Transcript Skeletal System

Skeletal System
•
•
•
The human skeleton is an endoskeleton
There are 206 bones in the skeletal
system
5 functions of the skeletal system
1.
2.
3.
4.
5.
Supports the body and gives it shape
Protects organs such as the heart and lungs
Enables movement
Store calcium and phosporus
Produce blood cells
JOINTS OF THE HUMAN BODY
• The place where two or more bones join
together
• Ligaments are tough connective tissue
that connect bone to bone and prevent the
joint from moving in the wrong direction
• Tendons attach bone to muscle
• Joints can be movable or immovable
5 BASIC JOINTS
http://www.shockfamily.net/skeleton/JOINTS.HTML
Name
Movable or
Immovable
Suture
(interlocking)
Immovable
Bones of
cranium
Movable
Cranium to
neck
Ball and
Socket Joint
Movable
Shoulder
Hips
Hinge Joint
Movable
Elbow Knee
Gliding Joint
Movable
Ankle Ribs
Vertebrae
Pivot Joint
Type of
Movement
Example