painless condition leading to disruption of the central part of the retina and in turn blurred vision
Macular degeneration
A solid chestnut shaped organ surrounding the first part of the urinary tract in the male
Prostate gland
Hardening of the cornea and dying of the surface of the eye which can result in blindness
Xerophthalmia
A crude measure of vitamin activity often based on the growth rate of animals in response to the vitamin
International unit
The developing human life form from 8 weeks after conception until birth
Fetus
Precursor of vitamin D found in the skin
7-dehydrocholesterol
