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Q: Why do some sections of the gastrointestinal tract lack blood vessels?
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What is blue blubber bleb syndrome?

It is a rare disorder that consists mainly of abnormal blood vessels affecting the gastrointestinal tract.


What is anglodysplasia?

condition of stretched and fragile blood vessels in the colon that results in occasional loss of blood from the gastrointestinal (GI) tract. The condition is mostly related to the aging and degeneration of the blood vessels, and occurs in older adults


What kind of muscle is in the walls of tubelike structures?

Smooth Muscles line the walls of tubelike structure such as the gastrointestinal tract, the urinary system, the blood vessels and the bronchi of the lungs.


Which activity is most likely to be controlled by a smooth muscle?

A smooth muscle is responsible for the contractibility of hollow organs, such as blood vessels and the gastrointestinal tract. Going to the bathroom would be controlled by these types of muscles.


What system is the gastrointestinal tract?

The gastrointestinal tract is part of the digestive system.


What is found in the digestive tract and blood vessels?

white and red blood cells


What is smooth muscle activity responsible for?

Smooth muscle activity is responsible for involuntary body activities and the contractility of hollow organs. Hollow organs include the bladder gastrointestinal tract blood vessels, and the uterus.


What large vessel carries blood from the gastrointestinal tract to the liver?

Hepatic portal vein


What is the name of the circuit that supplies blood to the brain heart and gastrointestinal tract?

systemic circulation


What is the use of pelvis?

Pelvis has many uses. It gives shape to the abdomen from lower side. It provide room for pelvic organs. It transmits weight of body to two lower extremities. It provides passage to gastrointestinal tract, urinary tract, sexual organs and blood and lymphatics vessels.


Smooth muscle can be found in the walls of blood vessels and in the?

digestive tract


Is sorbitol absorbed by the gastrointestinal tract?

Sorbitol is poorly absorbed by the gastrointestinal tract as it has a low lipid solubility.