My Favorite Books - Dublin City Schools

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Transcript My Favorite Books - Dublin City Schools

Systems of Our
Body
Keeping us healthy!
Circulatory System
Brings blood to all parts
 Veins and arteries
 Heart and lungs

Respiratory System
Supplies blood with oxygen
 Mouth and nose
 Trachea, lungs, and diaphragm
 Releases carbon dioxide

Digestive System
Takes nutrients from food
 Skin excretes dead cells and sweat
 Mouth, esophagus, stomach
 Small and large intestine

Skeletal System
206 bones
 Protects vital organs
 Helps provide movement
 Connected by ligaments

Muscular System
Helps provide movement
 Connected to bones by tendons
 Over 630 muscles
 Pull not push

Nervous System
Brain, spinal cord, and nerves
 Control center for entire body
 Neurons carry messages
 Controls actions and reactions

Excretory System
Removes poisons from our body
 Lungs excrete gases
 Kidneys excrete liquid waste
 Skin excretes dead cells and sweat
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