16 Questions
What percentage of energy used during ATP production creates heat?
60%
Which method of heat transfer accounts for the largest percentage of heat loss in a naked human?
Radiation
What is the approximate number of calories that must be burned to lose one pound of fat?
3500 calories
Which of the following macronutrients requires the most energy to break down during digestion?
Proteins
Which of the following vitamins are fat-soluble?
Vitamin A, Vitamin D, Vitamin E, and Vitamin K
What percentage of the basal metabolic rate (BMR) is attributed to basic organ function in the body?
70%
Which of the following is NOT a characteristic of catabolic reactions?
Producing larger molecules by using energy
What is the primary role of ATP in the body?
Providing the energy currency for cellular processes
Which of the following is NOT a product of the Krebs cycle?
Pyruvate
Which hormone is responsible for stimulating the release of pancreatic lipase and bile salts during lipid metabolism?
Cholecystokinin (CCK)
What is the primary function of the urea cycle?
Removing excess nitrogen from the body
During the absorptive state, what is the relationship between catabolism and anabolism?
Anabolism is greater than catabolism
What is the primary role of the electron transport chain (ETC)?
Producing ATP through oxidative phosphorylation
Which of the following is a product of ketogenesis?
Ketone bodies
What is the primary role of gluconeogenesis?
Producing glucose from non-carbohydrate precursors
What is the primary energy source during the starvation state?
Ketone bodies
Test your knowledge on catabolic and anabolic reactions, energy storage, and ATP production within the context of metabolism and nutrition. Understand the breakdown of molecules to release energy and the processes involved in storing or using energy.
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