Joints Of The Lower Extremity Flashcards

1
Q

Sacroiliac Joint

A

Articulating Surfaces:
-Auricular surfaces of sacrum and ilium
-Fibrocartilage of ilium and hyaline cartilage of sacrum

Classification:
Inferior 2/3 - non axial plane
Superior 1/3 - fibrous syndesmosis

Movements:
-Gliding
-Nutation and counternutation

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2
Q

Pubic Symphysis

A

Articulating surfaces:
-Symphyseal surface of pubis
-Fibrocartilagenous disc

Classification:
-Symphyseal amphiarthrodial

Movements:
-Gliding

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3
Q

Coxofemoral Joint

A

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

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4
Q

Patellofemoral Joint

A

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

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5
Q

Tibiofemoral Joint

A

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

Classification:
-Uniaxial modified hinge

Movements:
-Flexion and extension
-Medial and lateral rotation

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6
Q

Proximal Tibiofibular Joint

A

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

Classification:
-Non-axial plane

Movements:
-Small gliding motions with ankle movements

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7
Q

Intermediate Tibiofibular Joint

A

Articulating surfaces:
-Adjacent interosseous borders of tibia and fibula

Classification:
Functional - amphiarthroidal
Structural - fibrous syndesmosis

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8
Q

Distal Tibiofibular Joint

A

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

Classification:
Functional - amphiarthroidal
Structural - fibrous syndesmosis

Movements:
-Small joint separation with full dorsiflexion

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9
Q

Talocrual Joint

A

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

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10
Q

Subtalar Joint

A

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

Classification:
-Uniaxial plane

Movements:
-Pronation and supination

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11
Q

Joints That Compose The Transverse Tarsal Joint

A

Talocalcaneonavicular joint
-Talocalcaneal joint
-Talonavicular joint

Calcaneocuboid joint

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12
Q

Talocalcaneal Joint

A

Middle articulating surfaces:
-Convex mmiddle facet for calcaneus of talus
-Concave middle talar articular surface of calcaneus

Anterior articulating surfaces:
-Convex anterior facet for calcaneus of talus
-Concave anterior talar articular surface of calcaneus

Classification:
-Uniaxial plane

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13
Q

Talonavicular Joint

A

Articulating surfaces:
-Convex talar head
-Concave proximal navicular

Classification:
-Multiaxial ball and socket

Movements:
-Pronation and supination

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14
Q

Calcaneocuboid Joint

A

Articulating surfaces:
-Distal calcaneus
-Proximal cuboid

Classification:
-Biaxial saddle

Movements:
-Pronation and supination

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15
Q

Tarsal Joints

A

Cuneonavicular joint: non-axial plane
Intercuneiform joint: non-axial plane
Cuneocuboid joint: non-axial plane

Cubonavicular joint:
Structural - fibrous syndesmosis
Functional - amphiarthroidal

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16
Q

Tarsometatarsal Joints

A

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

Classification:
-Non-axial plane

17
Q

Intermetatarsal Joints

A

Articulating surfaces:
-Bases of adjacent metatarsals

Classification:
-Non-axial plane

18
Q

Metatarsophalangeal Joints

A

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

Classification:
-Biaxial condyloid

Movements:
-Flexion and extension
-Abduction and adduction

19
Q

Interphalangeal Joints

A

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

Classification:
-Uniaxial hinge

Movements:
-Flexion and extension