Question 1

__________ are chemicals that are taken into the body and used to produce energy or provide building blocks for new molecules.

Accepted Answer

The answer of __________ are chemicals that are taken into...

Question 2

There is a need for glucose in the body.Which of the following reactions will yield glucose directly?

Accepted Answer

A) beta oxidation 
B) glycogenolysis 
C) glycolysis 
D) deamination 
E) glucogenesis 
A) beta oxidation 
B) glycogenolysis 
C) glycolysis 
D) deamination 
E) glucogenesis

Question 3

What process prepares glutamic acid for use in energy production?

Accepted Answer

A) transamination 
B) oxidative deamination 
C) protein synthesis 
D) ketogenesis 
A) transamination 
B) oxidative deamination 
C) protein synthesis 
D) ketogenesis

Question 4

Arrange the following events so that they indicate a possible metabolic sequence the body might use to interconvert a protein to a fat. 1 Glycerol and three fatty acids combine to form triglycerides.
2 Fatty acids are formed from acetyl CoA.
3 Protein is digested to release amino acids.
4 Amino acids are converted to acetyl CoA.

Accepted Answer

A) 2,3,4,1 
B) 3,4,2,1 
C) 4,2,3,1 
D) 2,4,3,1 
E) 4,3,2,1 
A) 2,3,4,1 
B) 3,4,2,1 
C) 4,2,3,1 
D) 2,4,3,1 
E) 4,3,2,1

Question 5

The events that occur in the postabsorptive state collectively

Accepted Answer

A) decrease fat metabolism. 
B) maintain blood glucose levels. 
C) interconvert proteins to fats. 
D) assure adequate lipogenesis. 
E) maintain protein levels. 
A) decrease fat metabolism. 
B) maintain blood glucose levels. 
C) interconvert proteins to fats. 
D) assure adequate lipogenesis. 
E) maintain protein levels.

Question 6

A series of metabolic reactions in the liver that converts lactic acid into glucose is called

Accepted Answer

A) the electron transport system. 
B) the Cori cycle. 
C) the citric acid cycle. 
D) beta oxidation. 
E) sugar cleavage. 
A) the electron transport system. 
B) the Cori cycle. 
C) the citric acid cycle. 
D) beta oxidation. 
E) sugar cleavage.

Question 7

The correct sequence of events that occurs when fatty acids are used to generate ATP is

Accepted Answer

A) beta oxidation,electron transport chain,deamination. 
B) electron transport chain,beta oxidation,glycolysis. 
C) beta oxidation,citric acid cycle,electron transport chain. 
D) glycolysis,beta oxidation,citric acid cycle. 
E) citric acid cycle,glycolysis,beta oxidation. 
A) beta oxidation,electron transport chain,deamination. 
B) electron transport chain,beta oxidation,glycolysis. 
C) beta oxidation,citric acid cycle,electron transport chain. 
D) glycolysis,beta oxidation,citric acid cycle. 
E) citric acid cycle,glycolysis,beta oxidation.

Question 8

Match the vitamin with its associated disease.
-vitamin A

Accepted Answer

A) scurvy 
B) night blindness 
C) beriberi 
D) pellagra 
E) pernicious anemia 
A) scurvy 
B) night blindness 
C) beriberi 
D) pellagra 
E) pernicious anemia

Question 9

Beta oxidation results in the formation of

Accepted Answer

A) pyruvate. 
B) acetyl CoA. 
C) carbon monoxide. 
D) oxaloacetate. 
E) ketone bodies. 
A) pyruvate. 
B) acetyl CoA. 
C) carbon monoxide. 
D) oxaloacetate. 
E) ketone bodies.

Question 10

Minerals

Accepted Answer

A) are organic nutrients. 
B) can be manufactured by the body if the diet does not supply enough. 
C) can serve as buffers and components of enzymes. 
D) are found in high concentrations in refined cereals and breads. 
E) are not necessary for normal metabolic function. 
A) are organic nutrients. 
B) can be manufactured by the body if the diet does not supply enough. 
C) can serve as buffers and components of enzymes. 
D) are found in high concentrations in refined cereals and breads. 
E) are not necessary for normal metabolic function.

Question 11

Which of the following organs can store glycogen?

Accepted Answer

A) spleen and pancreas 
B) kidney and adrenal gland 
C) large and small intestines 
D) liver and muscles 
E) stomach and pancreas 
A) spleen and pancreas 
B) kidney and adrenal gland 
C) large and small intestines 
D) liver and muscles 
E) stomach and pancreas

Question 12

Where does glycolysis take place?

Accepted Answer

A) in the inner compartment of the mitochondrion 
B) on the surface of the mitochondrion 
C) in the cytoplasm of the cell 
D) along the cristae of the mitochondrion 
A) in the inner compartment of the mitochondrion 
B) on the surface of the mitochondrion 
C) in the cytoplasm of the cell 
D) along the cristae of the mitochondrion

Question 13

Match the function or term with the appropriate organic molecule.
-structural component of plasma membrane

Accepted Answer

A) carbohydrates 
B) lipids 
C) proteins 
D) nucleic acids 
A) carbohydrates 
B) lipids 
C) proteins 
D) nucleic acids

Question 14

Match the function or term with the appropriate organic molecule.
-hemoglobin

Accepted Answer

A) carbohydrates 
B) lipids 
C) proteins 
D) nucleic acids 
A) carbohydrates 
B) lipids 
C) proteins 
D) nucleic acids

Question 15

When the amine (NH2)group is stripped off of an amino acid,this amine group is converted to

Accepted Answer

A) lactic acid. 
B) glucose. 
C) ammonia. 
D) glycerol. 
E) urea. 
A) lactic acid. 
B) glucose. 
C) ammonia. 
D) glycerol. 
E) urea.

Question 16

The yield of ATP in aerobic respiration is usually lower than the theoretical 36 molecules due to all of the following,except

Accepted Answer

A) production of lactic acid. 
B) cost to shuttle NADH into mitochondrion. 
C) getting ATP out of the mitochondrion. 
D) different yields per NADH molecule. 
A) production of lactic acid. 
B) cost to shuttle NADH into mitochondrion. 
C) getting ATP out of the mitochondrion. 
D) different yields per NADH molecule.

Question 17

A food that contains all nine essential amino acids is called a(n)

Accepted Answer

A) plasma protein. 
B) incomplete protein. 
C) complete protein. 
D) intracellular protein. 
E) adequate protein. 
A) plasma protein. 
B) incomplete protein. 
C) complete protein. 
D) intracellular protein. 
E) adequate protein.

Question 18

Which of the following is an essential fatty acid?

Accepted Answer

A) lecithin 
B) linoleic acid 
C) stearic acid 
D) butyric acid 
E) hydrochloric acid 
A) lecithin 
B) linoleic acid 
C) stearic acid 
D) butyric acid 
E) hydrochloric acid

Question 19

Match the vitamin with its function in the body.
-vitamin D

Accepted Answer

A) required for the synthesis of clotting factors (prothrombin) 
B) is a component of the coenzyme FAD 
C) promotes calcium and phosphorus use 
D) involved in amino acid metabolism 
E) a primary constituent of coenzyme A 
A) required for the synthesis of clotting factors (prothrombin) 
B) is a component of the coenzyme FAD 
C) promotes calcium and phosphorus use 
D) involved in amino acid metabolism 
E) a primary constituent of coenzyme A

Question 20

Which of the following steps in glycolysis occurs last?

Accepted Answer

A) oxidation of glyceraldehyde-3-phosphate 
B) production of ATP from phosphoenolpyruvic acid 
C) phosphorylation of glucose to form glucose-6-phosphate 
D) cleavage of fructose 1,6 diphosphate 
E) input of 2 ATP molecules 
A) oxidation of glyceraldehyde-3-phosphate 
B) production of ATP from phosphoenolpyruvic acid 
C) phosphorylation of glucose to form glucose-6-phosphate 
D) cleavage of fructose 1,6 diphosphate 
E) input of 2 ATP molecules

Exam 25: Nutrition,metabolism,and Temperature Regulation

__________ are chemicals that are taken into the body and used to produce energy or provide building blocks for new molecules.

There is a need for glucose in the body.Which of the following reactions will yield glucose directly?

What process prepares glutamic acid for use in energy production?

The events that occur in the postabsorptive state collectively

A series of metabolic reactions in the liver that converts lactic acid into glucose is called

The correct sequence of events that occurs when fatty acids are used to generate ATP is

Match the vitamin with its associated disease. -vitamin A

Beta oxidation results in the formation of

Minerals

Which of the following organs can store glycogen?

Where does glycolysis take place?

Match the function or term with the appropriate organic molecule. -structural component of plasma membrane

Match the function or term with the appropriate organic molecule. -hemoglobin

When the amine (NH2)group is stripped off of an amino acid,this amine group is converted to

The yield of ATP in aerobic respiration is usually lower than the theoretical 36 molecules due to all of the following,except

A food that contains all nine essential amino acids is called a(n)

Which of the following is an essential fatty acid?

Match the vitamin with its function in the body. -vitamin D

Which of the following steps in glycolysis occurs last?

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Urinary System

Water,electrolyte,and Acid-Based Balance

Reproductive System

Development,growth,aging,and Genetics

Filters

When the amine (NH₂)group is stripped off of an amino acid,this amine group is converted to