Fatty Acid Metabolism

Question 1

Double bonds are generally

Answer 1

Cis

Question 2

Fatty acids provide ____ times the energy of proteins or carbohydrates

Answer 2

2-3

Question 3

Fatty acids are stored as _____

Answer 3

Neutral lipids

Question 4

Fatty acids are stored as neutral lipids called ____

Answer 4

Triacylglycerols

Question 5

Triacylglycerols contain ______ esterified to _____

Answer 5

Three fatty acid chains; glycerol

Question 6

Fatty acids are components of _____ and ____

Answer 6

Phospholipids; glycolipids

Question 7

Fatty acids function as _____ and ____

Answer 7

Hormones; intracellular messengers

Question 8

Fatty acids localize ____ to ____

Answer 8

Proteins; membranes

Question 9

_______ and _______ are the two major forms of stored energy in vertebrates

Answer 9

Triacylglyerols; glycogen

Question 10

______ can supply ATP for muscle contraction for less than an hour

Answer 10

Glycogen

Question 11

Sustained work is fueled by metabolism of _______ which are very efficient forms of energy storage

Answer 11

Triacylglycerols

Question 12

Triacylglycerols are stored in an _______ _______

Answer 12

Anhydrous form

Question 13

Fatty cids of triacylglycerols are _______ _______ than amino acids or monosaccharides

Answer 13

More reduced

Question 14

_______ fat stores 6.75 times as much energy as _______ glycogen

Answer 14

Anhydrous; hydrated

Question 15

Fatty acids and glycerol for metabolic fuels are obtained from triacylglycerols in _______ and _______

Answer 15

The diet; stored in adipocytes

Question 16

_______ occur only in trace amounts in cells

Answer 16

Free fatty acids

Question 17

In the small ontestine, fat particles are coated with _______

Answer 17

Bile salts

Question 18

In the small intestine, fat particles are digested by _______

Answer 18

Pancreatic lipases