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Name: Arthritis (Osteoarthritis)

Possible causes:

Wear and tear of cartilage at joints causing inflammation and swelling.

Being overweight may contribute.

Prevention:

Avoid over-exercising/high impact exercise.
Wear proper footwear to cushion joints.

Maintain healthy weight to avoid stressing joints.

Treatment:

Anti-inflammatory medication.

Joint replacement surgery.

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There are three types of muscle: skeletal, smooth and cardiac.

Skeletal muscle is under voluntary control.

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Definition: A joint is where two bones meet.

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The cartilage ‘disc ‘ is located between each vertebra.

It acts as a shock absorber.

It allows the vertebra to move and turn

Reduces friction

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Structure: The spine is a series of 33 bones (vertebrae). They support the head and body.

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Skull

Ribs (12 pairs)

Sternum (breastbone)

Vertebrae (33) (backbone).

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Protection: hard bone protects soft internal organs

Movement: along with the muscles, tendons and ligaments

Support: Provides a framework to keep the body upright

Manufacture blood cells: (bone marrow of long bones).

Storage of minerals: e.g. calcium and phosphorous