GENERAL HISTOLOGY

OESOPHAGUS STOMACH

BODY OF STOMACH

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The serosa of the alimentary canal serves what purpose?
A
Peristalsis
B
Connect organs to wall of abdominal cavity
C
Absorb nutrients
D
Break down carbohydrates
Explanation: 

Detailed explanation-1: -It helps to hold the organs in place and is richly supplied with vessels that carry blood to or from the organs it enfolds. The omenta are folds of peritoneum enclosing nerves, blood vessels, lymph channels, and fatty and connective tissue.

Detailed explanation-2: -Serosa. The third and final layer of the gut is the serosa. This layer is mostly composed of connective tissue and gives strength to the long digestive tract. It helps suspend the gut in the thoracic (chest) and abdominal cavities by attaching itself to surrounding structures.

Detailed explanation-3: -The peritoneum is the serous membrane that lines the abdominal cavity. It is composed of mesothelial cells that are supported by a thin layer of fibrous tissue and is embryologically derived from the mesoderm.

Detailed explanation-4: -Visceral peritoneum. The serous membrane that surrounds the parts of the gut tube and forms the outer layer of the organs. The visceral peritoneum is also referred to as the tunica serosa.

Detailed explanation-5: -Structure and Function The abdomen ultimately serves as a cavity to house vital organs of the digestive, urinary, endocrine, exocrine, circulatory, and parts of the reproductive system. The anterior wall of the abdomen has nine layers.

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