L-3 Bones and Joints grade 6 science.pptx

Joints

Fixed joints – No movement (skull bones).

Slightly movable joints – Limited movement (vertebrae).

Freely movable joints – Wide range of movements (knee, elbow, shoulder).

Types of freely movable joints:

Ball and socket joint (shoulder, hip)

Hinge joint (elbow, knee)

Pivot joint (neck)

Gliding joint (wrist, ankle)

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2. To create or draw the structure of different joints of human skeleton. . To list and identify different joints present in human body LEARNING OBJECTIVES: To describe the structure and function of different joints.

3. Key words: Cartilage Ligaments Hinge joints Pivot joints Gliding joints

4. Fill in the blanks: _________ in the body are the place where two bones are joined. The ends of two bones are covered with soft ______ The bones are held together at the joints by strong stretchy band called _______

5. Joints and movement

6. Types of joints: Immovable joints : The bones in the skulls. Slightly movable joints : The joints between the ribs and the breastbones Freely movable joints : This is four types i . Hinge joints ii. Ball and socket joints iii. Pivot joints iv. Gliding joints

7. Hing joint Pivot joint Ball and socket joint kkkkkk Gliding joint/saddle/plane joint