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Physical Education Grades 11-12

Bones OnlyBy: Garrick Adamson

By Garrick AdamsonBones Only

Bone

The dense, semi rigid, porous, calcified connective tissue forming the major portion of the skeleton of most vertebrates. It consists of a dense organic matrix and an inorganic, mineral component

Theyre What keeps your body upright!

Webster Dictionaries Definition of a BoneWhat is a Skeletal System?

DIFFERENT TYPES OF BONESLong Bones

Short Bones

Flat Bones

Irregular Bones

Round BonesWhat are Bones For?Bones areThe organs of the skeletal system that

Protect softer tissueProvide muscle attachment pointsHouse blood producing cellsStore inorganic salts

Long Bone

Flat BoneIrregular BoneShort BoneRound Bone

Take A Look!Long Bone descriptionActs as a Lever

Expanded Ends (Epiphysis)

Have Longitudinal Axes

Example of Long BoneThe FemurLocated in thighSupports movement

Short Bone DescriptionCube like

Equal lengths

Equal widthsExample of short boneThe TalusLocated in the ankleActs as major ankle bone

Plate like structures

Broad Surfaces

Provides protection Flat Bones (3 Descriptions)Example of Flat BoneThe ScapulaeLocated in the shoulderServes as a broad plate for anchoring muscles

Irregular Bone descriptionVariety of shapes

Connected to several other bones

Major function is supportExample of Irregular BoneThe Vertebral ColumnLocated in the back Has 33 articulated ring like bones

Usually small and nodular

Embedded in tendons

Act as pulliesRound Bone DescriptionThe PatellaLocated in the KneeArticulates (connects) with femur

Round Bone Example

Bone GrowthPros

Healthy lifestyle

Healthy Diet

Daily activity

Proper calcium & vitamin D intake

Age

Cons

Poor diet

Smoking

Sedentary lifestyle

Disease

AgeEffects on Bone GrowthBone InjuryTypes of Injuries

Green stick fractureTransverse fractureImpact fractureCompound fracture

Click for a video compilation of bone injuries in sports (Viewer Discretion is advised)

Risk Factors of Bone InjuryYour older than 65

Youve broken a bone after age 50

Your close relative has osteoporosis or has broken a bone

Your health is "fair" or "poor

You smoke

Bones are essential to homeostasis

A healthy life style along with proper knowledge will lead you and your bones to a long healthy life.

Take Care Now!Remember!