Podcast
Questions and Answers
What happens to the energy left over from food after operating the organs?
What happens to the energy left over from food after operating the organs?
- Excreted in feces and urine
- Stored as body fat (correct)
- Converted into muscle
- Released as body heat
What is the capacity of the body to do work defined as?
What is the capacity of the body to do work defined as?
- Power
- Energy (correct)
- Force
- Momentum
Which organ uses about 25% of the body's energy under resting conditions?
Which organ uses about 25% of the body's energy under resting conditions?
- Liver and spleen
- Brain
- Skeletal muscles and heart (correct)
- Kidneys
Which sense organ responds to visible light?
Which sense organ responds to visible light?
What is the body's basic energy source?
What is the body's basic energy source?
What percentage of the body's energy is used by the brain under resting conditions?
What percentage of the body's energy is used by the brain under resting conditions?
What happens to the energy left over from food after operating the organs?
What happens to the energy left over from food after operating the organs?
Which sense organ responds to visible light?
Which sense organ responds to visible light?
What is the body's basic energy source?
What is the body's basic energy source?
What is the capacity of the body to do work defined as?
What is the capacity of the body to do work defined as?
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Study Notes
Energy Utilization in the Body
- Excess energy left from food after organ operation is stored as fat for future use.
- The capacity of the body to do work is defined as metabolism, which encompasses all chemical reactions for energy production.
- The brain consumes about 20% of the body's total energy while at rest.
Energy Consumption by Organs
- The liver is known to utilize approximately 25% of the body's energy under resting conditions.
Sensory Responses
- The eyes are the sense organs that respond to visible light, enabling sight.
Basic Energy Source
- The basic energy source for the body is glucose, derived from carbohydrates in the diet.
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