Question 1

In the small intestine,which enzyme hydrolytically activates a pancreatic zymogen so that lipid digestion can occur?

Accepted Answer

A) pepsin 
B) trypsin 
C) colipase 
D) maltase 
A) pepsin 
B) trypsin 
C) colipase 
D) maltase

Question 2

What are some products of the reaction catalyzed by pancreatic lipase?

Accepted Answer

A) 2-monoacylglycerols, free fatty acids 
B) free fatty acids, glycerol, cholesterol 
C) 2-monoacylglycerols, free fatty acids, phospholipids 
D) free fatty acids, glycerol, cholesteryl esters 
A) 2-monoacylglycerols, free fatty acids 
B) free fatty acids, glycerol, cholesterol 
C) 2-monoacylglycerols, free fatty acids, phospholipids 
D) free fatty acids, glycerol, cholesteryl esters

Question 3

The process by which bile salts are absorbed in the small intestine and return to the liver is called ____ of the bile salts.

Accepted Answer

A) micelle induction 
B) resecretion 
C) conjugation 
D) enterohepatic circulation 
A) micelle induction 
B) resecretion 
C) conjugation 
D) enterohepatic circulation

Question 4

Match the enzymes with their functions in lipid metabolism.
-intracellular lipase

Accepted Answer

A) creates a double bond in a fatty acid 
B) removes triacylglycerol from plasma 
C) mobilizes stored triacylglycerols from adipocytes 
D) rate-limiting enzyme in cholesterol synthesis 
E) creates prostaglandins 
A) creates a double bond in a fatty acid 
B) removes triacylglycerol from plasma 
C) mobilizes stored triacylglycerols from adipocytes 
D) rate-limiting enzyme in cholesterol synthesis 
E) creates prostaglandins

Question 5

Match the lipid with the cardiovascular disease risk.
-saturated and unsaturated fatty acids

Accepted Answer

A) atherogenic fatty plaque 
B) hypercholesterolemia 
C) raise LDL-C/lower HDL-C 
D) structural homology with plasminogen; increased risk of CVD 
E) increases LDL's affinity for macrophage receptors causing plaque 
A) atherogenic fatty plaque 
B) hypercholesterolemia 
C) raise LDL-C/lower HDL-C 
D) structural homology with plasminogen; increased risk of CVD 
E) increases LDL's affinity for macrophage receptors causing plaque

Question 6

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 7

The highest concentration of sphingolipids is found in cells of the ____.

Accepted Answer

A) cardiovascular system 
B) digestive system 
C) reproductive system 
D) central nervous system 
A) cardiovascular system 
B) digestive system 
C) reproductive system 
D) central nervous system

Question 8

Which factors contribute to the color of brown fat and why does it generate heat?

Accepted Answer

Grading rubric: answer should include th

Question 9

Match the lipid with the cardiovascular disease risk.
-trans fatty acids

Accepted Answer

A) atherogenic fatty plaque 
B) hypercholesterolemia 
C) raise LDL-C/lower HDL-C 
D) structural homology with plasminogen; increased risk of CVD 
E) increases LDL's affinity for macrophage receptors causing plaque 
A) atherogenic fatty plaque 
B) hypercholesterolemia 
C) raise LDL-C/lower HDL-C 
D) structural homology with plasminogen; increased risk of CVD 
E) increases LDL's affinity for macrophage receptors causing plaque

Question 10

Trans fatty acids are considered to be dangerous to human health because they ____.

Accepted Answer

A) elevate serum glucose levels 
B) raise LDL-C 
C) lower HDL-C 
D) raise LDL-C and lower HDL-C at the same time 
A) elevate serum glucose levels 
B) raise LDL-C 
C) lower HDL-C 
D) raise LDL-C and lower HDL-C at the same time

In the small intestine,which enzyme hydrolytically activates a pancreatic zymogen so that lipid digestion can occur?

What are some products of the reaction catalyzed by pancreatic lipase?

The process by which bile salts are absorbed in the small intestine and return to the liver is called ____ of the bile salts.

Match the enzymes with their functions in lipid metabolism. -intracellular lipase

Match the lipid with the cardiovascular disease risk. -saturated and unsaturated fatty acids

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

The highest concentration of sphingolipids is found in cells of the ____.

Which factors contribute to the color of brown fat and why does it generate heat?

Match the lipid with the cardiovascular disease risk. -trans fatty acids

Trans fatty acids are considered to be dangerous to human health because they ____.

The Cell: A Microcosm of Life

The Digestive System: Mechanism for Nourishing the Body

Carbohydrates

Fiber

Protein

Integration and Regulation of Metabolism and the Impact of Exercise

Energy Expenditure, Body Composition, and Healthy Weight

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

In the small intestine,which enzyme hydrolytically activates a pancreatic zymogen so that lipid digestion can occur?

What are some products of the reaction catalyzed by pancreatic lipase?

The process by which bile salts are absorbed in the small intestine and return to the liver is called ____ of the bile salts.

Match the enzymes with their functions in lipid metabolism. -intracellular lipase

Match the lipid with the cardiovascular disease risk. -saturated and unsaturated fatty acids

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

The highest concentration of sphingolipids is found in cells of the ____.

Which factors contribute to the color of brown fat and why does it generate heat?

Match the lipid with the cardiovascular disease risk. -trans fatty acids

Trans fatty acids are considered to be dangerous to human health because they ____.

The Cell: A Microcosm of Life

The Digestive System: Mechanism for Nourishing the Body

Carbohydrates

Fiber

Protein

Integration and Regulation of Metabolism and the Impact of Exercise

Energy Expenditure, Body Composition, and Healthy Weight

Water-Soluble Vitamins

Fat-Soluble Vitamins

Major Minerals

Water and Electrolytes

Essential Trace and Ultratrace Minerals

Nonessential Trace and Ultratrace Minerals

Filters