Transcript The Human Body - SCHOOLinSITES

The Human Body
Dodge Elementary
3rd Grade Group 1
Student PowerPoint
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.
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
Joints
• Joints let your bones move
• Gliding joint- the carpals of
the wrist
• Ball-and-socket-The 2 balland-sockets are hip bone and
shoulder.
• Hinge Joint- The 2 hinge
joints are the elbow & the
phalanges.
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.
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- 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
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.
Bibliography
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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
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http://www.tmwsmom.com/halloween/spookymidis.html
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