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Unit 5 - lessons 1-2

Digestive/Skeletal Systems

nutrient a substance that helps living things grow and stay healthy
carbohydrate a nutrient that provides energy to the body
protein a nutrient that helps the body tissue grow and repair themselves
vitamin a nutrient taht cells need to work properly
mineral a solid, nonliving substance found in nature
digestive system the body system that releases nutrients from food
nervous system the body system that takes in and responds to information
skeletal system the framework of bones inside your body
muscular system the organ system that moves bones and other parts of the body
What 3 jobs does our skeleton do? Protects our organs, gives our body shape, and helps us move
About how long is the small intestine? 20 feet
What does the cranium protect? your brain
What does the ribcage protect? heart and lungs
Chewing mixes food with what liquid? saliva
The large intestine is also called the____? colon