Shared Flashcard Set

Details

Lipids
test 3
20
Chemistry
Undergraduate 4
09/14/2011

Additional Chemistry Flashcards

 


 

Cards

Term

Lipid

Definition
Insoluable organic substancewhich are extractable by nonpolar solvents(ether or benzene)
Term
Simple lipids
Definition
Fatty acids, waxes, triglycerides
Term
Compound lipids
Definition
Phospholipids, sphingolipids, terpanes, sterol derivatives
Term
Fatty Acid
Definition

Composed of long chain organic acids. Saturated-no double bonds

Unsaturated-double bonds

Term

Fatty Acid

Palmitic

Definition

16C

hexadecanoic

anoic=no 2 bond

Term

fatty acid

stearic

 

Definition

18c

octadecanoic acid

Term

Fatty acid

Oleic

Definition

18C

cis 9 octadecenoic acid

enoic=2 bond

most common

Term

Fatty Acid

Linoleic

Definition

18C

cis 9,12 octadecadienoic acid

di=2

Term

Fatty Acid

Linolenic

Definition

18C

cis 9,12,15 octadecatrienoic acid

Term
triglycerides
Definition

composed of 3 long chained fatty acids esterfied to glycerol

long term storage

simple(same) mixed(different)

Aglycerols or neutral fats-names

Term
waxes
Definition

esters of long chain fatty FA and long chain alcohols

14-34Cs

Term
phospholipid
Definition

polar lipid- 1 of the hydroxyl groups of glycerol esterfied w/phosphoric acid instead of fatty acid

polar head nonpolar tail

Term
important phospholipids?
Definition
cephalins, phosphatidic acid
Term
sphingolipids and glcolipids
Definition
glycerol is replaced by an amino alcohol-sphingosine
Term
cerebrosides
Definition
ceramide (FA+sphingosine) + sugar
Term
terepenes
Definition

reapted units of isoprene (2 mythl 1,3 butadine)

vita A, D, E, K and carotene

Term
function of lipids
Definition

storage-intracellular storage depots

structural-components of membranes

functional-chem messengers, vitamins, etc.

Term
steriods
Definition

derivatives of perhydrocyclopentanophenanthrene

nucleus

Supporting users have an ad free experience!