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Gross Anatomy > Knee Joints and Popliteal Fossa > Flashcards

Knee Joints and Popliteal Fossa Flashcards

1
Q

5 capsular ligaments

A

coronary ligament

arcuate popliteal

patellar retinacular

oblique popliteal

deep capsular part of tibial & fibular collateral ligs

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2
Q

Coronary ligaments?

A

connect menisci with joint capsule

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3
Q

Arcuate Popliteal

A

Connect the head of fibula with the lateral of epicondyle of femur. Seal the opening through whih politeus enters

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4
Q

Popliteal Retinacula

A

The continuation of quadricep tendons pass over patella into medial and lateral side attach with joint capsule

Seal the opening behind the patella

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5
Q

Oblique Popliteal? What side of leg is this?

A

The continuation of semimembranosus tendons over the posterior aspect of joint capsule ( tibia attach to femur)

left

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6
Q

Tbial (Medial) Collateral lig

A

connect tibia with femur, blended into medial part of capsule and menisci

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7
Q

Fibula (Lateral) Collateral Ligs

A

Connect fibula with femur

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8
Q

4 major knee ligaments

A

tibia & fibula collateral lig

anterior/posterior cruciate lig

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9
Q

OI of anterior cruciate lig?

A

anterior plateau of tibia

lateral condyle of femur

against hyperextension

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10
Q

OI of posterior cruciate lig?

A

posterior plateau of tibia

medial condyle of femur

support flexion

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11
Q

Tip to distinguish what side is leg bone on?

A

What side is the fibula outward is the side of the leg

fibula on the left -> left leg

fibula on the right -> right leg

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12
Q

ACL damage

PCL damage

A

PCL slacks (loose)

ACL slims (close together)

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13
Q

two tendons that act as ligaments

A

tendon of iliotibial band

Pes Anserinus

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14
Q

What tendon that support the medial collateral ligament? lateral collateral ligament?

A

pes anserinus

Iliotibial band

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15
Q

Bursae of knee joint

A

anserine

popliteus, gastrocnemius & semimembranosus

Suprapatella

Subcutaneous prepatellar

Subcutaneous infrapatellar

deep infrapatellar

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16
Q

Anserine Bursae?

A

between tibia and pes anserinus

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17
Q

Suprapatella

A

above patella between femur and quadricep tendons

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18
Q

Subcutaneous Prepatellar

A

between skin and patella

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19
Q

Subcutaneous Infrapatellar

A

between skin and patella ligament and below the patella

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20
Q

deep infrapatellar

A

between patella ligament and tibia (below patella)

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21
Q

Knee joints are reinforced by?

A

muscle, tendons, ligaments, menisci, joint capsule

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22
Q

When relaxed standing, what give the knee joint stability>

23
Q

What limit the flexion of knee?

A

popliteus and PCL

24
Q

What stabilize knee in weight bearing flexion?

A

iliotibial tract

25
Q

What does external force damage the knee? internal force?

A

ligament

menisci - sudden change in direction of fixed leg

26
Q

Unhappy Triad

A

Injuries to anterior cruciate ligament, tibia collateral ligament, and medial menisci

27
Q

How to fix unhappy triad?

A

anterolateral blow

28
Q

Testing of ACL damage? PCL damage?

A

the tibia move forward

the tibia move backward

29
Q

Testing of tibial collateral ligament?

Testing of lateral collateral ligament?

A

leg can adduct

leg can abduct

30
Q

Border of Popliteal Fossa? Superior, Lateral, Inferior, Medial

A

Superior- lateral: bicep femoris

Super-medial: semitendinosus and semimembranosus

Inf-lateral: lateral gastrocnemius

inf-medial: medial head gastrocnemius

31
Q

Floor of Popliteal Fossa?

A

Distal Posterior femur

Joint capsule

oblique popliteal ligament

popliteus muscle

32
Q

Roof of the popliteal fossa

A

popliteal fascia (deep fascia and superficial fascia skin)

33
Q

Contents of Popliteal Fossa?

A

Popliteal Artery

Popliteal vein

Sciatic N

Tibia N

Common Peroneal N

Sural N

Post Femoral Cutaneous N

Lymphnode and fat

34
Q

Blood supply for the knee?

A

Popliteal Artery (medial sup & inf genicular artery, lateral sup & inf genicular artery, middle genicular)

Anterior Tibia Recurrent A

Descending Genicular Artery (Medial and lateral)

34
Q

Nerve supply for lower extremities?

A

Sciatic

Tibia

Common Peroneal

Sural N

Post Femoral cutaneous N

35
Q

What nerves are in Tibia N?

A

Nerve to gastrocnemius & plantaris

articular branch

medial sural cutaneous n

36
Q

what nerves are in common peroneal n?

A

lateral sural cutaneous n

communicating branch

37
Q

What two branches that make of sural nerve?

A

communicating branch and medial sural cutaneous nerves

38
Q

At where popliteal artery divide into anterior and posterior tibial artery?

A

at inferior border of popliteus muscle

39
Q

Anterior Tibialis A. consist?

A

Anterior Tibial Recurrent A

Medial/Lateral Malleolar A

Dorsalis Pedis

40
Q

Where does anterior tibial recurrent a travel?

A

between extensor hallucis longus and tibialis anterior along with deep peroneal nerve to supply the anterior leg compartment

41
Q

Where does Ant Tibia A. divide into medial&lateral malleolar art?

42
Q

What does Post Tibia A consist of?

A

Fibular/Peroneal A

Circumflex Fibular

Nutrient A of tibia

Malleolar Branch

Medial/Lateral Plantar A

43
Q

Where does fibular/peroneal supply?

A

Lateral compartment of leg (peroneus brevis & longus)

44
Q

Where does circumflex fibular a supply?

A

neck and head of fibula

45
Q

Where does nutrient artery of tibia supply?

46
Q

Where does med/lat plantar supply?

A

sole of the foot

47
Q

What are the terminal branches of post tibia a?

A

medial/lateral plantar a

48
Q

Superficial veins of lower extremities

A

dorsal venous arch

medial (great) saphenous vein

lateral (small) saphenous vein

49
Q

Where is medial saphenous vein? What does it travel with? Terminal Branch?

A

anterior to the medial malleolus

Saphenous N

Femoral Vein in Femoral triangle

50
Q

Where is lateral saphenous vein? What does it travel with? Terminal Branch?

A

Posterior to Lateral Malleolus

Sural Nerve

Popliteal vein

Gross Anatomy (28 decks)

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