Beginner Ileum Quiz

Q1. Which part of the small intestine immediately precedes the ileum?

• Ascending colon
• Cecum
• Jejunum
• Duodenum

Q2. Where does the terminal ileum open?

• Cecum
• Descending colon
• Rectum
• Stomach

Q3. Which mesentery suspends most of the ileum from the posterior abdominal wall?

• Lesser omentum
• Transverse mesocolon
• Mesoappendix
• Mesentery proper

Q4. What is the usual peritoneal classification of the ileum?

• Secondarily retroperitoneal
• Extraperitoneal
• Primarily retroperitoneal
• Intraperitoneal

Q5. Which lymphoid structures are especially prominent in the ileum?

• Splenic cords
• Peyer patches
• Thymic lobules
• Palatine tonsils

Q6. Compared with the jejunum, the ileum generally has which wall characteristic?

• Stratified squamous epithelium
• No smooth muscle
• A much thicker wall
• A thinner wall

Q7. Which circular mucosal folds become less prominent toward the terminal ileum?

• Taeniae coli
• Gastric rugae
• Plicae circulares
• Anal columns

Q8. Which embryologic gut division gives rise to the ileum?

• Foregut
• Proctodeum
• Hindgut
• Midgut

Q9. Which major artery supplies the ileum?

• Internal iliac artery
• Celiac trunk only
• Inferior mesenteric artery
• Superior mesenteric artery

Q10. Which nerve provides parasympathetic innervation to the ileum?

• Pudendal nerve
• Pelvic splanchnic nerves
• Vagus nerve
• Phrenic nerve