Question 1

All of the following are required for fat digestion EXCEPT _____.

Accepted Answer

A)  pancreatic lipase 
B)  colipase 
C)  bile 
D)  lysolecithin 
A)  pancreatic lipase 
B)  colipase 
C)  bile 
D)  lysolecithin D

Question 2

What is the normal product of the fatty acid synthase system?

Accepted Answer

A)  triacylglycerol 
B)  myristate 
C)  palmitate 
D)  butyrate 
A)  triacylglycerol 
B)  myristate 
C)  palmitate 
D)  butyrate C

Question 3

What is considered the toxic level of blood ethanol?

Accepted Answer

A)  less than 10 mg/dL 
B)  11 to 24 mg/dL 
C)  25 to 45 mg/dL 
D)  50 to 80 mg/dL 
A)  less than 10 mg/dL 
B)  11 to 24 mg/dL 
C)  25 to 45 mg/dL 
D)  50 to 80 mg/dL D

Question 4

Which apolipoprotein is key to the delivery of triacylglycerol to tissues?

Accepted Answer

A)  apo-C2 
B)  apoA-1 
C)  apoE 
D)  apoB-100 
A)  apo-C2 
B)  apoA-1 
C)  apoE 
D)  apoB-100

Question 5

A high rate of ethanol ingestion causes an _____.

Accepted Answer

A)  increase in gluconeogenesis 
B)  increase in fatty acid synthesis 
C)  increase in protein breakdown 
D)  increase in glycogen synthesis 
A)  increase in gluconeogenesis 
B)  increase in fatty acid synthesis 
C)  increase in protein breakdown 
D)  increase in glycogen synthesis

Question 6

Triacylglycerols with saturated fatty acids of longer chain length tend to be _____ at room temperature.

Accepted Answer

A)  liquid oils 
B)  emulsified 
C)  non-esterified fats 
D)  solid fats 
A)  liquid oils 
B)  emulsified 
C)  non-esterified fats 
D)  solid fats

Question 7

The HDL accomplishes its function in reverse cholesterol transport in two ways. Choose the phrase that does NOT describe one of these.

Accepted Answer

A)  increased apoC-2 activity to reduce its triacylglycerol content 
B)  increased activity of LCAT on vascular endothelial cells 
C)  increased activity of transferring cholesterol to other lipoproteins 
D)  using its apoE component to bind to LDL receptors 
A)  increased apoC-2 activity to reduce its triacylglycerol content 
B)  increased activity of LCAT on vascular endothelial cells 
C)  increased activity of transferring cholesterol to other lipoproteins 
D)  using its apoE component to bind to LDL receptors

Question 8

Ketones are produced from:

Accepted Answer

A)  cholesterol. 
B)  hormones. 
C)  amino groups. 
D)  acetyl-CoA. 
A)  cholesterol. 
B)  hormones. 
C)  amino groups. 
D)  acetyl-CoA.

Question 9

The key to the cell's internalization of LDL is the interaction between the receptors and _____.

Accepted Answer

A)  cholesterol acyltransferase 
B)  HMG-CoA reductase 
C)  apolipoprotein B-100 
D)  apolipoprotein C-100 
A)  cholesterol acyltransferase 
B)  HMG-CoA reductase 
C)  apolipoprotein B-100 
D)  apolipoprotein C-100

Question 10

Which of these enzymes is the primary system for oxidizing alcohol after 1 drink?

Accepted Answer

A)  catalase 
B)  microsomal ethanol oxidizing enzyme 
C)  alcohol dehydrogenase 
D)  aldehyde carboxylase 
A)  catalase 
B)  microsomal ethanol oxidizing enzyme 
C)  alcohol dehydrogenase 
D)  aldehyde carboxylase

Question 11

Thromboxanes that activate blood platelets are _____. When EPA is used to synthesize the thromboxane, it is _____.

Accepted Answer

A)  vasodilators, a vasoconstrictor 
B)  pro-aggregatory, less pro-aggregatory 
C)  anti-inflammatory, pro-inflammatory 
D)  pro-aggregatory, anti-aggregatory 
A)  vasodilators, a vasoconstrictor 
B)  pro-aggregatory, less pro-aggregatory 
C)  anti-inflammatory, pro-inflammatory 
D)  pro-aggregatory, anti-aggregatory

Question 12

Phospatidylinositol is a membrane phospholipid that can _____.

Accepted Answer

A)  anchor surface proteins to the plasma membrane 
B)  create 2 second messengers in cell signaling 
C)  both a and b 
D)  none of the above 
A)  anchor surface proteins to the plasma membrane 
B)  create 2 second messengers in cell signaling 
C)  both a and b 
D)  none of the above

Question 13

Carbon-carbon double bonds in the trans form

Accepted Answer

A)  result in a kinking of the fatty acid into a U-shape. 
B)  extend the fatty acid into a linear shape. 
C)  are required to create saturated fatty acids. 
D)  are the hallmark of essential fatty acids. 
A)  result in a kinking of the fatty acid into a U-shape. 
B)  extend the fatty acid into a linear shape. 
C)  are required to create saturated fatty acids. 
D)  are the hallmark of essential fatty acids.

Question 14

During starvation, or when following a very-low-carbohydrate diet, the consumption of alcohol may cause hypoglycemia. Which of the following is NOT a contributing factor?

Accepted Answer

A)  Alcohol breakdown depletes NADPH. 
B)  Alcohol breakdown favors the reduction of DHAP to glycerol-3-phosphate. 
C)  Alcohol breakdown diminishes formation of alpha-ketoglutarate. 
D)  Alcohol breakdown creates a high NADH:NAD ratio. 
A)  Alcohol breakdown depletes NADPH. 
B)  Alcohol breakdown favors the reduction of DHAP to glycerol-3-phosphate. 
C)  Alcohol breakdown diminishes formation of alpha-ketoglutarate. 
D)  Alcohol breakdown creates a high NADH:NAD ratio.

Question 15

154 27. What organ provides the major site for lipoprotein formation from exogenously derived lipids?

Accepted Answer

A)  pancreas 
B)  adipose tissue 
C)  intestine 
D)  liver 
A)  pancreas 
B)  adipose tissue 
C)  intestine 
D)  liver

Question 16

What dietary fatty acid family exerts anti-thrombotic properties?

Accepted Answer

A)  n-6 
B)  n-3 
C)  n-9 
D)  saturated 
A)  n-6 
B)  n-3 
C)  n-9 
D)  saturated

Question 17

Thromboxane A2 is a hormone-like substance made from:

Accepted Answer

A)  stearic acid. 
B)  arachidonic acid. 
C)  palmitic acid. 
D)  myristic acid. 
A)  stearic acid. 
B)  arachidonic acid. 
C)  palmitic acid. 
D)  myristic acid.

Question 18

Ketogenesis would be the HIGHEST:

Accepted Answer

A)  after a high-CHO meal. 
B)  after a high-protein meal. 
C)  after a high-fat meal. 
D)  during prolonged starvation. 
A)  after a high-CHO meal. 
B)  after a high-protein meal. 
C)  after a high-fat meal. 
D)  during prolonged starvation.

Question 19

What is the most common lipid characterized by a four-ring core structure found in animals?

Accepted Answer

A)  prostaglandins 
B)  leukotrienes 
C)  cholesterol 
D)  glycolipids 
A)  prostaglandins 
B)  leukotrienes 
C)  cholesterol 
D)  glycolipids

Question 20

Which group of 20-carbon fatty acid derivatives can exhibit either pro-arrhythmic or anti-arrhythmic physiological actions in the body?

Accepted Answer

A)  prostaglandins 
B)  thromboxanes 
C)  leukotrienes 
D)  sterols 
A)  prostaglandins 
B)  thromboxanes 
C)  leukotrienes 
D)  sterols

All of the following are required for fat digestion EXCEPT _____.

What is the normal product of the fatty acid synthase system?

What is considered the toxic level of blood ethanol?

Which apolipoprotein is key to the delivery of triacylglycerol to tissues?

A high rate of ethanol ingestion causes an _____.

Triacylglycerols with saturated fatty acids of longer chain length tend to be _____ at room temperature.

The HDL accomplishes its function in reverse cholesterol transport in two ways. Choose the phrase that does NOT describe one of these.

Ketones are produced from:

The key to the cell's internalization of LDL is the interaction between the receptors and _____.

Which of these enzymes is the primary system for oxidizing alcohol after 1 drink?

Thromboxanes that activate blood platelets are _. When EPA is used to synthesize the thromboxane, it is _.

Phospatidylinositol is a membrane phospholipid that can _____.

Carbon-carbon double bonds in the trans form

During starvation, or when following a very-low-carbohydrate diet, the consumption of alcohol may cause hypoglycemia. Which of the following is NOT a contributing factor?

154 27. What organ provides the major site for lipoprotein formation from exogenously derived lipids?

What dietary fatty acid family exerts anti-thrombotic properties?

Thromboxane A₂ is a hormone-like substance made from:

Ketogenesis would be the HIGHEST:

What is the most common lipid characterized by a four-ring core structure found in animals?

Which group of 20-carbon fatty acid derivatives can exhibit either pro-arrhythmic or anti-arrhythmic physiological actions in the body?

The Cell: a Microcosm of Life

The Digestive System:mechanism for Nourishing the Body

Carbohydrates

Fiber

Protein

Integration and Regulation of Metabolismand the Impact of Exercise and Sport

Body Composition, Energy Expenditure, and Energy Balance

Water-Soluble Vitamins

Fat-Soluble Vitamins

Major Minerals

Water and Electrolytes

Essential Trace and Ultratrace Minerals

Nonessential Trace and Ultratrace Minerals

Filters

Exam 5: Lipids

All of the following are required for fat digestion EXCEPT _____.

What is the normal product of the fatty acid synthase system?

What is considered the toxic level of blood ethanol?

Which apolipoprotein is key to the delivery of triacylglycerol to tissues?

A high rate of ethanol ingestion causes an _____.

Triacylglycerols with saturated fatty acids of longer chain length tend to be _____ at room temperature.

The HDL accomplishes its function in reverse cholesterol transport in two ways. Choose the phrase that does NOT describe one of these.

Ketones are produced from:

The key to the cell's internalization of LDL is the interaction between the receptors and _____.

Which of these enzymes is the primary system for oxidizing alcohol after 1 drink?

Thromboxanes that activate blood platelets are _____. When EPA is used to synthesize the thromboxane, it is _____.

Phospatidylinositol is a membrane phospholipid that can _____.

Carbon-carbon double bonds in the trans form

During starvation, or when following a very-low-carbohydrate diet, the consumption of alcohol may cause hypoglycemia. Which of the following is NOT a contributing factor?

154 27. What organ provides the major site for lipoprotein formation from exogenously derived lipids?

What dietary fatty acid family exerts anti-thrombotic properties?

Thromboxane A2 is a hormone-like substance made from:

Ketogenesis would be the HIGHEST:

What is the most common lipid characterized by a four-ring core structure found in animals?

Which group of 20-carbon fatty acid derivatives can exhibit either pro-arrhythmic or anti-arrhythmic physiological actions in the body?

The Cell: a Microcosm of Life

The Digestive System:mechanism for Nourishing the Body

Carbohydrates

Fiber

Protein

Integration and Regulation of Metabolismand the Impact of Exercise and Sport

Body Composition, Energy Expenditure, and Energy Balance

Water-Soluble Vitamins

Fat-Soluble Vitamins

Major Minerals

Water and Electrolytes

Essential Trace and Ultratrace Minerals

Nonessential Trace and Ultratrace Minerals

Filters

Thromboxanes that activate blood platelets are _. When EPA is used to synthesize the thromboxane, it is _.

Thromboxane A₂ is a hormone-like substance made from: