THE SKELETAL SYSTEM. Purpose of the Skeletal System Provides structure, support, and protection for...

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Transcript of THE SKELETAL SYSTEM. Purpose of the Skeletal System Provides structure, support, and protection for...

THE SKELETAL SYSTEM

Purpose of the Skeletal System• Provides structure,

support, and protection for the body

• Involved in movement

• Bones make new blood cells and store minerals

Skeletal system’s important parts

• Bones–An adult has

206 bones!

Skeletal system’s important parts

#1 = Cranium

Skeletal system’s important parts

#2 = Rib Cage

Skeletal system’s important parts

#3 = Vertebrae

Skeletal system’s important parts

#4 = Pelvis

Joints

• A joint is where two or more bones meet

Hinge joint (knee)

Ball and Socket joint (shoulder)

Connective Tissues (tissues that connect different things together)

Cartilage

• Cartilage – strong and

flexible tissue that provides cushioning at joints

Ligaments

• Ligaments – Strong cords that

connect bones at a joint

Problems with Skeletal System

• Fractures – broken bone

Problems with Skeletal System

• Dislocation – bone comes out of joint

Problems with Skeletal System• Sprain – stretching of

ligaments

Problems with Skeletal System

• Osteoporosis – Disease that makes bones weak, caused by lack of calcium, Vitamin D, and exercise

Keeping the system healthy

• THINK before taking a risk• Wear seat belt• Wear protective gear • Get enough calcium (milk)