ART. INTERPHALANGEAL Joint

Question 1

Interphalangeal Joint

Answer 1

1. Art. Interph. Proximalis
   = PASTERN Joint
2. Art, interph. Distalis
   = COFFIN Joint

Question 2

Pastern Joint
Bones
Type
Function:
Ligaments

Answer 2

= Articulatio Interphalangea Proximalis

BONES: P1-P2

Type: Simplex, Sellaris (Biaxial)

Function: Extension and flexion.

Ligamenst:
1. Lig. Collaterale laterale - oblique direction

2. Lig. Collaterale mediale - oblique direction
3. Lig. Palmare abaxiale
   Palmar of P1 –> Tub. Flexoria of P2
4. Lig Palmare axiale
   LAt+Med border of P1 –> Tub. Flexoria of P2

Question 3

Coffin Joint
Bones:
Type:
Function:
Ligaments:

Answer 3

= Articulatio interphallangea distalis

Bones: P2–> P3

Type: Composita, Sellaris (Biaxial)

Function: Extension and flexion

Ligaments:

1. LIG. COLLATERALE MEDIALE/LATERALE
2. LIG. SESSAMOIDEA COLLATERALE MED/LAT
3. LIG. SESSAMOID DISTALE
4. LIG. CHONDROCOMPEDALE MED/LAT
5. LIG. CHONDROCORONALE MED/LAT
6. LIG. UNGULARE COLLATERALE LAT/MED + CRUCIATE
7. LIG. CHONDROSESSAMOIDEA LAT/MED