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If blood flow is cut off to a body part then the blood becomes deoxygenated and no fresh blood can enter and provide important nutrients. The body part typically darkens to black as the body part begins to rot basically. During this process you lose feeling and the limb goes cold.
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What occurs when the blood flow is cut off to a portion of your heart muscle?
A heart attack
What is peripheral blood flow?
Peripheral blood flow refers to blood flow that occurs in the extremities as opposed to blood that flows to the brain, heart, lungs, and vital organs.
What happens when part of the heart dies from lack of blood?
A heart attack occurs when the blood flow is cut off to a portion of your heart muscle.
What do blood vessels have to prevent blood flowing backwards?
Blood vessels cant flow backwards because there is other blood forcing it to move forward. This is propelled by the heart, which is like a pump, and pushes blood around the body until it reaches the heart again. The only way blood could flow backwards was if the heart stopped.
What are the difference between heart attack and a stroke?
Heart attack occurs when blood flow to a part of the heart is blocked by a blood clot. Without oxygenated blood, the heart muscle begins to die.Stroke is a brain attack, cutting off vital blood flow and oxygen to the brain. Stroke happens when a blood vessel feeding the brain gets clogged or bursts.
What is a lethal heart attack?
A heart attack occurs if the flow of oxygen-rich blood to a section of heart muscle suddenly becomes blocked. If blood flow isn't restored quickly, the section of heart muscle begins to die. If the heart cannot supply blood to other organs they cannot function and will also die.
Do the aortic and pulmonary valves control the flow of the blood into the heart?
No, semilunar valves control the flow of blood out of the heart.
What affects the flow of blood through the heart?
things that could affect the blood flow through the heart
Which type of blood vessels flow contaminated blood to the heart?
the type of blood vessels which flow contaminated blood to the heart are known as VEINS
The general pathway of blood flow is?
The general blood flow path is from the aorta to the heart. The blood will then leave the heart and flow throughout the rest of the body. This path of blood happens every time the heart beats.
When stress hormones are released into the bloodstream what physical responses occurs?
The heart beats more rapidly, blood flow to the brain increases.
What causes heart sounds?
Heart sounds are created primarily from turbulence in blood flow created by the closures of the valves.
