Lipid structure and function

Question 1

Vitamins:

Important for vision, growth and devlopment, and immune function
-Most significant form is retinol

Answer 1

Vitamin A

Question 2

Vitamins:

Consumed or formed by UV reactions under the skin
-Contributes to increased uptake of calcium and phosphate in the intestines, that leads to good bones

Answer 2

Vitamin D

Question 3

Vitamins:

Destroys free radicals and prevents oxidative damage

Answer 3

Vitamin E

Question 4

Vitamins:

Introduces calcium binding sites and acts as an important clotting factor

Answer 4

Vitamin K

Question 5

Glycerols have ___ fatty acid heads while sphingolipids have ____

Answer 5

2 FA heads

1 FA head

Question 6

Long chain fatty acids with long chain alcohols
-Not produced by humans, so they have to be taken from plants or animals

Answer 6

Waxes

Question 7

A subclass of sphingolipids, _____ have a hydrogen as their head group

Answer 7

Ceramides

Question 8

A subclass of sphingolipids, ____ have a phosphodiester bond and a phosphocholine or ethanolamine head

Answer 8

Sphingomyelins

Question 9

A subclass of sphingolipids, ____ are sugars with glycosidic linkages

Answer 9

Glycosphingolipids

Question 10

A subclass of sphingolipids, ____ have oligosaccharide head groups with sialic acid

Answer 10

Gangliosides