Biochem 2 Wk 2

Question 1

Compound

Answer 1

Carbonyl

Question 2

Name the three energy systems

Answer 2

ATP - PC (Phosphagen and Creatine Phosphate Systems)

Glycolysis (Anerobic)

Aerobic System (Krebs and Electron transport)

Question 3

ATP-PC System synopsis (3 facts)

Answer 3

Coupled Reaction Fast replacement

Short duration (5-10 sec)

Predominates in short explosive activity

Question 4

ATP-PC Key enzyme

Answer 4

Creatine Kinase

Question 5

ATP-PC Reactants

Answer 5

ADP, AMP, Pi

Question 6

ATP-PC Products

Answer 6

ATP

Question 7

Glycolysis Products

Answer 7

ATP, NADH, pyruvate, lactic acid alaninne

Question 8

Glycolysis Reactants

Answer 8

Glucose, ADP, AMP, Pi

Question 9

Glycolysis Key Enzymes

Answer 9

Hexokinase

Phosphofructokinase (PFK)

Pyruvate Kinase

Question 10

Oxidation is

Answer 10

the addition of oxygen, removal of hydrogen, or the removal of electrons from an element or compound

Question 11

Reduction is

Answer 11

the removal of oxygen, addition of hydrogen, or the addition of electrons from an element or compound

Question 12

Aerobic System Location

Answer 12

Krebs - cytosol

ETC - mitochondria

Question 13

Aerobic Pathway Reactants

Answer 13

Fat, Carb, Protein

ADP, AMP, Pi, Acetyl, Citrate, NAD, FAD

Question 14

Aerobic Pathway Key enzyme

Answer 14

Dehydrogenases

Question 15

Carb Storage amounts in muscles and liver:

Answer 15

300-400g in body

70-100g in liver

Question 16

Fat store amount for 70kg male

Answer 16

100,000 kcal triglycerides

Question 17

Free amino acid pool size:

Answer 17

100-200g

less than 2% of total body protein (12kg)

1/2 of free poll in intracellular skeletal muscle

Question 18

Respritory Quotent (RQ) definition

Answer 18

Ratio of the volume of carbon dioxide expired to the volume of oxygen consumed.

Question 19

Respritory quotent of 1 means

Answer 19

the body is burning pure carbs

Question 20

A respritory quotent of .71 means

Answer 20

the body is burning pure fat

Question 21

At rest the body burns ___ % fat

Answer 21

70%

Question 22

During exercise the body burns ___% fat

Answer 22

50%

Question 23

Percent VO2 max range of highest fat burning:

Answer 23

~55-75%

Question 24

High RQ means the muscles are being exercised T/F

Answer 24

True

Question 25

Compound

Answer 25

Aldehyde

Question 26

Compound

Answer 26

Keytone

Question 27

COOH or

Answer 27

Carboxyl

Question 28

Compound

Answer 28

Ester

Question 29

Compound OH

Answer 29

Hydroxyl

Question 30

Compound MH₃

Answer 30

Methyl

Question 31

Compound

Answer 31

Phosphate

Question 32

Compound NH₂

Answer 32

Amino

Question 33

NAD derived from

Answer 33

niacin

Question 34

FAD derived from

Answer 34

riboflaven

Question 35

Coenzyme A derived from: Function: Makes:

Answer 35

panothenic acid (B vitamin) Holds or transfers acetyl or acyl groups "thioester bond"

Question 36

ATP used to build 6 things

Answer 36

fat glucose glycogen protein cholesterol nucleotides

Question 37

Amount of energy realeased in breakdown of ATP

Answer 37

ΔG = -7.3 kcal/mol

Question 38

_ [ATP] + 1/2 [ADP] _ [ATP] + [ADP] + [AMP] This equation is used to calculate

Answer 38

Energy charge 0 charge means all AMP 1 means all ATP Normal cell level is .8 to .95

Question 39

High energy charge enduces the cell to

Answer 39

Build: fat, glycogen, glucose, cholesterol, nucleotides

Question 40

Low energy charge enduces the cell to

Answer 40

create ATP through the phosphocreatine system, glycolysis, fat oxidation, amino acid oxication, the aerobic system

Question 41

ATP frequency usage

Answer 41

40 Kg/ day at rest 1 lb per minute of exercise

Question 42

Excess product will

Answer 42

inhibit the enzyme | (enzyme inhibition)

Question 43

Excess Reactant will

Answer 43

stimulate the enzyme | (mass action)

Question 44

scarce enzyme will

Answer 44

stimulate the enzyme

Question 45

Scarce reactants will

Answer 45

inhibit the enzyme

Question 46

Name the molecule

Answer 46

Glucose

Question 47

What enzyme works on this molecule in glycolysis?

Answer 47

hexokinase