about the bones

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All About Bones By Megan Moran

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Presentation Assignment #2: The Bones

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Page 1: About the Bones

All About BonesBy Megan Moran

Page 2: About the Bones

What do bones do?All the bones in the

body together are called a skeletonSkeleton

provides:Support for the

human bodyProtection of

organs

Page 3: About the Bones

Oste/o = BoneEach bone =

individual organ!Bones are alive!

Bone CellsOsteoprogenitor cells

Undifferentiated bone cells that develop into osteoblasts

OsteoblastsImmature bone cells

Osteocytesmature bone cells

Page 4: About the Bones

Classification of Bones Shape:

Long BonesShort BonesFlat Bones Irregular Bones

Page 5: About the Bones

Long BonesComponents:

Greater length than width

Examples:HumerusFemur

Page 6: About the Bones

Short BonesComponents:

Wider than long

Examples:Carpals of wristTarsals of ankle

Carpals of the Wrist

Page 7: About the Bones

Flat Bones

Components:Plate-shaped

Examples:ScapulaSternumBones of Skull

Page 8: About the Bones

Irregular BonesComponents:

Shapes of bones differs from other classifications

Examples:Vertebrae

Page 9: About the Bones

Divisions of the Skeleton Axial Skeleton

Bones in:Head NeckSpineTrunk

Create central axis for entire body

Protect important organs

Appendicular Skeleton Consists of:

Pectoral girdleLower extremitiesUpper extremitiesPelvic Girdle

Mainly responsible for movement of the body

Page 10: About the Bones

Divisions of the Skeleton

Green = Axial Skeleton

Purple = Appendicular Skeleton

Page 11: About the Bones

Common Bone PathologyFractures

Sarcoma (bone cancer)

Osteoporosis

Osteomalacia

Paget’s Disease

Rickets

Page 12: About the Bones

Injuries to Spinal ColumnSpina Bifida

Spondylosis

Whiplash

Scoliosis

Herniated Nucleus Pulposus

Herniated disc

Page 13: About the Bones

Who treats the bones? Orthopedics

=specializing in musculoskeletal system

Podiatrist = specializing in feet and lower legs

Chiropractor = specializing treatment of spine

Prosthetics = specializing in making artificial body parts

Page 14: About the Bones

ReferencesFremgen, Bonnie F., and Suzanne S. Frucht.

Medical Terminology: A Living Language. Upper Saddle River, NJ: Pearson Prentice Hall, 2009. Print.

Marieb, Elaine N., and Katja Hoen. Human Anatomy & Physiology. Boston, MA: Pearson Learning Solutions, 2010. Print.