Beginner Pudendal Nerve Quiz

Q1. From which spinal nerve roots does the pudendal nerve arise?

• S4 to Co1
• L1 to L3
• L4 to S1
• S2 to S4

Q2. The pudendal nerve is a major somatic nerve of which region?

• Perineum
• Upper limb
• Thoracic wall
• Anterior abdominal wall

Q3. Through which opening does the pudendal nerve initially leave the pelvis?

• Femoral canal
• Obturator canal
• Greater sciatic foramen
• Inguinal canal

Q4. Around which bony landmark does the pudendal nerve pass after leaving the pelvis?

• Anterior superior iliac spine
• Ischial spine
• Ischial tuberosity
• Pubic tubercle

Q5. Through which opening does the pudendal nerve enter the perineum?

• Lesser sciatic foramen
• Obturator canal
• Greater sciatic foramen
• Sacral hiatus

Q6. Within which fascial canal does the pudendal nerve travel in the lateral wall of the ischioanal fossa?

• Pudendal canal
• Femoral canal
• Inguinal canal
• Obturator canal

Q7. Which is a major branch of the pudendal nerve?

• Inferior rectal nerve
• Femoral nerve
• Obturator nerve
• Superior gluteal nerve

Q8. Which muscle receives somatic motor innervation through the pudendal nerve?

• Rectal smooth muscle
• Internal anal sphincter
• External anal sphincter
• Detrusor muscle

Q9. Which terminal branch of the pudendal nerve supplies the dorsum of the penis or clitoris?

• Inferior rectal nerve
• Iliohypogastric nerve
• Obturator nerve
• Dorsal nerve of the penis or clitoris

Q10. Which type of innervation does the pudendal nerve provide to the external urethral sphincter?

• Parasympathetic innervation only
• Somatic motor innervation
• Sympathetic innervation only
• Special sensory innervation