15 Questions
What percentage of the energy used during ATP production is converted to heat?
60%
Which mode of heat transfer accounts for the largest percentage of heat loss from the human body?
Radiation
Which of the following is the main factor determining a person's basal metabolic rate?
Organ function
Which of the following nutrients requires the most energy to break down in the body?
Proteins
Which of the following vitamins is considered a water-soluble vitamin?
Vitamin B
What is the caloric equivalent of 1 pound of fat?
3500 calories
What is the primary function of ATP in metabolic reactions?
To serve as the body's energy currency
Which of the following is a catabolic hormone?
Cortisol
In the process of glycolysis, how many ATP molecules are initially consumed and how many are produced?
2 ATP consumed, 4 ATP produced
What is the primary function of the electron transport chain (ETC)?
To generate ATP through oxidative phosphorylation
Which of the following is a product of the Krebs cycle?
NADH
What is the primary role of gluconeogenesis?
To synthesize glucose from non-carbohydrate precursors
What is the primary function of cholecystokinin (CCK) in lipid metabolism?
To stimulate the release of pancreatic lipase and bile salts
During the absorptive state, what is the primary metabolic relationship between catabolism and anabolism?
Anabolism is greater than catabolism
What is the primary energy source during the starvation state?
Ketone bodies
Learn about catabolic and anabolic reactions in metabolism, how energy is released and stored, and the role of ATP in the body. Understand the process of breaking down molecules for energy release and producing larger molecules for energy storage.
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