Definition that contains vitamin a
- liver large and complicated reddish-brown glandular organ located in the upper right portion of the abdominal cavity; secretes bile and functions in metabolism of protein and carbohydrate and fat; synthesizes substances involved in the clotting of the blood; synthesizes vitamin A; detoxifies poisonous substances and breaks down worn-out erythrocytes
- carotene an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
- carotin an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
- xerophthalmus abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A
- shark oil a fatty yellow to brown oil obtained from the livers of sharks; used for dressing leather and as a source of vitamin A
- moon blindness inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder
- soup-fin Pacific shark valued for its fins (used by Chinese in soup) and liver (rich in vitamin A)
- soupfin shark Pacific shark valued for its fins (used by Chinese in soup) and liver (rich in vitamin A)
- galeorhinus zyopterus Pacific shark valued for its fins (used by Chinese in soup) and liver (rich in vitamin A)
- haworth English biochemist who was a pioneer in research on carbohydrates; when he synthesized vitamin C he became the first person to synthesize a vitamin artificially (1883-1950)