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| Question | Answer |
| What does the respiratory system do? | It takes in oxygen |
| What are the two types of digestion? | Mechanical and Chemical |
| What is digestion? | Process of breaking down food into a usable form and making nutrients available |
| What is mechanical digestion? | When the food is broken into smaller pieces. |
| What is chemical digestion? | When the large, complex substances in the food are broken down into simpler chemicals that the body can absorb. |
| What 4 types of teeth do we have? | Incisors, Canines, Premolars and Molars. |
| What does the digestive system do? | It makes food available in a form the body can use. |
| What does the circulatory system do? | It carries the food and oxygen to cells where it is needed. |
| What does the excretory system do? | It gets rid of wastes. |
| What does the skeletal system do? | It supports the body enables it to move. |
| What is an oesophagus? | It is a long, muscular tube that has the mouth at one end and the stomach at its other end. |
| What does the oesophagus do? | The muscles of the oesophagus push the ball of food down the tube by contracting behind the ball. |
| What is peristalsis? | When the muscles relax. |
| What is epiglottis? | A flap of skin |
| What does the epiglottis do? | Closes the windpipe as you swallow. |
| What are tissues made up of? | Cells that carry out the same job are grouped together to form tissues. |
| What are organs made up of? | A group of tissues grouped together form and organ. |
| What is an organ system made up of? | Two or more organs that work together form an organ system. |
| What do incisors do? | Incisors are the 4 pairs of teeth at the front and their job is to bite of pieces small enough to chew. |
| What do premolars and molars do? | These teeth grind the food into smaller and smaller pieces as you chew. |
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