14 Questions
What percentage of the energy used during ATP production is converted to heat?
60%
Which of the following is the primary mode of heat transfer that accounts for 60% of heat loss from the human body?
Radiation
What percentage of the body's energy expenditure is attributed to thermoregulation?
10%
Which of the following vitamins is considered water-soluble?
Vitamin B
What is the relationship between energy consumed and energy expended, as it relates to weight gain or loss?
Energy consumed minus energy expended equals weight gain or loss, and 3500 calories is 1 pound of fat.
Which of the following is the primary component of the body's Basal Metabolic Rate (BMR)?
Basic organ function
What is the main function of catabolic reactions in metabolism?
Breaking down molecules to release energy
Which of the following hormones is classified as anabolic in the context of metabolism?
Insulin
In carbohydrate metabolism, what is the fate of pyruvate if oxygen is present?
Enters the Krebs cycle
What is the primary function of the electron transport chain (ETC) in metabolism?
Produce ATP from NADH and FADH2
Which molecule is NOT involved in gluconeogenesis?
Creatinine
What is the role of ATP in metabolism?
Energy currency of the body
Which of the following is true about anabolic reactions in metabolism?
Form larger molecules using energy
In the Krebs cycle, what is the end product that starts the cycle over again?
Oxaloacetate
Test your knowledge on the overview of metabolic reactions including catabolic and anabolic processes, energy storage and release mechanisms, and the role of ATP in the body. This quiz covers the key concepts from Chapter 24.1 - Overview of Metabolic Reactions.
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