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4thNat.Body II

4th grade body systems

QuestionAnswer
What blood vessels return blood to the heart? Veins
What blood vessels take blood away from the heart to the rest of the body? Arteries
How many times does the heart beat in a minute? 60 to 100
How many chambers has the heart got? 4
What are capillaries? Small blood vessels that connect arteries and veins.
What happens when the blood goes to the lungs? It picks up oxygen and delivers carbon dioxide to be expelled.
What are the 5 senses? sight, hearing, touch, taste, smell
What are 3 parts of the nervous system? the brain, spinal cord and nerves
What are 3 parts of the locomotor system? bones, muscles, joints
What bones protect the lungs and heart? the ribs
What bone protects the brain? the skull
What is the muscle that helps us breathe in and out? the diaphragm
Created by: MsLacovic
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