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Musculoskeletal System

• Ligaments• Tendons• Cartilage• Bones• Muscles• Joints

Bones

• 206 Bones in the body

• Made of Living and Non Living Material

• Shape our bodies

• Support our bodies

• Protect important structures

• Make blood cells

• Store nutrients / minerals

Skeletal System: The system of bones and tissues that supports and protects the body.Skeletal System: The system of bones and tissues that supports and protects the body.

ClavicleScapula

Humerous

UlnaRadius

CarpalsMetacarpals

FemurPhalanges

Patella

FibulaTibia

TarsalsMetatarsalsPhalanges

Sacrum

Cranium

MandibleCervical Vertebrae

SternumRibs

Thoracic Vertebrae

Lumbar Vertebrae

Pelvis

Bone: Hard body tissue made of both living cells and nonliving material. Forms the skeleton.

Bone: Hard body tissue made of both living cells and nonliving material. Forms the skeleton.

Marrow: Where blood cells are produced.Marrow: Where blood cells are produced.

Spongy Bone: Beneath the layer of compact bone. Contains many hollow spaces to help prevent breaking because they act as shock absorbers.

Spongy Bone: Beneath the layer of compact bone. Contains many hollow spaces to help prevent breaking because they act as shock absorbers.Periosteum: Lining of the bone.Periosteum: Lining of the bone.Compact Bone: A very hard layer of bone that

gives it strength.Compact Bone: A very hard layer of bone that gives it strength.

Cartilage: Cushions and protects bones where they rub against each other.

Joints

Fixed Joints Skull

Moving Joints HingePivotGlidingBall and Socket

Joint: A place where two bones meet. Some are fixed, but many are where movement occurs.

Joint: A place where two bones meet. Some are fixed, but many are where movement occurs.

EXAMPLES:

•Cranium (skull)

EXAMPLES:

•Cranium (skull)

EXAMPLES:

•Knee

•Elbows

EXAMPLES:

•Knee

•Elbows

EXAMPLES:

•Upper Spine

•Forearm

EXAMPLES:

•Upper Spine

•Forearm

EXAMPLES:

•Wrist / Foot

•Lower Spine

EXAMPLES:

•Wrist / Foot

•Lower Spine

EXAMPLES:

•Hips•Arms / Shoulders

EXAMPLES:

•Hips•Arms / Shoulders

LigamentsConnect Bone to Bone

Ligament: Band of tissue that connects bone to bone.

Tendons: A cord that joins Muscle to Bone