Online Quiz: The Knee

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Created on August 19, 2022 By

Prof Kehinde Oluwadiya

Knee

Knee Quiz

The Knee Quiz

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Category: Knee

1. The obturator nerve:

1. adductor magnus

2. obturator internus

3. quadratus femoris

4. sartorius

5. inferior gemellus

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Category: Knee

2. Factors that stabilise the patella include all except

1. Forward prominence of the lateral condyle

2. Forward prominence of the medial condyle

3. Medial patellar retinacular fibres

4. Vastus medialis fibres that insert into the lowest part of the patella

5. The tone in vastus medialis

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Category: Knee

3. Regarding the popliteal fossa:

1. the common peroneal nerve passes through the lateral part of the fossa

2. it contains no lymph nodes

3. it has a roof pierced by the tibial nerve

4. he popliteal artery lies superficial to the popliteal vein throughout the fossa

5. the small saphenous vein joins the popliteal vein before its entry into the fossa

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Category: Knee

4. With regard to the stability of the knee joint

1. The posterior cruciate ligament prevents the femur from slipping posteriorly on the tibia

2. The lateral collateral ligament is more prone to damage than the medial

3. The medial meniscus is more prone to damage than the lateral

4. The integrity of the anterior cruciate ligament is most important when walking down stairs

5. The fit of the articular surfaces of the tibia and femur is the most important factor in providing stability to the knee

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Category: Knee

5. Regarding the movements at the knee joint:

1. popliteus ‘unlocks’ the extended knee by producing medial rotation of the femur

2. there is no active rotation of the extended knee

3. passive extension of the knee does not result in ‘locking’ of the joint

4. the posterior cruciate ligament prevents backward displacement of the femur on the tibial plateau

5. the major role of the menisci is in flexion/extension of the knee

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Category: Knee

6. Which of the following is found in the popliteal fossa?

1. all the tarsal bones are ossified

2. only calcaneus is ossified

3. calcaneus and talus are ossified

4. calcaneus, talus and cuboid are ossified

5. none of the above

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Category: Knee

7. In the popliteal fossa, the deepest of these structures is:

1. popliteal vein

2. popliteal artery

3. tibial nerve

4. sural nerve

5. plantaris muscle

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Category: Knee

8. When standing, the knee joint is locked in extension by:

1. lateral rotation of the tibia

2. medial rotation of the femur

3. tightening of the medial ligament

4. tightening of the lateral ligament

5. tension in the oblique popliteal ligament

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Category: Knee

9. Regarding the popliteal vessels:

1. the tibial nerve lies between the popliteal artery and vein

2. the sural arteries supply soleus

3. the middle genicular artery supplies the cruciate ligaments

4. lymph nodes lie alongside the popliteal artery

5. the popliteal artery enters the fossa on the lateral side of the femur

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Category: Knee

10. Tibialis anterior

1. Dorsiflexes and everts the foot

2. Arises from the upper 2/3s of the fibula

3. Inserts into the medial cuneiform

4. Shares its site of insertion with peroneus tertius

5. Is supplied by L5,S1

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Category: Knee

11. The cruciate ligaments would be anaesthetized by injury to

1. Femoral nerve

2. Common peroneal nerve

3. Tibial nerve

4. Obturator nerve

5. None of the above

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Category: Knee

12. With respect to the ligaments around the knee joint:

1. the fibular collateral ligament blends with the capsule and is attached to the lateral meniscus

2. the tibial collateral ligament blends posteriorly with the capsule and is attached to the medial meniscus

3. the oblique popliteal ligament is an expansion from the tendon of semitendinosis

4. posterior cruciate ligament runs from anterior tibial plateau to the lateral femoral condyle

5. the transverse ligament runs posteriorly between menisci

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Category: Knee

13. The knee:

1. the cruciate ligaments are intra-synovial

2. the posterior cruciate ligament stabilises the flexed weight-bearing knee

3. the posterior horn of the medial meniscus is attached to the intercondylar area of the tibia behind the posterior cruciate ligament

4. the knee joint normally contains 5.0ml of synovial fluid

5. active rotation may occur in the extended knee

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Category: Knee

14. The ‘screw-home’ movement in extension of the knee joint begins with tightening of the:

1. anterior cruciate ligament

2. oblique popliteal ligament

3. medial collateral ligament

4. lateral collateral ligament

5. posterior cruciate ligament

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Category: Knee

15. In the upper part of the popliteal fossa the following are are found from medial to lateral:

1. popliteal artery, popliteal vein, sciatic vein

2. popliteal vein, popliteal artery, sciatic nerve

3. sciatic nerve, popliteal artery, popliteal vein

4. sciatic nerve, popliteal vein, popliteal artery

5. popliteal artery, sciatic nerve, popliteal vein

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Category: Knee

16. Attached to lateral meniscus is which of the following:

1. posterior cruciate ligament

2. lateral ligament of the knee

3. mucous fold

4. popliteus muscle

5. oblique popliteal ligament

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Category: Knee

17. The ligament important in producing the screw home

1. Anterior cruciate ligament

2. Posterior cruciate ligament

3. Arcuate popliteal ligament

4. Patellar retinacula

5. e. All of the above

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Category: Knee

18. The cruciate anastomosis is NOT joined by:

1. transverse branch of the lateral circumflex A

2. descending branch of the internal pudendal A

3. ascending branch of the first perforating A

4. descending branch of the inferior gluteal A

5. transverse branch of the medial circumflex

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Category: Knee

19. With regards to the knee joint

1. The medial collateral ligament extends 8cm below the joint margin

2. The medial collateral ligament is extra-articular

3. The tenson of politeus is intra-articular

4. The lateral meniscus is more C-shaped

5. All of the avove

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Category: Knee

20. In the popliteal fossa

1. The sural nerve branches from the common peroneal nerve

2. The roof is formed by biceps femoris

3. The popliteal vein lies between the popliteal artery and tibial nerve

4. The inferomedial border is soleus

5. The politeal artery runs vertically

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Category: Knee

21. Of muscles and tendons crossing the knee

1. Popliteus medially rotates the femur to unlock the knee from extension

2. Soleus crosses the posterolateral aspect of the joint

3. Semitendinosis tendon passes anterior to the medial condyle

4. Gluteus maximus crosses the knee joint by way of the iliotibial tract

5. Biceps femoris inserts into the anterolateral aspect of the tibia

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Category: Knee

22. The suprapatellar bursa:

1. does not communicate with the knee joint

2. lies in front of the vastus intermedius muscle

3. extends 5cm or more above the patella

4. lies deep to the patellar retinacula

5. none of the above

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Category: Knee

23. The nerve supply to the knee joint comes from:

1. ciatic

2. femoral

3. obturator

4. all of these

5. none of these

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Category: Knee

24. Politeus

1. Arises from the tibia above the condyles

2. Slopes upwards and medially

3. Inserts into the lateral meniscus

4. In innervated by a branch of the common peroneal nerve

5. Acts to “lock” the knee in full extension

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Category: Knee

25. If the common peroneal nerve is divided the following are

1. plantar flexion of toes

2. inversion of foot

3. dorsiflexion of foot

4. plantar flexion of foot

5. there is no loss of cutaneous sensation

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Category: Knee

26. In the lateral compartment of the leg

1. The muscles are supplied by the deep peroneal nerve

2. The peroneus longus muscles arise only from the fibula

3. The peroneal muscle tendons are bound at the lateral malleolus by the inferior peroneal retinaculum

4. The peroneal muscles share a common synovial sheath at the lateral malleolus

5. The blood supply is from the anterior tibial artery

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Category: Knee

27. Popliteus muscle

1. Is a weak flexor of the knee

2. Is extracapsular

3. originates from the joint capsule

4. Is supplied by the femoral nerve

5. None of the above

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Category: Knee

28. Patellar plexus comprises of all EXCEPT:

1. posterior branch of lateral femoral cutaneous nerve

2. infrapatella branch of saphenous nerve

3. medial femoral cutaneous nerve

4. anterior branch of lateral femoral cutaneous nerve

5. intermediate femoral cutaneous nerve

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Category: Knee

29. The patellar plexus takes twigs from all but which of the following?

1. infrapatellar branch of the common peroneal nerve

2. medial femoral cutaneous nerve

3. lateral femoral cutaneous nerve

4. intermediate femoral cutaneous nerve

5. infrapatellar branch of the saphenous nerve

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Category: Knee

30. Regarding innervation of flexion/extension of the knee

1. All muscles of the quadriceps femoris are supplied by L3/4

2. Vastus medialis are intermedius are supplied by the same branch of the femoral nerve

3. Flexion of the knee by hamstrings is supplied solely by tibial component of sciatic nerve

4. Flexor innervation of the knee can be tested by knee jerk L3

5. Traumatic fracture dislocation of hip affects knee extension greater than flexion

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