The Skeletal System

Jointed framework of bones

Study of bones

These bones are on or close to the midline axis of the body and include the skull, vertebrae, and ribs.

These bones project from the body in the pectoral (front) and pelvic (hind) limbs and body, through the bones of the girdles.

The portion of the skull that encloses the brain

Lower jaw

Upper jaw

Eye sockets

• Flat, curved bones. • Attached dorsally to the thoracic vertebrae • Floating ribs

• Manibrium • Body • Xiphoid process

Supports the head and body, and provides protection for the spinal cord

• 7 in mammals • Atlas • Axis

-13 in the dog and cat

7 in the dog and cat

Fused 3 vertebrae

Depending on tail length

• Scapula • Humerus • Ulna • Clavicle • Radius • Carpal bones • Metacarpal bones (cannon bones in livestock) • Phalanges

Long pastern bone in livestock

Short pastern bone in livestock

Coffin bone. Attached to the hooves

May be called the claw or nail.

• Pelvis • Femur • Patella • Fibula • Tarsal bones • Phalanges • Metatarsal bones (cannon bone in livestock)

• Lium • Ischium • Pubis • Acetabulum (the bony part of the socket joint)