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How do the intake of nutrients and the expenditure of energy relate to a metabolic level?
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What is the approximate water intake for a 65 kg adult with an energy expenditure of 2500 kcal?
2500 ml's
What is the average energy intake and expenditure for a weightlifter horse jockey and marathon runner?
The average energy intake for a weightlifter is around 2000 kj. They gain this by eating certain foods such as meats and fats.
Any condition caused by excess or deficient food energy or nutrient intake or by an imbalance of nutrients?
malnutrition
What are the contributions of chemistry to nutrition?
Nutrition is defined as the process of intake of nutrients and its utilization by an organism for various metabolic activities. Without chemistry, we cannot understand the concept of nutrients because nutrients are of two types i.e. organic (like - CO2 & H2O) and inorganic (Carbbohydrates,proteins,fats).
What hormones is made by the fat cells and influences long-term regulations of total fat stores?
Leptin is the hormone produced by fat cells that influences long-term regulation of total fat stores. Leptin plays a key role in appetite control and energy expenditure by signaling the brain about the amount of body fat available. It helps regulate the balance between energy intake and energy expenditure, thereby influencing body weight.
What happens if energy intake is less than energy expenditure?
weight loss.
Overweight and obesity result from an imbalance in energy intake vs energy expenditure?
true
What the key to maintaining a healthy weight?
Balancing energy intake and expenditure.
What is the key maintaining a healthy weight?
Balancing energy intake and expenditure.
What is the key to maintain to a healthy weight?
Balancing energy intake and expenditure.
By what basic principle do all diets work?
Energy intake < energy expenditure = weight loss.
What is thermic effect of feeding?
It is an increase in energy expenditure following energy intake. It is decreased in obese individuals.
What happens to body weight if energy expenditure is intake equal?
Body weight decrease if energy intake and expecture is the same due to the internal body metabolism .
When energy intake continually exceeds energy expenditure the result is what?
It results in excess body fat and eventually obesity.
Why is it important that your energy intake measures up with your energy expenditure?
Because if your intake is bigger than your expenditure you will begin to gain weight.On the other hand,?if you spend more energy than what you intake, you will be spending your body's energy reserves. If you are overweight, this may actually be desirable - for a while. But this is not something that can be sustained in the long term - eventually, you will finish up your reserves.
What causes positive energy balance and what are the effects of positive energy balance?
Positive energy balance is when energy intake exceeds expenditure weight is gained
Why do elderly require less energy?
They require less energy as they do not do much work compared to teenagers. They should have less energy intake and less energy expenditure.
