2.3 e2 Flashcards
when you put food in yo mouth.
Ingestion
Where mechanical and chemical digestion begin.
Ingestion [mouth]
Teeth and tongue breakdown food into smaller pieces.
Mechanical digestion
Makes saliva that breaks down food.
Salivary glands
Releases the energy from processed food.
Digestive system
The parts of food used by the body to grow and survive.
Nutrients
The amount of energy in food is measured in calories.
Calorie
The amount of energy it takes to raise the temperature of 1 kg of water by 1 C.
Calorie
5 examples of nutrients
Proteins, fats, carbohydrates, vitamins, and minerals
The mechanical and chemical breakdown of food into small particles and molecules that your body can absorb and use.
Digestion
The 4 steps of digestion.
ingestion, digestion, absorption, and elimination
when you chew, mach, and grind food with your teeth and tongue.
Mechanical Digestion
break down pieces of food into small molecules.
Chemical digestion
An enzyme, in your mouth, that helps break down carbohydrates.
Saliva
A muscular tube that connects the mouth to the stomach.
Esophagus
