Chapter 8 pt 2 lipids

what are some lipids a derivative of

isoprene

vitamin A- retinol

• plays a role in light reception in the eye

• derived from beta carotene

• stimulates tissue repair

what causes blindness

vitamin A deficiency

vitamin K

• needed for blood clotting

• helps wounds to heal 

• helps make bones health 

vitamin D

• regulates the amount of calcium and phosphate in the body

  • keeps bones and teeth healthy

lack of vitamin d leads to

bone deformaties such as rickets

vitamin E

functions as antioxidant and reduces effects of aging

gerinole

plant lipid that is an attractant, smells like roses

limonene

gives citrus fruits their characteristic odor

capsacin

gives chili peppers their hot taste, irritates digestive track

Eicosanoids

signaling molecules

arachidonic acid

make up eicosanoids, polyunsaturated fatty acid

classes of eicosanoids

prostaglandins, prostacyclins, thromboxanes, leukotriene

prostiglandins

stimulate smooth muscle contractions

prostacyclins

inhibit platelet aggregation, vasodilator

thromboxanes

stimulate platelete aggrigation, stimulate vasoconstriction

leukotriene

stimulate bronchoconstriction, found in white blood cells

NSAIDS

anti-inflamatory drug that reduces pain, decrease fever, prevent blood clots

what do nsaids inhibit

prostaglandin generation

examples of NSAIDS

ibuprofen- advil

diclofenac- voltaren

celecoxib-celebrex