Intermediate Visceral Peritoneum Quiz

Q1. Why is visceral peritoneal pain usually poorly localized?

• All visceral afferents terminate in the cerebral cortex directly
• Visceral afferents have diffuse central representation and convergence
• Pain is transmitted only by motor neurons
• The visceral peritoneum has no sensory fibers

Q2. Where is foregut visceral pain commonly referred?

• Epigastric region
• Right shoulder only
• Perineum
• Suprapubic region

Q3. Where is midgut visceral pain commonly referred?

• Left shoulder
• Periumbilical region
• Perineum
• Epigastric region exclusively

Q4. Where is hindgut visceral pain commonly referred?

• Periumbilical region only
• Posterior neck
• Hypogastric or suprapubic region
• Right shoulder

Q5. Which mechanical change is especially likely to activate visceral pain fibers?

• Distension of a hollow organ
• Cutting the parietal peritoneum
• Gentle skin brushing
• Movement of scalp hair

Q6. How does the vascular supply of visceral peritoneum generally relate to the organ it covers?

• It follows the vascular supply of the underlying organ
• It has no vascular supply
• It is supplied only by abdominal wall arteries
• It is supplied exclusively by the inferior vena cava

Q7. How does lymphatic drainage of visceral peritoneum generally relate to the covered organ?

• It follows lymphatic drainage of the underlying organ
• It drains only to superficial inguinal nodes
• It drains directly into the urinary bladder
• It has no lymphatic drainage

Q8. What occurs where a mesentery reaches the surface of an intraperitoneal organ?

• The mesentery becomes skeletal muscle
• The visceral layer becomes skin
• The peritoneum terminates abruptly
• Mesenteric peritoneum becomes continuous with visceral peritoneum

Q9. Why is visceral peritoneum relatively insensitive to cutting compared with parietal peritoneum?

• It is protected by bone
• It contains no nerve fibers at all
• It is made of cartilage
• Its visceral sensory fibers respond poorly to localized cutting and touch

Q10. Which feature most clearly distinguishes visceral from parietal peritoneal pain?

• Visceral pain is diffuse while parietal pain is well localized
• Both have identical localization
• Parietal peritoneum is completely insensitive
• Visceral pain is always sharper than parietal pain