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Circulatory System
Circulatory System is the category for questions about the human circulatory system, including questions about the human heart, arteries, and veins.
2,116 Questions
How do you build a circulatory system model?
Try to be creative:
- you can buy materials
- find materials in the dump, your house or in lost and found
- Put your thoughts on paper
There are a number of ways you can do this. You can do this with wood, paper, clay, etc. Look at an anatomy book for ideas.
If you want to use tech, then you could use a pump and tubing, maybe colored water to go through the tubes.
What are the structures of the circulatory system and their functions?
the stucture of the circulatory system is to the circulatory - or cardiovascular - system carries blood that is low in oxygen away from the heart to the lungs via veins, where oxygen levels are restored through the air which we breath in; once oxygenated, this blood is then carried throughout the body via arteries, keeping our organs and tissue alive.
It consists of the heart, which powers the whole process; the veins and arteries; and capillaries, which deliver oxgen to tissue at the cellular level.
What are the disorders of the circulatory system?
Disorders of the circulatory system
The circulatory system can be damaged by disease or injury. One of the most common diseases of the system is arteriosclerosis, which results from the accumulation of fatty deposits in the arteries. Such deposits stiffen and thicken the walls of the arteries. As a result, the flow of blood is restricted. In some cases, blood clots develop in vessels affected by arteriosclerosis. Such clots may lead to a heart attack or a stroke, a condition in which the brain does not receive enough blood.
Another disease, hypertension, commonly called high blood pressure, is often associated with arteriosclerosis. Hypertension makes the heart work harder and may lead to such complications as a heart attack, a stroke, or kidney failure.
Treatment for arteriosclerosis and hypertension includes rest, exercise, and changes in the diet. Doctors may prescribe various drugs to lower the blood pressure, strengthen the heart, or prevent infection and blood clots. In extreme cases, a surgeon may remove clots or replace one or more diseased blood vessels.
Other disorders of the circulatory system result from damage or defects in the heart or blood vessels. For example, rheumatic fever may harm or destroy the valves that control the flow of blood through the heart. Incomplete development of the heart or its blood vessels before birth may produce defects called congenital heart disorders. Some cases of damage or defects can be corrected by surgery.
Coronary artery disease is another disorder of the circulatory system, with many causes.
How does a stroke affect the circulatory system?
By definition a stroke affects the brain by blocking small arteries that carry blood to the cells and deliver nutrients and oxygen. These become blocked and the cells that the artery is leading to, die. A similar thing happens when arteries to the heart muscle cells that are blocked causing a heart attack.
Why is your respiratory system called a 'system'?
Because a system is a group of organs and respiratory has organs.
How do the lungs affect or assist the circulatory system?
the purpose of the lungs in circulatory system is breathe in and out, supply oxygen to the blood And remove poisons and damaged blood cells .
Easy, they fill up with air when you breathe in, and they push the air out when you breathe out.
I think the function is to oxygenate blood.
The lungs bring oxygen in to the body,but to get in the body the circulatory system takes out the oxygen and passes it around the blood stream
The function of the lungs in your circulatory system is to help you breath,and starts the air in your body,
do you even science ?
blood
Which Three components are common to the circulatory systems of most living things?
heart, vessels, circulating fluids
What type of Circulatory system is found in humans?
mammals have closed circulatory system and further double circulatory system.
Maintaining the volume and composition of body fluids is the direct responsibility of which system?
Circulatory system
Why is aerobic endurance important in any sport?
Muscular endurance is very important for people playing sports and who have to sustain an activity for long periods of time. Muscular endurance is determined by how well your slow twitch muscle fibers are developed.
How is the hydra able to survive without a circulatory or transport system?
most of the cells are in contact with a watery environment
What are the 3 main parts of the human heart?
The heart rate is controlled by the opposing actions of sympathetic and parasympathetic nerves and by the action of epinephrine released from the adrenal gland. Norepinephrine, released by sympathetic nerves in the heart, and epinephrine, released by the adrenal gland, increase the heart rate, while acetylcholine, released from parasympathetic nerves, decreases
How does the cardioscular system and the nerves system work together?
The autonomic nervous system regulates the cardiovascular system. The parasympathetic division innervates the heart via the vagus nerve. The sympathetic division also innervates the heart, but additionally, it supplies innervation to the smooth muscle lining blood vessels. The sympathetic division has a substantial effect on blood pressure, and on local blood flow, via constriction of arterioles.
The cardiovascular system is important to maintain supply of oxygen and nutrients, and removal of wastes, from the nervous system.
What do the human circulatory system and a plants shoot system have in common?
Both of the systems are responsible for transporting nutrients to the difference parts of the organism. They differ in what they transfer and how. Plants use gravity and the cohesion of water to transfer nutrients. An animals circulatory system, on the other hand, uses pressure that is built up by the heart muscle to push the blood to all parts of the body. This is why people with low blood pressure often have cold hands and feet.
Where is the circulatory system located?
It runs throughout your body. The main part is the heart, which pumps blood through arteries that are in all parts of the body. Blood also goes to capillaries which are attached to organs and pass blood from the artery to the vein. Blood in these contain oxygen which is being brought to organs, and parts of the body. When they do not have oxygen anymore, they return to the heart in veins.
It is all over the whole body! The heart is only the pumping station!
How does blood flow through the lungs throughout the body?
Blood is pumped by the heart. Blood leaves the heart via the arteries and returns to the heart via the veins. Blood returning to the heart goes to the lungs where it is oxygenated then pumped around the arteries
What pumps blood around the body to all cells?
Veins
^ wow, no. not at all.
The heart pumps the blood to the entire body.
If you mean carry , then it would be the circulatory system.
What happens to your circulatory system when you ply football?
In the circulatory system, the heart rate increases and blood flow increses to the exercising muscles, and lessens to the other parts of the body. Your respiratory system doesn't change except for the amount of air flow. By Zahra Naiem
What is the sequence of oxygen carbon dioxide and blood flow?
The order of oxygen flow begin in the right atrium, to the right ventricle. Into the pulmonary artery to the lungs returning via the pulmonary veins to the left atrium. From the left atrium to the left ventricle to the aota then into the body.
What is the name of a Circulatory system pathology?
The circulatory system, now generally referred to as the cardiovascular system, can be affected by a variety of diseases that can be broadly classified as infectious, inflammatory, degenerative or cancerous.
An example of an infectious disease of the cardiovascular system would be bacterial endocarditis. This is when a bacteria become attached to one or more valves of the heart and set up a localized infection.
An example of an inflammatory disease of the cardiovascular system would be athlerosclerosis. This is when inflammatory mediators cause the lining of the blood vessels to become "sticky", which allows cholesterol molecules to be deposited in the walls of the vessels. The cholesterol hardens the arteries, making them more likely to rupture or become blocked.
An example of a degenerative disease of the cardiovascular system would be endocardiosis. This is a chronic disease in which the valves of the heart slowly degenerate and become less competent at closing the openings between the heart chambers. Eventually this can lead to congestive heart failure if it becomes bad enough.
An example of a cancerous disease of the cardiovascular system would be hemangiosarcoma. This is a neoplasia that arises from the lining of the blood vessels and branches off from normal vessels to create very fragile pseudo-vessels. Unfortunately, one of the more common symptoms of this cancer is sudden death; thankfully in humans this cancer is relatively rare.
