Lab 2: Horse Anatomy

Coffin bone (P3)

Palmar process of P3

Extensor process of P3

DDF

What attaches here?

Navicular bone

Proximal border

Flexor surface

Distal border

Articular border

Coffin joint

Proximal interphalageal joint (pastern joint)

Short pastern (P2)

Upright pedal or high coronary

What view is this?

Coffin bone

Navicular bone

Crena

Vascular channelsv

Solar canal

Navicular bone

Flexor cortex

Navicular bone

Proximal border of navicular bone

Distal border of navicular bone

Synovial invaginations

Flexor skyline

What view is this?

1. Flexor surface

2. Corticomedullary distinction

3. Number of synovial invaginations

What is the flexor skyline used to evaluate?

Navicular bone

Articular surface of navicular bone

Flexor surface of navicular bone

Sagittal ridge

Synovial invaginations

Palmar process of P3

Palmar aspect of P2

Pastern joint, LM

ID joint and view

Pastern joint, DP

ID joint and view

Short pastern (P2)

Long pastern (P1)

Pastern joint (proximal interphalangeal joint)

Distal sesamoidean ligament

What attaches at EOP?

Collateral ligament of the coffin joint

What attaches at EOP?

Long pastern (P1)

Short pastern (P2)

Medullary cavity

Ergot

Collateral ligament of the coffin joint

What attaches at EOP?

Nutrient foramen of P2

Extensor process of P3

Fetlock joint, LM

ID joint and view

Fetlock joint, DP

ID joint and view

Fetlock joint, DLPMO/DMPLO

ID joint and view

Fetlock joint, flexed LM

ID joint and view

Proximal sesamoid bone

Sagittal ridge

Condyles of third metacarpal bone

Palmar process of P2

Proximal sesamoid bones

Sagittal ridge

Attachment of collateral ligaments

Proximal sesamoid bones

Palmar process of P1

Condyles of the third metacarpal bone

Carpus, lateral

ID joint and view

Antebrachiocarpal joint

Middle carpal joint

Carpometacarpal joint

Radial carpal bone

Intermediate carpal bone

Ulnar carpal bone

Third carpal bone

Second carpal bone

Fourth carpal bone

Accessory carpal bone

Second metacarpal (medial splint)

Fourth metacarpal (lateral splint)

Cannon bone

Up, down

For a flexed lateral view of the carpus the intermediate carpal bone moves __________ and the radial carpal bone moves _________

Down, up

For a flexed lateral view of the carpus the third carpal bone moves __________ and the fourth carpal bone moves _________

Intermediate carpal bone

Radial carpal bone

Third carpal bone

Fourth carpal bone

Carpus, DP

ID joint and view

Accessory carpal bone

Radial carpal bone

Intermediate carpal bone

Ulnar carpal bone

Second carpal bone

Third carpal bone

Fourth carpal bone

Second metacarpal (medial splint)

Third metacarpal

Fourth metacarpal (lateral splint)

DLPMO

ID view of carpus

Accessory carpal bone

Radial carpal bone

Intermediate carpal bone

Ulnar carpal bone

Second carpal bone

Third carpal bone

Fourth carpal bone