the skeleton by m. burton. bettws high school, newport ks 3 science
TRANSCRIPT
Bones of the
human skeletonYou do not
have to learn the names of all of the bones in
the human body !
Functions of the skeleton
Support – Your bones give your body its overall shape.
Movement – Along with your muscles they allow us to move.
Protection – Some bones protect vital organs such as the brain, heart
and lungs
Types of joint
There are many different types of joint in the human
body – we will only consider 3 of them !
Fixed JointsThe skull is made of 22 bones !
14 of these are in the face !
The bones of your skull are
joined together and cannot
move (except the lower jaw).
Types of Joints - Summary
Type of joint Example Type of movement
Fixed
Hinge
Ball and socket
Skull None
Knee and elbow
Bend in one direction
Shoulder and Hip
Rotation in all directions
Synovial Joints
Most joints that allow movement contain liquid and have a similar
structure
They are called synovial joints and they are full of synovial
fluid
Synovial Joint Structure
ligament
ligament
Femur (leg
bone)
Synovial membran
e
Synovial fluid
Cartilage