Joints Of The Hip And Lower Extremity (Articulating Surfaces, Classifications, And Movements)

Question 1

Coxofemoral Joint

Answer 1

Articulating surfaces:
-Lunate surface of acetabulum
-Femoral head

Classification:
-Multiaxial ball and socket

Movements:
-Flexion and extension
-Abduction and adduction
-Internal and external rotation
-Circumduction

Question 2

Patellofemoral Joint

Answer 2

Articulating surfaces:
-Medial and lateral facets of posterior patella
-Odd facet in full flexion
-Patellar surface of distal femur

Classification:
-Non-axial modified plane

Movements:
-Superior and inferior glide

Question 3

Tibiofemoral Joint

Answer 3

Articulating surfaces:
-Medial and lateral femoral condyles
-Medial and lateral tibial plateaus

Classification:
-Uniaxial modified hinge

Movements:
-Flexion and extension
-Medial and lateral rotation

Question 4

Proximal Tibiofibular Joint

Answer 4

Articulating surfaces:
-Lateral condyle of tibia
-Medial aspect of fibular head

Classification:
-Non-axial plane

Movements:
-Internal and external rotation

Question 5

Distal Tibiofibular Joint

Answer 5

Articulating surfaces:
-Medial aspect of distal fibula
-Lateral aspect of distal tibia

Classification:
Functional - amphiarthroidal
Structural - fibrous syndesmosis

Movements:
-Internal and external rotation

Question 6

Talocrual Joint

Answer 6

Articulating surfaces:
-Medial malleolar and inferior articular facets of tibia
-Lateral malleolar articular facet of fibula
-Deep fibres of posterior tibiofibular ligament
-Trochlea of talus

Classification:
-Uniaxial hinge

Movements:
-Dorsiflexion and planterflexion

Question 7

Subtalar Joint

Answer 7

Articulating surfaces:
-Concave posterior calcaneal articular facet of talus
-Convex posterior talar articulating surface of calcaneus

Classification:
-Uniaxial plane

Movements:
-Inversion and eversion

Question 8

Tarsometatarsal Joints

Answer 8

Articulating surfaces:
-Base of 1st with medial cuneiform
-Base of 2nd with middle cuneiform (also medial and lateral)
-Base of 3rd with lateral cuneiform
-Base of 4th and 5th with cuboid

Classification:
-Non-axial plane

Question 9

Intermetatarsal Joints

Answer 9

Articulating surfaces:
-Bases of adjacent metatarsals

Classification:
-Non-axial plane

Movements:
-Dorsal and plantar glides

Question 10

Metatarsophalangeal Joints

Answer 10

Articulating surfaces:
-Head of metatarsals
-Base of proximal phalnges

Classification:
-Biaxial condyloid

Movements:
-Flexion and extension
-Abduction and adduction

Question 11

Interphalangeal Joints

Answer 11

Articulating surfaces:
-Head of proximal phalanges
-Base of distal phalanges

Classification:
-Uniaxial hinge

Movements:
-Flexion and extension