Metabolism and Nutrition: Overview of Metabolic Reactions

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Questions and Answers

What is the main way heat is transferred via infrared waves?

  • Conduction
  • Convection
  • Evaporation
  • Radiation (correct)

What is the energy expended at rest, in a neutral environment, and in a postabsorptive state known as?

  • Physical activity
  • BMR (correct)
  • Metabolic Rate
  • Thermoregulation

Which type of compound are vitamins classified as?

  • Minerals
  • Inorganic
  • Organic (correct)
  • Proteins

How many calories are equivalent to 1 pound of fat gain or loss?

<p>3500 calories (A)</p> Signup and view all the answers

Which compound ensures proper bodily functions and includes electrolytes, iron, copper, and iodine?

<p>Minerals (D)</p> Signup and view all the answers

What is the primary method of transferring heat by evaporating water?

<p>Evaporation (D)</p> Signup and view all the answers

What is the primary function of catabolic reactions in metabolism?

<p>Releasing energy (A)</p> Signup and view all the answers

Which of the following hormones are classified as anabolic in metabolism?

<p>Insulin (A)</p> Signup and view all the answers

During glycolysis, what is the fate of pyruvate in the absence of oxygen?

<p>Converted to lactic acid (D)</p> Signup and view all the answers

What is the end product of the Krebs cycle that serves as a key electron donor in the electron transport chain?

<p>FADH2 (C)</p> Signup and view all the answers

Which metabolic process involves the conversion of acetyl CoA into ketone bodies?

<p>Ketogenesis (A)</p> Signup and view all the answers

What role does cholecystokinin (CCK) play in lipid metabolism?

<p>Stimulates pancreatic lipase release (A)</p> Signup and view all the answers

Which state is characterized by glycogen breakdown and fatty acid utilization for energy needs?

<p>Postabsorptive state (B)</p> Signup and view all the answers

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