Fatty acids (Essential fatty acids)- Definition, classification, functions and deficiency

Описание

Definition, classification, functions and deficiency manifestations
Fatty acids-Aliphatic carboxylic acids

even chain/ odd chain
Short chain/ medium chain/ long chain/ very long chain fatty acids
Saturated/ unsaturated
MUFA/PUFA

Essential FA
linoleic and linolenic acid

semi- arachidonic acid

w3, w6 and w9 series

w3
alpha linolenic acid
Timnodonic acid
DHA

w6
gamma linolenic acid
linoleic acid
arachidonic acid

w9
oleic acid


Functions
1. component of cell membrane
2. precursor for eicosanoids
3. prevents CVDs
4. prevents Fatty liver

Deficiency
Phrynoderma
involves skin of limbs, buttocks and back
horny eruptions, hyperkeratosis,acanthosis