Beginner Lateral Femoral Cutaneous Nerve Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. From which spinal nerve roots does the lateral femoral cutaneous nerve usually arise?
- L1 only
- S1 and S2
- L2 and L3
- L4 and L5
Q2. The lateral femoral cutaneous nerve is a branch of which plexus?
- Sacral plexus
- Cervical plexus
- Lumbar plexus
- Brachial plexus
Q3. Which divisions of the L2 and L3 anterior rami usually form the lateral femoral cutaneous nerve?
- Anterior divisions
- Gray rami communicantes
- Dorsal rami
- Posterior divisions
Q4. From which border of psoas major does the lateral femoral cutaneous nerve usually emerge?
- Inferior border
- Medial border
- Lateral border
- Anterior midline
Q5. Across which muscle does the lateral femoral cutaneous nerve descend toward the anterior superior iliac spine?
- Adductor longus
- Rectus abdominis
- Piriformis
- Iliacus
Q6. Which bony landmark is closely related to the nerve near the inguinal ligament?
- Ischial spine
- Pubic symphysis
- Anterior superior iliac spine
- Greater trochanter
Q7. What is the primary functional type of the lateral femoral cutaneous nerve?
- Parasympathetic only
- Sympathetic preganglionic only
- Sensory
- Motor only
Q8. Which region of skin is mainly supplied by the lateral femoral cutaneous nerve?
- Posterior forearm
- Medial leg
- Anterolateral thigh
- Sole of the foot
Q9. What clinical syndrome results from entrapment of the lateral femoral cutaneous nerve?
- Tarsal tunnel syndrome
- Carpal tunnel syndrome
- Cubital tunnel syndrome
- Meralgia paresthetica
Q10. Why does lateral femoral cutaneous nerve injury not directly cause muscle weakness?
- It supplies only quadriceps
- It contains no motor fibers
- It is entirely autonomic
- It terminates in psoas major