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ketogenesis

Total questions: 56

Worksheet time: 32mins

Name
Class
Date
1.

Beta-ox of fatty acids gives the products

a)

Acyl CoA

b)

Acetyl CoA

c)

Both

d)

None

2.

Acetyl CoA formed is used up in

(a)  

3.

One NADH2 produces.....ATP

a)

2

b)

3

c)

2.5

d)

3.5

4.

Complete oxidation of palmitic acid gives....ATP

a)

122

b)

131

c)

129

d)

124

5.

Beta-ox is upregulated in

a)

Non-fasting condition

b)

Fasting condition

c)

High insulin

d)

Low glucagon

6.

Transport of acyl-CoA in mitochondria is done by

a)

CAT-I

b)

CAT-II

c)

Both

d)

None

7.

This stucture corresponds to

a)

coenzyme A

b)

acetyl CoA

c)

thiamine

d)

flavine adenine dinucleotide

8.

This is

a)

NADH

b)

NAD+

c)

NADPH

d)

NADP+

9.

This is

a)

ubiqunone

b)

coenzyme A

c)

fatty acid

d)

thiamine

10.

This structure corresponds to

a)

flavine adenine dinucleotide

b)

nicotinamide adenine dinucleotide

c)

thiamine

d)

coenzyme Q

11.

Carnitine shuttle is required for

a)

transport of fatty acids into mitochondria

b)

intestinal transport of fatty acids

c)

transport of bile acids across hepatocyte plasma membrane

d)

transport of malonyl-CoA

12.
What is a lipid made up of? 
a)
Sugar
b)
Vitamins
c)
Glycerol and Fatty Acids
d)
Water
13.
What type of lipid contains double bonds? 
a)
Saturated fatty acids
b)
Unsaturated fatty acids
c)
Carbohydrate
d)
Protein 
14.
Which of the following helps reduce food spoilage? 
a)
darkness, no air, low temperature, no moisture
b)
darkness, air, no temperature, no moisture
c)
light, no air, high temperature, no moisture
d)
light, air, high temperature, no moisture
15.
Which of the following is not an antioxidant
a)
Vitamin A
b)
Vitamin C
c)
Vitamin E
d)
Beta-carotene 
16.
Which of the following is why genetically modified (GM) foods is good? 
a)
Removes nutrients 
b)
Improves taste
c)
Removes texture
d)
Improves plague suseptibility 
17.
What is the primary starter for oxidative rancidity in foods? Hint starts initiation phase. 
a)
Air
b)
Light
c)
Water
d)
Free Radical 
18.

Increased ketogenesis accompany with

a)

Diabetes Mellitus

b)

Stroke

c)

Neurodegenerative disease

d)

Paralysis

19.

Which extra group is present on the beta carbon of phytanic acid which prevents it to undergo beta oxidation of fatty acid?

a)

CH2

b)

CH3

c)

OH

d)

CH4

20.

Which among the following is the secondary cause of carnitine deficiency?

a)

Defect in a membrane transporter for cardiac and skeletal muscles

b)

Defect in FA oxidation

c)

Malnutrition

d)

ØLiver disease

21.

Which among the following disease is caused due to deficiency of beta-glucosidase ?

a)

Tay-Sachs

b)

Niemann-Pick disease

c)

Gaucher disease

d)

Farber disease

22.

Which among the following enzymes of beta oxidation reaction is inhibited in Jamaican Vomiting Sickness?

a)

Acyl Co A dehydrogenase

b)

Trans enoyl CoA hydratase

c)

Beta hydroxy acyl CoA dehydrogenase

d)

Thiolase

23.
Steroids have what kind of structure?
a)
long chain of hydrogen/carbons with a glycerol group
b)
CHO in a hexagonal shape
c)
4 fused rings
d)
polar head and two fatty acid tails
24.
Approximately ___ percent of the weight of an LDL particle is cholesterol and ___ percent is protein.
a)
20, 50
b)
50, 25
c)
25, 50
d)
50, 20
25.

Known as "Bad Cholesterol" that clogs arteries and can cause heart disease and stroke.

a)

LDL

b)

Trans-fats

c)

HDL

d)

Triglycerides

26.

Type of "Good Cholesterol" that takes extra cholesterol back to the liver

a)

Trans-fats

b)

LDL

c)

Triglycerides

d)

HDL

27.
Most cholesterol comes from which source?
a)
Plants
b)
Animals
c)
The Body
d)
Supplements (Pills)
28.

How can you increase HDL levels?

a)

Increasing body weight

b)

Lower your saturated fat intake

c)

Exercising once a week for 20 minutes

d)

all of the above

29.
Where do human bodies get cholesterol?
a)
Eating Plants
b)
Eating Animal Products
c)
Our Bodies Make It
d)
Eating animal products and through the liver's production of cholesterol.
30.
What is the best plan to reduce high cholesterol?
a)
Diet changes
b)
Exercise
c)
blood test
d)
Diet changes combined with exercise.
31.

What are LDLs?

a)

Liver Deadly Levels

b)

the same as HDL

c)

Good Cholesterol

d)

Low-Density Lipo Proteins

32.
What is a triglyceride?
a)
a glycerol joined to 3 fatty acids
b)
a glycogen joined to 2 fatty acids
c)
4-fused carbon rings
d)
long chains of hydrocarbons and an alcohol.
33.
Cholesterol is needed by _____ cells in the body.
a)
no
b)
some
c)
most
d)
all
34.

Which best describes the optimal levels for LDL?

a)

less than 40 mg/dL

b)

less than 40 dg/mL

c)

less than 100 mg/dL

d)

less than 100 dg/mL

35.
An HDL level of 31 mg/dL indicates
a)
adequate protection from heart disease
b)
major risk for heart disease
c)
borderline high risk of heart disease
d)
minor risk of heart disease
36.

What factors increase your risk for high blood cholesterol?

a)

Obesity

b)

Eating fatty food

c)

Family History of high cholesterol

d)

All of these answers.

37.
What type of cholesterol clogs our arteries?
a)

LDL

b)

HDL

c)

HDH

d)
LDH
38.
What is the job of HDL?
a)
Take cholesterol to the liver
b)
Take cholesterol to the cells
c)
Take cholesterol to the pancreas
d)
Take cholesterol to the blood
39.
What is the job of LDL?
a)
Take cholesterol to the liver
b)
Take cholesterol to the cells
c)
Take cholesterol to the pancreas
d)
Take cholesterol to the blood
40.
Which lipoprotein decreases your chances of heart disease?
a)
HDL
b)
LDL
c)
PDL
d)
BDL
41.
LDL cholesterol levels should be under ____ mg/dL.
a)
50
b)
100
c)
150
d)
200
42.
Which lipoprotein is larger?
a)
LDL
b)
HDL
43.

Optimal (the ideal) HDL cholesterol levels should be ___ mg/dL.

a)

30

b)

40

c)

50

d)

60

44.
What is cholesterol?
a)
A carbohydrate
b)
A waxy fat-like substance
c)
A protein
d)
A vitamin
45.
What is a HDL?
a)
Cholesterol your body makes
b)
Cholesterol you get from eating animal products
46.
How can you increase HDL levels?
a)
Decreasing body weight
b)
Avoiding saturated fat intake
c)
Exercising for at least 20 minutes, 3 times a week
d)
all of the above
47.
Where do human bodies get cholesterol?
a)
Eating Plants
b)
Eating Animal Products
c)
Our Bodies Make It
d)
Eating animal products and through the liver's production of cholesterol.
48.
A bulk of teen's body fat tissue is in the form of triglycerides.
a)
True
b)
False
49.
Cholesterol is added to the body by eating...
a)
Animal products
b)
Food in general
c)
Plant products
d)
Water
50.
Experts recommend testing cholesterol levels for all children.
a)
True
b)
False
51.
One out of every 6 adults, in the US, has high cholesterol.
a)
True
b)
False
52.
What is the best plan to reduce high cholesterol?
a)
Diet changes
b)
Exercise
c)
blood test
d)
Diet changes combined with exercise.
53.
What are LDLs?
a)
Liver Deadly Levels
b)
HDLs
c)
Good Cholesterol
d)
Low-Density Lipo Proteins
54.
LDLs are necessary in your diet
a)
True
b)
False
55.
Are LDLs bad?
a)
Yes, increased consumption leads to clogged arteries.
b)
No, increased consumption leads to lower plaque build up in the arteries.
56.
What factors increase your risk for high blood cholesterol?
a)
Obesity
b)
Eating too much junk food
c)
Family History of high cholesterol
d)
All of these answers.

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