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Creighton Anatomy > Knee Joint, Anterolateral Leg, & Dorsum of Foot > Flashcards

Knee Joint, Anterolateral Leg, & Dorsum of Foot Flashcards

1
Q

Superior Tibiofibular Joint

A

Not considered part of knee joint
Plane type synovial
Permits slight movement during ankle dorsiflexion

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2
Q

Knee Joint

A

Modified hinge type synovial
Permits flexion and minimal rotation

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3
Q

Articular Capsule of Knee Joint
(Anterior View)

A

Patella
Patellar Tendon
Patellar Ligament
Patellar Retinaculum

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4
Q

Medial Knee Ligaments

A

Medial patellofemoral
Medial patellomeniscal
Medial patellotibial

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5
Q

Articular Capsule of Knee Joint
(Posterior View)

A

Opening for tendon of popliteus
Oblique popliteal ligament

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6
Q

Synovial Membrane of Knee

A

Lines fibrous capsule
Attaches to meniscal edge and patella edge
Reflects between tibia and patella onto cruciate ligaments

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7
Q

Extracapsular Ligaments

A

Tibial Collateral
Fibular Collateral
Oblique Popliteal
Arcuate Popliteal

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8
Q

Tibial Collateral Ligament

A

Attaches to medial meniscus
Limits valgus movement of the tibia on femur

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9
Q

Posterior Oblique Ligament

A

Limits posteromedial rotation of the tibia of femur

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10
Q

Oblique Popliteal Ligament

A

Expansion of tendon of semimembranosus

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11
Q

Arcuate Popliteal Ligament

A

Crosses tendon of popliteus muscle

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12
Q

Fibular Collateral Ligament

A

Separated from lateral meniscus by tendon of popliteus
Splits the tendon of the biceps femoris posteriorly
Limits varus movement of tibia and femur

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13
Q

Popliteofibular Ligament

A

Important for posterolateral stability of knee

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14
Q

Intracapsular Ligaments of Knee

A

Anterior Cruciate Ligament
Posterior Cruciate Ligament

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15
Q

Anterior Cruciate Ligament

A

2-3 fiber bundles
Slack when knee flexed and taut when knee extended
Limits posterior displacement of femur on tibia and hyperextension

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16
Q

Posterior Cruciate Ligament

A

Thicker and stronger than ACL
Slack when knee extended and taut when knee flexed
Limits anterior displacement of femur on tibia and hyperflexion

17
Q

Menisci

A

Crescent shaped fibrocartilage
Medial and Lateral attach to tibia and limit sliding mvmt

18
Q

Unhappy Triad of Knee

A

Tear of tibial collateral ligament (MCL)
Tear of medial meniscus
Tear of ACL

19
Q

Genicular Arteries

A

Femoral
Popliteal
Anterior tibial recurrent
Circumflex fibular

20
Q

Bursae around Knee

A

Subcutaneous: Prepatellar & Infrapatellar

Continuous with Synovial Cavity: Suprapatellar, Popliteus, Anserine, & Gastrocnemius

21
Q

Tibiofibular Syndesmosis

A

Unites the shafts of tibia and fibular
Site of muscle attachment in leg

22
Q

Bones of Leg

A

Tibia - majority of weight bearing
Fibula - majority of muscle attachments

23
Q

Bones of Foot

A

Calcaneus
Talus
Cuboid
Navicular
Cuneiforms
Metatarsus
Phalanges

24
Q

Anterior Compartment Syndrome

A

Compress artery and nerve
Some muscles will begin to die

25
Q

Muscles of Anterior Compartment of Leg

A

Tibialis Anterior
Extensor Digitorum Longus
Extensor Hallicus Longus
Fibularis Tertius

26
Q

Tibialis Anterior

A

Attachments: Lateral condyle &superior half of lateral surface of tibia, interosseous membrane; medial cuneiform and first tarsal

Innervation: Deep fibular (L4)

Actions: Dorsiflexion of ankle & inversion of foot

27
Q

Extensor Digitorum Longus

A

Attachments: Lateral condyle of tibia, superior 3/4 of medial fibula, interosseous membrane; middle and distal phalanges of lateral 4 toes

Innervation: Deep fibular (L4)

Actions: Dorsiflex ankle & extension of lateral 4 toes

28
Q

Extensor Hallucis Longus

A

Attachments: Middle part of anterior fibular, interosseous membrane; dorsal aspect of base of distal phalanx great toe

Innervation: Deep fibular (L4)

Actions: extend great toe and dorsiflex ankle

29
Q

Fibularis Tertius

A

Attachments: Inferior 1/3 of fibula, interosseous membrane; dorsum of base of 5th metatarsal

Innervation: Deep fibular (L4)

Actions: dorsiflex ankle & evert foot

30
Q

Nerve and Artery of Anterior Compartment

A

Deep fibular nerve
Anterior tibial artery

31
Q

Extensor Retinaculum of Anterior Compartment

A

Superior & Inferior

32
Q

Muscles of Dorsum of Foot

A

Extensor Digitorum Brevis
Extensor Hallucis Brevis

33
Q

Tendons of Dorsum of Foot

A

Tibialis anterior
Extensor hallucis longus
Extensor digitorum longus
Fibularis tertius

34
Q

Extensor Digitorum Brevis

A

Attachments: Calcaneus, talocalcaneal ligament, inferior extensor retinaculum; long extensor tendons of four lateral toes

Innervation: deep fibular

Actions: aid in extension of toes

35
Q

Extensor Hallucis Brevis

A

Attachments:Calcaneus, talocalcaneal ligament, inferior extensor retinaculum; dorsal aspect of base of proximal phalanx of great toe

Innervation: deep fibular

Actions: aids in extension of great toe

36
Q

Muscles in Lateral Compartment

A

Fibularis Longus
Fibularis Brevis
Superior Fibular Retinaculum

37
Q

Fibularis Longus

A

Attachments: Head and superior 1/3 of fibula; base of 1st metatarsal and medial cuneiform

Innervation: Superficial fibular (L5,S1)

Actions: Evert foot and weakly plant flex ankle

38
Q

Fibularis Brevis

A

Attachments: Inferior 2/3 of lateral fibula; dorsal surface of tuberosity of 5th metatarsal

Innervation: Superficial fibular (L5,S1)

Actions: Evert foot and weakly plant flex ankle

39
Q

Nerves of the Lateral Compartment

A

Superficial Fibular Nerve

Creighton Anatomy (13 decks)

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