Digestive System - Hindgut Flashcards
Where does the hindgut run between
Splenic flexure and the anal canal
Where does the hindgut receive its blood supply
The inferior mesenteric artery (aorta L3)
Where does the majority of the blood from the hindgut drain to
Portal vein
Where does blood from the mid and distal-rectum drain to
Inferior vena cava
What is the main component that is absorbed in the hingut
Water; majority of nutrients have already been absorbed
What does the descending colon lie between
Splenic flexure and sigmoid colon
What does the sigmoid colon lie between
Descending colon and the rectum
What does the rectum lie between
Sigmoid colon and the anal canal
What is the main function of the rectum
Storage of waste products; designed to stretch
What histological muscles does the anal canal contain
Smooth muscle and skeletal muscle sphincters
What does the ‘hepatic’ portal vein collect
Nutrient rich blood, and sends it to the liver
How does blood enter the systemic system
Enters the IVC via hepatic veins; post liver
