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