Lower Extremities - Phase X Flashcards
(30 cards)
Longest and strongest bone of the body
Femur
What is a sesamoid bone
A bone that develops within a tendon
Largest: patella
Largest and strongest bone of the foot
Calcaneum
Forms the prominence of the heel
Posterior surfaace of the calcaneum
Serves as keystone of the medial longitudinal arch
Head of the talus
Contributes to the formation and maintence of the transverse arch of the foot
Cuneiform (3 wedge-shaped bones)
List the tarsals
“Talus Covers Navicular”
(Calcaneus)
“Navicular Covers Cuneiforms”
(Cuboid)
Ligament of the hip joint that limits adduction
Ligament of the heaad of femur
List the ligaments of the hip
Iliofemoral ligament (Y) Pubofemoral ligament Ischiofemoral ligament Transvere acetabular ligament Ligament of the heaf of the femur
Iliofemoral ligament
Y-shaped
Strongest
Resists hyperextension and lateral rotation of the hip
Pubofemoral ligament
Triangular
Limits extension and abduction, external rotation
Ischiofemoral ligament
Spiral-shaped
Limits extension and medial rotation
Ligament of the head of the femur
Flat and triangular
Lies within the joint and is ensheathed by synovial membrane
Slight limiting action on adduction of the hip joint
Abductors of the thigh
Gludeus medius, minimus
Sartorius, TFL
Piriformis
Adductors of the thigh
Adductor longus and brevis
Adductor fivers of adducto magnus
Pectineus
Gracilis
Knee joint
Tibiofemoral joint: synovial hinge joint
Patellofemoral joint: synovial gliding joint
Medial rotators of the leg
Sartorius
Gracilis
Semitendinosus
Insert into the upper medial surface of shaft of tibia
Remarks on lateral collateral ligament
Separated from the lateral meniscus by the tendon of the POPLITEUS muscle
Articulation of the ankle joint
Tibia
Malleoli
Body of talus
Ligaments of the ankle joint
Medial (deltoid) ligament Lateral ligaments -anterior talofibular ligament -calcaneofibular ligament -posterior talo fibular ligament
Nerve supply of the ankle joint
Deep peroneal and tibial nerves
Remarks on the tarsal joints
All ar gliding joints EXCEPT
TALOCALCANEONAVICULAR JOINT: ball and socket
CUBOIDONAVICULAR JOINT: fibrous joint
Midtarsal joints
“Transverse tarsal jionts”
Talocalcaneonavicular and the calcaneocuboid joints
Where does inversion/eversion take place?
Subtalar and midtarsal joints