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SCIENCE: Chapter 5 Vocabulary
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Tissue: a group of same kind of cells that work together to do the same kind of job
Organ: a group of different tissues that join together into one structure
System: a set of things that work together as a whole
Circulatory System: moves blood through the body, which includes the heart, blood, and blood vessels
Heart: a muscular organ that pumps blood throughout your body
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Respiratory System: the system of the body that helps your breathe
Diaphragm: a dome-shaped muscle that moves down, making more space in your chest for air
Lungs: organs that help the body exchange oxygen and carbon dioxide, with the air outside the body
Trachea: a tube that carries air to the lungs and leads to two branches called bronchi and bronchioles
10. Skeletal System: made up of bones that support your body and help you move
11. Skeleton: is made up on all the bones in your body
12. Muscles: organs that work together to move your body
13. Muscular System: made up of the muscles and the tissues that attach them to bones
14. Nervous System: tells you what is going on in the world around you
15. Brain: the main organ or control center of the nervous system
16. Digestive System: breaks down food into very small parts that the blood can use
17. Stomach: the organ where food begins to break down after swallowing
18. Intestines: tube-shaped organs that through which most nutrients and water are absorbed
19. Excretory System: it is organisms that have structures to remove waste from the blood
20. Kidneys: a pair of organs that remove waste from the blood
21. Bladder: a hollow organ that collects and stores urine formed by the kidneys
22. Skin: helps get rid of waste from the blood through your sweat glands, along with water and salt