1. What Are The Different Types of Joints?

2. North Carolina Science Competency Goal and Objectives
Third Grade:
Competency Goal 4: The learner will conduct investigations and use appropriate technology to build an understanding of the form and function of the skeleton and muscle system of the human body.
Objective 4.03: Describe the functions of different types of joints:
Hinge
Ball and Socket
Gliding

3. Joints Occur where two or more bones meet Make the skeleton flexible
Without them movement would be impossible
Types of Joints:
Hinge
Ball-and-Socket
Gliding

4. Hinge Joint Allows back-and-forth movement
Found in the elbow, knees, fingers, and toes

5. Ball-and-Socket Joint
The bones rotate and move back and forth and side-to-side
Allows the greatest range of motion
Found in the hips and shoulders

6. Gliding Joint Allows small bones to slide gently over one another
Found in the wrists and ankles

7. Finding Joints On Our Body
Everyone stand up!!!
Hold out one arm, palm up
Move your hand towards yourself
What Joint is this??
Hinge Joint

8. Finding Joints On Out Body
Hold out one of your arms
Move it in different directions such as up, down, left, right, and in a full circle
What Joint is this??
Ball-and-Socket Joint

9. Finding Joints On Our Body
Hold one arm out
Put your other hand directly above your other wrist.
Move your wrist right and left, and up and down.
What Joint is this??
Gliding Joint

10. Joints Recap What are the three types of joints:
Gliding
Hinge
Ball-and-Socket
Where are the joints located on your body?
Wrists and ankles-----Gliding Joints
Hips and shoulders-----Ball-and-Socket Joints
Elbows, knees, fingers, and toes-----Hinge Joints