2010-2 Bone: Ankle Joint Identify the bony landmarks of the ankle what are the features of this bone (point at talus – Muscle Proximal Attach Distal Attach Innervation Action Anterior compartment Tibialis anterior Lateral condyle and superior Medial and inferior Dorsiflexes ankle half of lateral surface of tibia surfaces of medial and inverts foot and interosseous membrane cuneiform and base of 1st metatarsal Extensor Lateral condyle of tibia and Middle and distal Extends lateral digitorum superior three quarters of phalanges of lateral four four digits and Deep fibular longus medial surface of fibula and digits nerve dorsiflexes ankle interosseous membrane (L4, L5) Extensor Middle part of anterior Dorsal aspect of base of Extends great toe hallucis longus surface of fibula and distal phalanx of great toe and dorsiflexes interosseous membrane (hallux) ankle Fibularis tertius Inferior third of anterior Dorsum of base of 5th Dorsiflexes ankle surface of fibula and metatarsal and aids in interosseous membrane eversion of foot or name if already named) Landmarks: lat malleolus, medial malleolus, talus, trochlea talus, head talus, neck talus, body talus, lateral tubercle talus, medial tubercle talus, groove for flexor hallucis longus Name the structures passing behind the medial malleolus Tim - Tibialis posterior Doth - Flexor digitorum longus Vex - Posterior tibial vein All - Posterior tibial artery Nervous - Tibial nerve Housemaids - Flexor hallucis longus 2010-1 Pelvic bone What bones make up this structure, and what are their major features? Ilium, Ischium, Pubis Acetabulum (with acetabular notch) Obturator foramen (with obturator groove) Ilium Ala Iliac crest Inferior, anterior and posterior gluteal lines Anterior superior Anterior inferior, Posterior superior Posterior inferior iliac spines Greater sciatic notch Ischium Ischial spine Lesser sciatic notch Ischial tuberosity Ischiopubic ramus
Muscle Proximal Attach Distal Attach Innervation Action Anterior compartment Tibialis anterior Lateral condyle and superior half of lateral surface of tibia and interosseous membrane Medial and inferior surfaces of medial cuneiform and base of 1st metatarsal Deep fibular nerve (L4, L5) Dorsiflexes ankle and inverts foot Extensor digitorum longus Lateral condyle of tibia and superior three quarters of medial surface of fibula and interosseous membrane Middle and distal phalanges of lateral four digits Extends lateral four digits and dorsiflexes ankle Extensor hallucis longus Middle part of anterior surface of fibula and interosseous membrane Dorsal aspect of base of distal phalanx of great toe (hallux) Extends great toe and dorsiflexes ankle Fibularis tertius Inferior third of anterior surface of fibula and interosseous membrane Dorsum of base of 5th metatarsal Dorsiflexes ankle and aids in eversion of foot 2010-2 Bone: Ankle Joint Identify the bony landmarks of the ankle – what are the features of this bone (point at talus or name if already named) Landmarks: lat malleolus, medial malleolus, talus, trochlea talus, head talus, neck talus, body talus, lateral tubercle talus, medial tubercle talus, groove for flexor hallucis longus Name the structures passing behind the medial malleolus Tim - Tibialis posterior Doth - Flexor digitorum longus Vex - Posterior tibial vein All - Posterior tibial artery Nervous - Tibial nerve Housemaids - Flexor hallucis longus 2010-1 Pelvic bone What bones make up this structure, and what are their major features? Ilium, Ischium, Pubis Acetabulum (with acetabular notch) Obturator foramen (with obturator groove) Ilium Ala Iliac crest Inferior, anterior and posterior gluteal lines Anterior superior Anterior inferior, Posterior superior Posterior inferior iliac spines Greater sciatic notch Ischium Ischial spine Lesser sciatic notch Ischial tuberosity Ischiopubic ramus