Question 1

The primary stimulus for glucagon secretion is

Accepted Answer

A)   alanine.
B)   glucose.
C)   cortisol.
D)   epinephrine.

Question 2

If someone consumes a high-protein diet to meet energy needs, he/she will use _____ oxygen relative to the amount of CO2 he/she is generating (Hint: think RQ) .

Accepted Answer

A)   less
B)   more
C)   equal
D)   not enough information

Question 3

What is the term used to describe the intensity of the workload that places the highest possible demand on working muscles?

Accepted Answer

A)   respiratory quotient
B)   VO2 max
C)   ATP-CP
D)   lactic acid system

Question 4

What is the primary communication system that assesses the body's status in relation to its environment and relays appropriate commands to tissues/ organs?

Accepted Answer

A)   endocrine system
B)   nervous system
C)   vascular system
D)   respiratory system

Question 5

Which of the following conditions is attributed to a primary failure of the β-cells of the pancreas to secrete insulin?

Accepted Answer

A)   hyperinsulinism
B)   hyperglycemia
C)   hyperlipidemia
D)   hyperphosphatemia

Question 6

The brain cannot use fatty acids for energy because

Accepted Answer

A)   it lacks enzymes for oxidation of fats.
B)   it lacks mitochondria.
C)   glycerol cannot cross the blood-brain barrier.
D)   fatty acids cannot cross the blood-brain barrier.

Question 7

Amino acids used primarily by muscle for synthesis of dispensable amino acids and for protein synthesis are

Accepted Answer

A)   branched-chain amino acids.
B)   aromatic amino acids.
C)   basic amino acids.
D)   acidic amino acids.

Question 8

Which cells lack a metabolic mechanism to convert glucose into energy stores?

Accepted Answer

A)   skeletal muscle
B)   liver
C)   adipose tissue
D)   central nervous system

Question 9

Which Krebs cycle intermediate can move from the mitochondria into the cytoplast to become the initiator of fatty acid synthesis?

Accepted Answer

A)   alpha-ketoglutarate
B)   citrate
C)   succinyl-CoA
D)   fumarate

Question 10

Which hormone has the primary responsibility for directing energy metabolism in the fed state?

Accepted Answer

A)   growth hormone
B)   ACTH
C)   glucagon
D)   insulin

Question 11

The lack of which muscle enzyme causes glucose, when phosphorylated in the muscle, to be trapped?

Accepted Answer

A)   glucose-6-phosphatase
B)   glycerol-3-phosphatase
C)   6-phosphoglycerate dehydrogenase
D)   glucokinase

Exam 7: Integration and Regulation of Metabolismand the Impact of Exercise and Sport

Which hormone has the primary responsibility for directing energy metabolism in the fed state?

Correct Answer
verified

The lack of which muscle enzyme causes glucose, when phosphorylated in the muscle, to be trapped?

Correct Answer
verified

Which Krebs cycle intermediate can move from the mitochondria into the cytoplast to become the initiator of fatty acid synthesis?

Correct Answer
verified

The brain cannot use fatty acids for energy because

Correct Answer
verified

If someone consumes a high-protein diet to meet energy needs, he/she will use _____ oxygen relative to the amount of CO₂ he/she is generating (Hint: think RQ) .

Correct Answer
verified

What is the primary communication system that assesses the body's status in relation to its environment and relays appropriate commands to tissues/ organs?

Correct Answer
verified

Which of the following conditions is attributed to a primary failure of the β-cells of the pancreas to secrete insulin?

Correct Answer
verified

What is the term used to describe the intensity of the workload that places the highest possible demand on working muscles?

Correct Answer
verified

Amino acids used primarily by muscle for synthesis of dispensable amino acids and for protein synthesis are

Correct Answer
verified

The primary stimulus for glucagon secretion is

Correct Answer
verified

Which cells lack a metabolic mechanism to convert glucose into energy stores?

Correct Answer
verified

Exam 7: Integration and Regulation of Metabolismand the Impact of Exercise and Sport

Which hormone has the primary responsibility for directing energy metabolism in the fed state?

Correct AnswerverifiedShow Answer

The lack of which muscle enzyme causes glucose, when phosphorylated in the muscle, to be trapped?

Correct AnswerverifiedShow Answer

Which Krebs cycle intermediate can move from the mitochondria into the cytoplast to become the initiator of fatty acid synthesis?

Correct AnswerverifiedShow Answer

The brain cannot use fatty acids for energy because

Correct AnswerverifiedShow Answer

If someone consumes a high-protein diet to meet energy needs, he/she will use _____ oxygen relative to the amount of CO2 he/she is generating (Hint: think RQ) .

Correct AnswerverifiedShow Answer

What is the primary communication system that assesses the body's status in relation to its environment and relays appropriate commands to tissues/ organs?

Correct AnswerverifiedShow Answer

Which of the following conditions is attributed to a primary failure of the β-cells of the pancreas to secrete insulin?

Correct AnswerverifiedShow Answer

What is the term used to describe the intensity of the workload that places the highest possible demand on working muscles?

Correct AnswerverifiedShow Answer

Amino acids used primarily by muscle for synthesis of dispensable amino acids and for protein synthesis are

Correct AnswerverifiedShow Answer

The primary stimulus for glucagon secretion is

Correct AnswerverifiedShow Answer

Which cells lack a metabolic mechanism to convert glucose into energy stores?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

If someone consumes a high-protein diet to meet energy needs, he/she will use _____ oxygen relative to the amount of CO₂ he/she is generating (Hint: think RQ) .

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified