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Questions and Answers
What is the primary purpose of the catabolic reactions described in the passage?
What is the primary purpose of the catabolic reactions described in the passage?
- To produce ATP, the energy currency of the body
- To produce larger molecules by using energy from catabolism
- To break down molecules (food) to release energy (correct)
- To store energy in the form of glycogen and fat
Which of the following is NOT a product of the glycolysis process described in the passage?
Which of the following is NOT a product of the glycolysis process described in the passage?
- 2 FADH2 molecules (correct)
- 2 pyruvate molecules
- 2 NADH molecules
- 2 ATP
What is the primary function of the Krebs cycle (also called the citric acid cycle or tricarboxylic cycle) described in the passage?
What is the primary function of the Krebs cycle (also called the citric acid cycle or tricarboxylic cycle) described in the passage?
- To produce 3 high-energy molecules (ATP, NADH, FADH2) (correct)
- To transfer electrons through the electron transport chain
- To convert glucose into glycogen for storage
- To convert pyruvate into acetyl CoA
What is the primary purpose of the electron transport chain (ETC) described in the passage?
What is the primary purpose of the electron transport chain (ETC) described in the passage?
What is the primary purpose of gluconeogenesis as described in the passage?
What is the primary purpose of gluconeogenesis as described in the passage?
What is the primary role of cholecystokinin (CCK) in lipid metabolism as described in the passage?
What is the primary role of cholecystokinin (CCK) in lipid metabolism as described in the passage?
What is the primary difference between the absorptive state and the postabsorptive state described in the passage?
What is the primary difference between the absorptive state and the postabsorptive state described in the passage?
What is the primary function of thermoregulation as described in the passage?
What is the primary function of thermoregulation as described in the passage?
Which of the following is NOT a catabolic hormone mentioned in the passage?
Which of the following is NOT a catabolic hormone mentioned in the passage?
What is the primary purpose of the energy released from the chemical bonds during catabolic reactions as described in the passage?
What is the primary purpose of the energy released from the chemical bonds during catabolic reactions as described in the passage?
What percentage of energy used during ATP production creates heat?
What percentage of energy used during ATP production creates heat?
At what temperature is a naked human typically comfortable (thermoneutral)?
At what temperature is a naked human typically comfortable (thermoneutral)?
What percentage of heat is lost through convection?
What percentage of heat is lost through convection?
Which of the following is NOT a way in which heat is transferred, according to the text?
Which of the following is NOT a way in which heat is transferred, according to the text?
What percentage of energy is expended on physical activity, according to the text?
What percentage of energy is expended on physical activity, according to the text?
How many calories are equivalent to 1 pound of fat?
How many calories are equivalent to 1 pound of fat?
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