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The Human Body

Discover how the skeletal system allows us to move, protects our organs, and more. Learn about bones, joints, and muscles in this informative PowerPoint presentation for 3rd-grade students.

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The Human Body

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  1. The Human Body Dodge Elementary 3rd Grade Group 1 Student PowerPoint

  2. About the Skeletal System • The Skeletal System is made up of joints, bones and muscles. • Each of these has a job to do to help our body work. • There job is to help us move and helps us pickup things.

  3. Bones • Everybody has a skeleton system made up of many bones – adults have 206 bones • Bones give the body structure. • Bones let you move in many ways. • Bones protect your internal organs. • Ribs acts as a shield that protects the heart and lungs. Both men and women have 12 pairs of ribs. • Knee Bone- The knee bone helps you run http://www.kidshealth.org/kid/body/bones_SW.html

  4. Joints • Joints let your bones move • Gliding joint- the carpals of the wrist • Ball-and-socket-The 2 ball-and-sockets are hip bone and shoulder. • Hinge Joint- The 2 hinge joints are the elbow & the phalanges.

  5. Muscles • Did you know you have more than 600 muscles in your body? • Muscles help you do almost everything like — - pumping blood throughout your body - lifting your heavy backpack. • Some muscles, like your heart, do their jobs without you thinking about them at all. - Cardiac muscle- Cardiac muscle closely resembles skeletal muscle, but has certain special features. - Muscle Fiber- Skeletal muscles are thousands of muscle fibers. Blood vessels and nerves run through them. • - Smooth Muscle Tissue- You have no control of the smooth muscle tissue. It is found in the stomach, the bladder, and the respiratory passages. • http://www.kidshealth.org/kid/body/muscles_SW.html

  6. The Skeletal System Review • Bones-There are about 206 bones in the human body. The bones support our body. • Joints- Joints help you move. Synovial is a type of joint. • Muscles- There are 640 individually named skeletal muscles. A skeletal muscle links two bones across its connecting joint.

  7. Bibliography • http://vilenski.org/science/humanbody/hb_html/skeleton.html • http://www.meddean.luc.edu/lumen/MedEd/GrossAnatomy/dissector/muscles/muscles.html • http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/M/Muscles.html • http://www.meddean.luc.edu/lumen/MedEd/GrossAnatomy/dissector/muscles/muscles.html • http://www.answers.com/topic/hipbone-1 • http://www.tmwsmom.com/halloween/spookymidis.html

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