Integrative metabolism: Adipose, Muscle & Brain

Question 1

percentage of TAG in adipocytes

Answer 1

60%

Question 2

percentage of energy storage in adipose tissue

Answer 2

83%

Question 3

major enzyme for lipolysis

Answer 3

hormone sensitive lipase

Question 4

major enzyme for lipogenesis

Answer 4

lipoprotein lipase

Question 5

In adipocyte glycerol 3-P is obtained from glycolysis via

Answer 5

DHAP

Question 6

stimulates Glut 4 transporters on adipocytes

Answer 6

insulin

Question 7

stimulates synthesis of LPL on adipocytes

Answer 7

insulin

Question 8

Apo protein that stimulates LPL

Answer 8

Apo C-II

Question 9

hormone that leads to HS lipase activation

Answer 9

epinephrine

Question 10

glycerol kinase is found

Answer 10

in liver only

Question 11

ETC uncoupler found in brown adipose

Answer 11

thermogenin

Question 12

hormone that mediates appetite suppression

Answer 12

leptin

Question 13

leptin receptors are found where

Answer 13

hypothalamus

Question 14

hormone that function in regulation of AMPK

Answer 14

leptin

Question 15

leptin induces expression of

Answer 15

UCP-2

Question 16

anabolic pathways remain active when AMPK is activated by

Answer 16

leptin, opposed to AMP which shuts off all anabolic pathways

Question 17

type IIB muscle fibers

Answer 17

fast glycolytic

Question 18

type IIA muscle fibers

Answer 18

fast oxidative

Question 19

type I muscle fibers

Answer 19

slow twitch

Question 20

muscle fiber with most glycogen storage

Answer 20

type IIB

Question 21

color of type IIB fibers

Answer 21

white

Question 22

muscle fiber with highest oxidative capacity

Answer 22

type I

Question 23

acts as storage of high energy phosphate bonds

Answer 23

creatine phosphate

Question 24

percentage of oxygen consumption by muscle at rest

Answer 24

30%

Question 25

percentage of oxygen consumption by muscle during exercise

Answer 25

90%