W4 - Foot & Ankle Joints Flashcards
What holds the tibia and fibula together
Interosseous membrane
What does the Interosseous membrane provide
Provides attachments for muscles
What does the Interosseous membrane separate
The anterior and posterior compartments
Name the joint that articulates from the proximal head of the fibula to the inferolateral surface of lateral tibial condyles
Superior tibiofibular joint
Classify the superior tibiofibular joint
Synovial plane joint
What is the movement of the superior tibiofibular joint
Small rotation during ankle dorsiflextion and plantarflextion and gliding
Name the joint that articulates from the fibular notch on the lateral aspect of the DISTAL tibia and medial fibular
Inferior tibiofibular joint
Name the ankle joint
Talocural
Classify the ankle joint
Synovial hinge joint
What is the ankle joint covered in?
Hyaline cartilage
Articular surfaces of the ankle joint
Distal end of tibia and fibula to the talus
Joint capsule of the ankle joint
Enclosed by a synovial membrane which is covered in a fibrous membrane
What ligaments support the ankle joint?
Medial deltoid and lateral ligaments
What movement occurs at the ankle joint?
Dorsey flexion and plantar flexion on a sagittal plane frontal axis
What range of movement does the ankle joint have in degrees?
Dorsey flexion with knee extended = 20 to 30°
Dorsey flexion with knee flexed = 35°
Plantarflextion = 50°
Classify the sub talar joint
Synovial plane joint
Articular surfaces of the sub talar joint
Large posterior concave facet on the inferior surface of the talus
Corresponding posterior convex facet on the superior surface of the calcaneous
Joint capsule of the sub talar joint
Enclosed by a synovial membrane which is covered by a fibrous membrane
What is ligament supports the capsule medial laterally and posterior?
Talocalcaneal ligament
What ligament stabilises the sub talar joint (1)
Interosseous talocalcaneal ligament
Movement at the sub talar joint
Inversion 45° to 60°
Eversion 15° to 30°
What 2 joints make up the mid tarsal joint
Talocalcaneonavicular joint
Calcaneocuboid joint
Classify the mid tarsal joint
Synovial ball and socket joint
What shape is the mid tarsal joint?
S shape
What movements occur at the midtarsal joint?
Gliding and rotational movements involving inversion/eversion and pronation/supernation
What are the articular surfaces of the talocalcaneonavicular joint?
Navicular
Head of talus
Sustentaculum Tali
Plantar calcaneonavicular ligament
What 4 ligaments support the talocalcaneonavicular joint (ITBP)
Interosseous talocalcaneal ligament
Talonavicular ligament
Bifurcate ligament
Plantar calcaneonavicular ligament
Articular surfaces of the calcaneocuboid joint
Facet of the anterior surface of calcareous to the corresponding facet on the posterior surface of cuboid
What ligaments support the calcaneonavicular joint (BLS)
Bifurcate ligament
Long plantar ligament
Short plantar ligament
Name a joint at articulates between the metatarsal bones and the tarsal bones
Tarsometatarsal joint
Name the ligaments that support the tarsometatarsal joint (BLS)
Bifurcate ligament
Long plantar ligament
Short plantar ligament
What movement occurs at the tarsometatarsal joint
Gliding ONLY
Name the joint that articulates between the heads of the metatarsal and the bases of the proximal phalanges
Metatarsophalangeal joint
Classify the metatarsophalangeal joint
Synovial ellipsoid joint
What ligaments support the metatarsophalangeal joint (MLP)
Medial collateral ligament
Lateral collateral ligament
Planter ligament
What movement occurs at the metatarsophalangeal joint?
Flexion/extension
Abduction /adduction
What joint articulates between the phalanges?
Interphalangeal joint
Classify the interphalangeal joint
Synovial hinge joint
Name two of the interphalangeal joints
Proximal interphalangeal joint
Distal interphalangeal joint
What ligaments support the interphalangeal joints? (MLP)
Medial collateral ligament
Lateral collateral ligament
Plantar ligament
What movement happens at the interphalangeal joint?
Flexion/extension
