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?
- L4 and L5
- L1 only
- S1 and S2
- L2 and L3
Q2. The lateral femoral cutaneous nerve is a branch of which plexus?
- Lumbar plexus
- Cervical plexus
- Brachial plexus
- Sacral plexus
Q3. Which divisions of the L2 and L3 anterior rami usually form the lateral femoral cutaneous nerve?
- Gray rami communicantes
- Anterior divisions
- Posterior divisions
- Dorsal rami
Q4. From which border of psoas major does the lateral femoral cutaneous nerve usually emerge?
- Anterior midline
- Inferior border
- Medial border
- Lateral border
Q5. Across which muscle does the lateral femoral cutaneous nerve descend toward the anterior superior iliac spine?
- Adductor longus
- Iliacus
- Piriformis
- Rectus abdominis
Q6. Which bony landmark is closely related to the nerve near the inguinal ligament?
- Anterior superior iliac spine
- Greater trochanter
- Ischial spine
- Pubic symphysis
Q7. What is the primary functional type of the lateral femoral cutaneous nerve?
- Sensory
- Motor only
- Sympathetic preganglionic only
- Parasympathetic only
Q8. Which region of skin is mainly supplied by the lateral femoral cutaneous nerve?
- Anterolateral thigh
- Sole of the foot
- Posterior forearm
- Medial leg
Q9. What clinical syndrome results from entrapment of the lateral femoral cutaneous nerve?
- Tarsal tunnel syndrome
- Cubital tunnel syndrome
- Carpal 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 terminates in psoas major
- It is entirely autonomic