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The Portal Venous System
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Why does the digestive system need nutrients?
The blood carries nutrients from the small intestine to all over the body. The villi in the small intestine allow nutrients from digested food to pass through the intestinal wall to the blood vessels. Then the blood carries the nutrients away.
Where does the thoracic duct join the venous system?
In the left subclavian vein.
What percentage of the blood is contained in the venous system?
Depending on body size (body surface area) and state of health, the human venous system contains approximately 67-72 percent of the entire blood volume.
Returns venous blood from coronary system to right atrium?
Cornary sinus
Where does the csf drain from subarachnoid space?
In the brain we have small protrusions of the arachnoid and subarachnoid space into the venous system. These protrusions are called arachnoid villi or arachnoid granulations and they allow for drainage of CSF into the venous system. Another source of CSF drainage is the lymphatic system.
Who carries the digested food through all parts of the body?
blood carries the digested food through all parts of the body
What does the venous system do?
The venous system is responsible for returning deoxygenated blood from the tissues back to the heart. It transports this blood through a network of veins, which have valves to prevent the backflow of blood. The venous system also plays a role in regulating blood volume and pressure in the body.
What parts of circulatory system that carries digested fats away from intestines?
Chyme
What carries digested particles through the lymphatic system?
Ur stomak duz da wurk
What needed materials does the circulatory system carry to the body cells?
The circulatory system carries nutrients and oxygen to body cells. In addition, it carries hormones and immune materials.
How is digested food carried to your cells?
The digested food is in form of glucose which is broken down in mitochondria to release energy.
Does the circulatory system carry nutrients to the cells?
No, lymph doesn't do that. Blood (specifically red blood cells), a part of the cardiovascular system, carries nutrients and oxygen to the cells.
Materials to be digested are stored in what organ?
Digestion is a process that begins as soon as the food enters your mouth. The food is not stored anywhere; it moves continually through the digestive system, being digested. There are no pauses.
What carries food materials away from the leaf?
The Phloem. ~ As it is the two way transport system in a leaf.
What organ system transports needed materials to the cells and carries wastes away from cells?
mitochondrion
What is the blood vessel which carries from intestine to the liver?
The liver is the end of the hepatic portal system, which involves a series of veins that stretch from various organs of the gastrointestinal tract. Most of this material is either absorbed water, chyle, or other digested materials, including sugar. The hepatic portal vein is the final vein before these materials from the GI tract enter the liver.
Is more blood found in the venous system than anywhere else in the cardiovascular system?
Yes, 65-70% of the blood volume is in the venous system.
