Gallbladder
Videos
In vertebrates, the gallbladder, also known as the cholecyst, is a small hollow organ where bile is stored and concentrated before it is released into the small intestine. In humans, the pear-shaped g
The gallbladder sits beneath the liver
Micrograph of a normal gallbladder wall (H&E stain)
Abdominal ultrasonography showing gallbladder and common bile duct
3D still, showing gallstones
Duodenum
Videos
The duodenum is the first section of the small intestine in most vertebrates, including mammals, reptiles, and birds. In mammals, it may be the principal site for iron absorption. The duodenum precede
Gallbladder
…species. It receives bile, produced by the liver, via the common hepatic duct, and stores it. The bile is then released via the common bile duct into the duodenum, where the bile helps in the digestion of fats. The gallbladder can be affected by gallstones, formed by material that cannot be dissolved – usually…
Diagram of the human duodenum with major parts labelled
Dog duodenum 100X
Duodenum with amyloid deposition in lamina propria
Micrograph showing giardiasis on a duodenal biopsy (H&E stain)