Importance of Balancing Energy Intake and Output (Leaving Cert Home Economics): Flashcards
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15 cards from this deck
Energy in nutrition context
Energy in nutrition context
Power from breaking down & digesting food
Units for measuring energy
Units for measuring energy
Kilocalories (kcal) or kilojoules (kJ)
Energy intake definition
Energy intake definition
Total fuel body receives from all food & drink consumed
Three macronutrients providing energy
Three macronutrients providing energy
Carbohydrates, proteins, fats
Energy per gram from carbohydrates
Energy per gram from carbohydrates
4 kilocalories per gram
Energy per gram from proteins
Energy per gram from proteins
4 kilocalories per gram
Energy per gram from fats
Energy per gram from fats
9 kilocalories per gram
Energy output definition
Energy output definition
All ways body uses up fuel consumed
Basal metabolic rate (BMR)
Basal metabolic rate (BMR)
Fuel needed to keep vital organs functioning
Thermic effect of food
Thermic effect of food
Energy used to digest, absorb & process food
Result of excess energy intake over time
Result of excess energy intake over time
Weight gain & obesity with related health complications
Result of insufficient energy intake
Result of insufficient energy intake
Weight loss & undernutrition/malnutrition
How age affects energy needs
How age affects energy needs
Older age = decreased energy needs
Sex difference in energy needs
Sex difference in energy needs
Men generally require more energy than women
Daily kcal for sedentary woman (19-50 yrs)
Daily kcal for sedentary woman (19-50 yrs)
1800-2000 kilocalories per day