Download Bill nye Digestion Movie listening guide

Bill Nye: Digestion
1. You aren’t what you eat; you’re what you ______________________________________!
2. Out bodies are like an _____________________________________ that runs on fuel.
3. __________________________________ is fuel for your body.
4. Food that we eat goes down our ‘food tube’, or ____________________________________, into our
_______________________________________.
5. When you get hungry, your stomach muscles _________________________________ to remind you to
give it food to digest.
6. You stomach contains a strong acid, __________________________________________ acid, to help
you break down food.
7. How long does it take to break down food in the acid in our stomachs?
8. Why doesn’t the acid in our stomachs hurt our stomach?
9. We eat about ________________________________ of food and drink about
_____________________________________ of water every day!
10. Where do the chemicals from our food get absorbed into the body?
11. For an adult, the small intestine is about _________________________________ long and the large
intestine is about __________________________________ long!
12. Why do scientists not consider food to be ‘inside your body’?
13. The muscular contractions that move food down your throat to your stomach (even if you’re upside
down or in space!) is called __________________________________________.
14. You make about ____________________________________ of saliva a day!
15. Your _____________________________________ grind up your food so your body can access the
nutrients in it.
Bill Nye: Digestion KEY
1. You aren’t what you eat; you’re what you DIGEST!
2. Out bodies are like an ENGINE that runs on fuel.
3. FOOD is fuel for your body.
4. Food that we eat goes down our ‘food tube’, or ESOPHAGUS, into our STOMACH.
5. When you get hungry, your stomach muscles CONTRACT to remind you to give it food to digest.
6. You stomach contains a strong acid, HYDROCHLORIC acid, to help you break down food.
7. How long does it take to break down food in the acid in our stomachs? SEVERAL HOURS
8. Why doesn’t the acid in our stomachs hurt our stomach? A MUCUS LINING IN THE STOMACH
PROTECTS FROM THE ACID
9. We eat about 1 KG of food and drink about 3 L of water every day!
10. Where do the chemicals from our food get absorbed into the body? IN THE SMALL INTESTINE
11. For an adult, the small intestine is about 7 M long and the large intestine is about 2M long!
12. Why do scientists not consider food to be ‘inside your body’? THE DIGESTIVE SYSTEM IS A TUBE
THAT IS IN CONTACT WITH THE OUTSIDE OF THE BODY – FOOD IN THE DIGESTIVE SYSTEM IS
SURROUNDED BY THE BODY, BUT NOT INSIDE OF IT
13. The muscular contractions that move food down your throat to your stomach (even if you’re upside
down or in space!) is called PERISTALSIS.
14. You make about 1 L of saliva a day!
15. Your TEETH grind up your food so your body can access the nutrients in it.