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9 answers

They exchange Oxygen and Carbon dioxide.

2006-09-10 22:53:34 · answer #1 · answered by Ray 7 · 0 1

Here is a simple explanation:

Our cells need oxygen for some very important processes which take place in them. Oxygen from air, however, cannot be used by the cells - they need an extracellular environment, or the so called body fluids, to supply them. On the other hand, the body fluids are not in direct contact with air - they receive oxygen from the respiratory system. So, the flow of oxygen is from the air to the respiratory system, from the respiratory system to the blood (in our circulatory system), from the blood to the extracellular fluid in the tissues, and from there into the cells.

There are, however, some exceptions from that rule. As you have not specified whether the relationship refers to vertebrate or invertebrate animals, we should say that in some animals, such as insects for instance, the circulatory and respiratory system are not connected to each other. The respiratory carries oxygen, and the body fluids - only nutrients.

2006-09-11 00:32:06 · answer #2 · answered by JAM-Just Ask Me :-) 2 · 0 0

A short sinopsis.The respiratory system is where the blood vessels exchange carbon dioxide for oxygen. The circulatory system sends the oxygenated blood throughout the body.and returns to the respiratory system which thenremoves the carbon dioxide out of the cell and give the cells clean oxygen.

2006-09-10 23:05:33 · answer #3 · answered by Teacher 6 · 0 0

The respiratory system exchanges CO2 and O2 in your lungs. The circulatory system carries them to each and every cell of the body. That's for humans. Insects like cockroaches have no connection between the two systems

2006-09-10 23:06:26 · answer #4 · answered by Sarab s 3 · 0 0

The circulatory system consists of the heart and the system of blood vessels that transport blood throughout the body.

The respiratory system includes the structures through which oxygen comes into the body to reach the bloodstream, and through which carbon dioxide and water vapor leave.

Their relationship consists of a liquid tissue consisting of a liquid medium called plasma, as well as red blood cells (erythrocytes), white blood cells (leucocytes), and platelets, known as blood.

2006-09-11 01:24:10 · answer #5 · answered by Louise Smith 7 · 0 0

The circulatory system consists of your blood vessels, including arteries, veins and capillaries, plus your heart which pumps the blood around the body, but the reason it pumps round is to take oxygen from your lungs (part of your respiratory system) to every part of the body where it is needed.....the two systems work together to move things where they are needed, and to get rid of the carbon dioxide your muscles produce by working to move you around.

2006-09-10 22:59:02 · answer #6 · answered by stepfordswiss 3 · 0 0

The respiratory system takes in oxygen and therefore gives it to the circulatory system to distribute it all over the body. That is my quick version.
Respiratory system.
BREATH IN -- your body gets oxygen from the air. Rib muscles contract to pull ribs up and out. The DIAPHRAGM muscle contracts to pull down the lungs. Tissue expands to suck in air.
BREATH OUT -- you get rid of other gases that your body does not need. Rib muscles relax. The Diaphragm muscle relaxes. Tissue returns to resting position and forces air out.

Circulatory system.
Red blood cells carry oxygen from the lungs to all the cells of the body.
White blood cells are like soldiers protecting the body.
ARTERIES are vessels that carry blood away from the heart.
VEINS are vessels that carry blood back to the heart.
Blood CIRCULATES--circles--all around your body in about one or two minutes.
Inside the heart are four hollow chambers. Each chamber is a little pump. The pumping pushes blood all around your body.

2006-09-10 22:53:22 · answer #7 · answered by Stephanie F 7 · 1 0

The oxygen needed for respiration is ciculated by the circulatory system.

2006-09-11 01:24:59 · answer #8 · answered by Anonymous · 0 0

In an organism each system is dependent on other systems that's why its called an organism or an integrated whole. Blood absorbs oxygen from the lungs to take it to various organs for producing energy. Similarly CO2 produced from metabolism is taken to lungs by blood to be exhaled later.

2006-09-10 22:57:46 · answer #9 · answered by Rustic 4 · 0 0

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