Organs

Today we're going to keep looking at the organs in the body. Complete the following:

1. What organs does food travel through on the way down the digestive system?
2. Watch this animation. What is the most important muscle in the body? What does it do?
3. Complete this activity. Name one organ that you have two of:
4. What two things does your body need to produce energy to run?
5. Using the link above, name the reaction and write the word equation for it (        +         =........ )
6. Do plants have cellular respiration as well?
7. How are capillaries, veins and arteries similar? Write down where each type of vessel takes the blood.
8. Watch the video at the bottom of the page (press 's' for subtitles). Why is there cartilage in your lungs?
9. What word starts with 'd' to describe how oxygen moves into the blood and carbon dioxide moves out?
10. If you have done your HOMEWORK already, give it to Mr. Cole with your name on it now. If you haven't yet, use this link to write down the name of an enzyme and what it does.
11. Try to complete this activity. What comes after the bronchus?
12. Once you've done everything else, try this challenge.

Extension - Read this article about asthma. What happens in the lungs that causes the person to become short of breath? What things can cause it and what are the symptoms?