It is approximately 2.5â3 cm in diameter. The surface area of the human small intestinal mucosa averages 30 square meter. The small intestine is divided into three structural parts. The duodenum is a short structure (about 20â25 cm long) continuous with the stomach and shaped like a C.
the labrador retriever also known as simply labrador or lab is one of several kinds of retrievers a type of gun dog labradors are athletic playful and the most popular breed of dog by registered ownership in australia canada new zealand the united kingdom and the united states since 1991he labrador retriever also known as simply labrador or lab is one of several kinds of retrievers a type of gun dog labradors are athletic playful and the most popular breed of dog by registered ownership in australia canada new zealand the united kingdom and the united states since 1991
Photo credit: Â© Depositphotos.com / Chalabala. Labrador Retriever History began upon the island of Newfoundland, in the province of Newfoundland and Labrador, a northerly region of Canada. It is here that the ancestors of todayâs Labs lived and bred.