SLS Human Body Systems 4th Grade
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Created by:
jlpkrueger on December 21, 2011
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Description:
Vocabulary terms
pgs. A88-A111
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28 terms
Terms | Definitions |
|---|---|
 cell | basic building blocks of the body |
| tissue | formed when cells of the same type work together |
| organ | formed when tissue of different types work together; body parts that do special jobs |
| cardiac muscle | muscle that makes up the walls of the heart; works without thinking about it |
| smooth muscle | muscle found in the walls of the organs such as: stomach, bladder, intestines and blood vessels |
| striated muscle | muscle with light and dark stripes found throughout skeletal muscles such as arms and legs |
| joints | places where bones meet allowing them to move |
| lungs | the main organ of the respiratory system; where the air you breathe in goes |
| capillary | tiny blood vessels |
| trachea | tube that air passes through to get to the lungs |
| heart | muscle that pumps blood throughout the body |
| artery | blood vessel that carries blood with oxygen (gas) to the body |
| vein | blood vessel that carries blood with carbon dioxide (gas) from the body to the heart |
| The Respiratory System | system that works with the body by providing oxygen |
| The Circulatory System | system that carries and pumps blood throughout the body |
| The Skeletal System | system that is made up of all the bones in the body |
| The Muscular System | system that is made up of all three types of muscles in the body |
| The Nervous System | system that acts as the control center for the body |
| The Digestive System | system that provides nutrients to the body |
| brain | control center of the nervous system |
| neuron | nerve cells; directs how each body system should work |
| spinal cord | the tube of nerves that runs throughout the body connecting to the brain |
| nerves | groups of neurons that pass along information to the brain |
| esophagus | the tube that connects mouth to stomach |
| stomach | bag of smooth muscles that breaks down food by squeezing it and mixing it with digestive juices |
| small intestine | long tube of muscle that adds different digestive juices to digest food further and releasing nutrients into the body |
| nutrients | broken down food for the body |
| large intestine | the last part of digestion where water is removed from food, and rest passes out of the body |
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