Question | Answer |
What are the end products of digestion of fats? | fatty acids & glycerol |
What are the end products of digestion of carbohydrates? | simple sugars & glucose |
What are the end products of digestion of proteins? | amino acids |
What is catalyst? | speed up digestion of food |
name 3 properties of enzymes. | destroyed at high temperatures
work best at certain pH values
work on specific substances |
What is enzyme? | organic chemicals that speed up rates of reaction |
What is digestion? | breakdown of large, complex food substances into smaller units which can be absorbed |
Name 2 types of digestion | physical and chemical |
Which type of digestion takes place in the mouth | chemical & physical |
What is a "ball of food"? | bolus |
What is the wave-like contraction and relaxing of muscles that pushes food along | peristalsis |
what is the name of the flap of tissue prevents food entering the trachea? | epiglottis |
how does liquid go down the esophagus? | gravity |
What is the name of the ring of muscles at the end of the esophagus? | sphincters |
What organ is at the end of the esophagus | stomach |
Where does the digestion of carbohydrates begin? | mouth |
Why is mucus important in the mouth | it moistens food |
What is the name of the enzyme found in saliva | amalyse |
Where is amalyse produces? | salivary gland |