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Systemic Anatomy
Nerve lesions and neuropathology
| Question | Answer |
|---|---|
| What are clinical signs of Femoral nerve neuropathy? | weakness of thigh flexion, loss of knee extension, loss of patellar reflex, sensory loss anterior thigh |
| What are clinical signs of Sciatic nerve neuropath? | Weakness of flexion of knee, of all foot and ankle muscles, loss of chilles tendon reflex, sensory loss in the foot and lateral leg below the knee |
| Causes for Sciatic nerve neuropathy | P. hip dislocation, Acetabular fracture, IM injection |
| If I cut the Sartorius m. can I flex the knee? | yes, biceps femoris, gracilis, semitendinosus, semimembranosus, popliteus, gastrocnemius, plantaris m |
| If the femoral nerve was cut can you extend the knee? | no, supplies all quadracep mm. |
| If you cut the superficial peroneal nerve can you still plantar flex the foot? | yes, tibial nerve innervates Gastroc, soleis, plataris, F. hallicus long, F.digi long, Tibialis post. |
| If you cut the deep peroneal nerve can you still dorsiflex the talocrural joint? | no, tibialis ant., E. Digi long, E. hallucis long, peroneus tertius all innervated by deep peroneal n. |
| If you cut L4-S2 can you dorsiflex the foot? | no |
| If you cut L2-L4 can you still flex tibiofemoral joint? | yes |
| If you cut Radial nerve can you extend the elbow? | no - triceps brachi and Anconeous |
| If you cut C8 and T1 can you still extend elbow? | yes, Radial nerve C5,6,7,8,T1 |
| If you cut the Median nerve can you still extend the carpus? | Yes, Radial nerve extends wrist |
Created by:
kbalduf
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