This is because blood from the digestive tract usually flows through the liver before going out to the rest of the body.

The liver's main job is to filter the blood coming from the digestive tract, before passing it to the rest of the body.

Such a tear may result in severe bleeding from the gastrointestinal tract.

At the end of the day, all the workers from the whole tract lined up to get their pay in cash.

One way to keep blood sugar levels up during a race is to absorb carbohydrates from the digestive tract.

This species was first isolated from the respiratory tract of goats in 2003.

It is absorbed rapidly and completely from the gastrointestinal tract.

This type of anemia can be caused by blood loss from the intestinal tract.

The body can absorb up to 6 mg iron daily from the gastrointestinal tract.