Flashcards in Joints of the Foot Deck (40)
What are the arches of the foot?
Longitudinal and Transverse Arches
What are the functions of the arches?
Act as shock absorbers
Act as Spring boards
Why do we have arches?
Weight bearing capabilities and resilience
What is the Transverse arch supported by?
Tendon of Tibialis Posterior,
Tendon of Peroneus Longus,
Adductor Hallucis muscle and Deep Transverse Metatarsal Ligament
What is apart of the Tarsal arch?
Tendon of TIbilais Posterior and Tendo of Peroneus Longus
What is apart of the metatarsal arch?
What is apart of the Anterior Arch?
Deep Transverse Metatarsal Ligament
What are the bones of the lateral arch?
Calcaneus, Cuboid, Metatarsals 4 and 5
What is the function of the lateral arch?
To rest on the ground when standing
What are the bones of the medial arch?
Calcaneus, Talus, Navicular, 3 cuneiforms, Metatarsals 1-3
Is the medial arch higher or lower than the lateral arch?
What is the dynamic support of the longitudinal arch?
Intrinsic muscles of foot, Flexor Hallucis Longus and Flexor Digitorum Longus
What is the passive support of the longitudinal arch?
Plantar Calcaneonavicular (spring) ligament,
Short plantar ligament (calcaneocuboid),
Long plantar ligament and Plantar aponeurosis
What is weight distributed equally between?
Calcaneus and heads of metatarsals
What makes up the Transverse (Mid) Tarsal Joint?
Talonavicular and Calcaneocuboid joints
What type of joint is the Subtalar joint?
Describe the talus on the Subtalar joint?
Slightly concave posterior calcanea articular surface
Describe the Calcaneus on the Subtalar joint?
Convex posterior articular facet
What is the weak capsule supported by at the subtler joint?
Medial, lateral, Interosseous and posterior talocalcaneal ligaments
Which ligament is especially strong?
What two parts make up the Talocaneonavicular joint?
Talocalcaneal and Talonavicular
What type of joint is Talocalcaneal?
What type of joint is Talonavicular?
Ball and socket
What type of joint is the Calcaneocuboid joint?
Where does the Bifurcate ligament attach to?
Calcaneus to Navicular and Cuboid
Where does the Dorsal Calcaneocuboid Ligament attach to?
Calcaneus to cuboid
Where does the Long plantar ligament attach to?
Calcaneus to Cuboid and Metatarsals
Where does the Short plantar ligament attach to?
Calcaneus to cuboid
Where does the spring ligament attach to?
Calcaneus to Navicular