Classification of Bones

What are the 5 classifications of bones

Long

Short

Flat

Irregular

Sesamoid

Where are Long bones found?

In Limbs

What do Long bones look like?

Consist of a body and 2 enlarged articular ends

What are some examples of Long Bones?

Femur, humerus, tibia, and fibula

Where are Long bones found in?

Appendicular skeleton

What is short bones made up of?

They mostly consist of cancellous bone with a thin layer of cortical bone

What are some examples of short bones?

carpal and tarsal bones

What kind of motion do short bones provide?

Limited motion

What are flat bones consisted of?

2 plates of compact bone

What is in the middle layer of a flat bone?

Cancellous bone called diploe

What are some examples of flat bones?

sternum, scapula, and cranium

What is the function of a flat bone?

Provides protection and muscle attachment

How are irregular bones shaped like?

Peculiar or weird looking

What are irregular consisted of?

They consist of cancellous bone in the middle with an outer layer of compact bone

What is the purpose of irregular bones?

They serve as an attachment for ligament muscles and tendons

What are some examples of irregular bones?

vertebrae and facial bones

What is a tendon?

connects muscle to bone

What is a ligament?

connects bone to bone

How are sesamoid bones shaped like?

They’re very small and oval

Where are most sesamoid bones located?

They develop inside and besides tendons, near joints

What is the purpose of a sesamoid bone?

Protects the tendon from excessive wear

What is the largest sesamoid bone in the body?

Patella/kneecap