McqMate
Chapters
| 1. |
Of muscles and tendons crossing the knee |
| A. | Popliteus medially rotates the femur to unlock the knee from extension |
| B. | Soleus crosses the posterolateral aspect of the joint |
| C. | Semitendinosis tendon passes anterior to the medial condyle |
| D. | Gluteus maximus crosses the knee joint by way of the iliotibial tract |
| E. | Biceps femoris inserts into the anterolateral aspect of the tibia |
| Answer» D. Gluteus maximus crosses the knee joint by way of the iliotibial tract | |
| 2. |
Regarding innervation of flexion/extension of the knee |
| A. | All muscles of the quadriceps femoris are supplied by L3/4 |
| B. | Vastus medialis are intermedius are supplied by the same branch of the femoral nerve |
| C. | Flexion of the knee by hamstrings is supplied solely by tibial component of sciatic nerve |
| D. | Flexor innervation of the knee can be tested by knee jerk L3 |
| E. | Traumatic fracture dislocation of hip affects knee extension greater than flexion |
| Answer» A. All muscles of the quadriceps femoris are supplied by L3/4 | |
| 3. |
Tibialis anterior |
| A. | Is supplied by the superficial peroneal nerve |
| B. | Has a synovial sheath that continues below superior extensor retinaculum |
| C. | Dorsiflexes and everts the foot |
| D. | Inserts into the lateral cuneiform |
| E. | Originates from the tibia and fibula |
| Answer» B. Has a synovial sheath that continues below superior extensor retinaculum | |
| 4. |
With regard to the stability of the knee joint |
| A. | The posterior cruciate ligament prevents the femur from slipping posteriorly on the tibia |
| B. | The lateral collateral ligament is more prone to damage than the medial |
| C. | The medial meniscus is more prone to damage than the lateral |
| D. | The integrity of the anterior cruciate ligament is most important when walking down stairs |
| E. | The fit of the articular surfaces of the tibia and femur is the most important factor in providing stability |
| Answer» C. The medial meniscus is more prone to damage than the lateral | |
| 5. |
The ligament important in producing the screw home position in full extension of the knee is the |
| A. | Anterior cruciate ligament |
| B. | Posterior cruciate ligament |
| C. | Arcuate popliteal ligament |
| D. | Patellar retinacula |
| E. | All of the above |
| Answer» A. Anterior cruciate ligament | |
| 6. |
The cruciate ligaments would be anaesthetized by injury to |
| A. | Femoral nerve |
| B. | Common peroneal nerve |
| C. | Tibial nerve |
| D. | Obturator nerve |
| E. | None of the above |
| Answer» C. Tibial nerve | |
| 7. |
The cruciate anastomsosis |
| A. | Is supplied by the inferior branch of the medial circumflex femoral artery |
| B. | Is supplied by the descending branch of the first perforating artery |
| C. | Begins at the level of the greater trochanter |
| D. | Is supplied by the transverse branch of the lateral circumflex femoral artery |
| E. | Gives blood supply to the head of the femur |
| Answer» D. Is supplied by the transverse branch of the lateral circumflex femoral artery | |
| 8. |
In the popliteal fossa |
| A. | The sural nerve branches from the common peroneal nerve |
| B. | The roof is formed by biceps femoris |
| C. | The popliteal vein lies between the popliteal artery and tibial nerve |
| D. | The inferomedial border is soleus |
| E. | The politeal artery runs vertically |
| Answer» C. The popliteal vein lies between the popliteal artery and tibial nerve | |
| 9. |
Politeus |
| A. | Arises from the tibia above the condyles |
| B. | Slopes upwards and medially |
| C. | Inserts into the lateral meniscus |
| D. | In innervated by a branch of the common peroneal nerve |
| E. | Acts to “lock” the knee in full extension |
| Answer» C. Inserts into the lateral meniscus | |
| 10. |
With regards to the knee joint |
| A. | The medial collateral ligament extends 8cm below the joint margin |
| B. | The medial collateral ligament is extra-articular |
| C. | The tenson of politeus is intra-articular |
| D. | The lateral meniscus is more C-shaped |
| E. | All of the avove |
| Answer» E. All of the avove | |
| 11. |
Tibialis anterior |
| A. | Dorsiflexes and everts the foot |
| B. | Arises from the upper 2/3s of the fibula |
| C. | Inserts into the medial cuneiform |
| D. | Shares its site of insertion with peroneus tertius |
| E. | Is supplied by L5,S1 |
| Answer» C. Inserts into the medial cuneiform | |
| 12. |
In the lateral compartment of the leg |
| A. | The muscles are supplied by the deep peroneal nerve |
| B. | The peroneus longus muscles arise only from the fibula |
| C. | The peroneal muscle tendons are bound at the lateral malleolus by the inferior peroneal retinaculum |
| D. | The peroneal muscles share a common synovial sheath at the lateral malleolus |
| E. | The blood supply is from the anterior tibial artery |
| Answer» D. The peroneal muscles share a common synovial sheath at the lateral malleolus | |
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