Beginner Preaortic Lymph Nodes Quiz

Q1. Where are the preaortic lymph nodes located?

• Within the inguinal canal
• Along the axillary artery
• Anterior to the abdominal aorta
• Behind the sacrum only

Q2. What are the three principal groups of preaortic lymph nodes?

• Celiac, superior mesenteric, and inferior mesenteric nodes
• Lumbar, sacral, and popliteal nodes
• Submental, submandibular, and parotid nodes
• Axillary, cubital, and deltopectoral nodes

Q3. Which preaortic nodes are principally associated with foregut drainage?

• External iliac lymph nodes
• Popliteal lymph nodes
• Celiac lymph nodes
• Inferior mesenteric lymph nodes

Q4. Which preaortic nodes are principally associated with midgut drainage?

• Superior mesenteric lymph nodes
• Posterior mediastinal lymph nodes
• Celiac lymph nodes
• Deep inguinal lymph nodes

Q5. Which preaortic nodes are principally associated with hindgut drainage?

• Axillary lymph nodes
• Inferior mesenteric lymph nodes
• Deep cervical lymph nodes
• Celiac lymph nodes

Q6. Which major vessel is the central landmark for preaortic nodes?

• Abdominal aorta
• Brachial artery
• Pulmonary trunk
• Superior sagittal sinus

Q7. Preaortic nodes commonly receive lymph from which general organ system?

• Scalp only
• Upper limb skin only
• Digestive viscera
• Brain parenchyma

Q8. Which lymphatic trunk is strongly associated with efferent drainage from preaortic nodes?

• Intestinal lymphatic trunk
• Subclavian trunk
• Bronchomediastinal trunk only
• Jugular trunk

Q9. Where does lymph from the intestinal trunk ultimately enter the central lymphatic pathway?

• Within the femoral artery
• Inside the renal pelvis
• Near the cisterna chyli or thoracic duct origin
• Inside the gallbladder

Q10. Which statement best describes preaortic lymph nodes?

• They are visceral nodes associated with the unpaired branches of the abdominal aorta
• They are superficial nodes of the groin
• They are lymphatic capillaries inside intestinal villi
• They lie only in the thorax