Venous Drainage Flashcards
1
Q
Portal Venous System
A
Foregut Organs (Esophagus, Stomach, Liver, Pancreas, Proximal Duodenum)
2
Q
Superior Mesenteric Vein
A
- Midgut Organs (Distal Duodenum, Jejunum, Ileum, Cecum, Appendix, Ascending Colon, Right 2/3 of Transverse Colon)
- (Receives areas supplied by Superior Mesenteric Artery: Cecum, Ascending Colon, Transverse Colon)
3
Q
Inferior Mesenteric Vein
A
- Hindgut Organs (Left 1/3 of Transverse Colon, Descending Colon, Sigmoid Colon, Rectum, Anal Canal up to Penctinate Line)
- (Receives areas supplied by Inferior Mesenteric Artery: Descending Colon, Sigmoid Colon, Superior Rectum)
4
Q
Right & Left Gastric Veins
A
Drain directly into Portal Vein
5
Q
Short Gastric & Left Gastroepiploic/Gastro-omental Veins
A
Drain into Splenic Vein of Portal System
6
Q
Internal Rectal Plexus
A
Drains in both directions at level of Pectinate Line
7
Q
Superior Rectal Vein
A
- Portal System
- Drains superior to Pectinate Line
- Drains into Infererior Mesenteric & Portal Veins
8
Q
External Venous Plexus
A
- Caval System
- Drains inferior to Pectinate Line
- Drains into Inferior Rectal Veins
9
Q
Hepatic Portal Vein
A
- Receives Superior & Inferior Mesenteric Veins
10
Q
Hepatic Veins
A
Drains Liver
Open into IVC
11
Q
Portal Vein
A
- Pancreas
- Head & Neck then to SMV
- Body & Tail then to Splenic Vein
12
Q
Terminal Hepatic Venule/Central Vein
A
- From Liver Sinusoids —> Central Vein —> Sublobular Veins —> Hepatic Veins —> IVC
