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Because the heart is designed to pump forward and the vascular system has valves that stop blood from moving backwards.

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16y ago

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Why are valves more important in the circulatory system?

So blood doesn't flow backwards.


Why are valves important to the circulatory system?

welll I guess so blood doesn't flow backwards.


Where in the circulatory system is the flow of blood the fastest?

aorta


Does the circulatory system controls the flow of blood in your body and the respiratory system controls the flow of oxygen in your body?

Yes,the circulatory system acts as the transport system that moves the blood throughout the body. It provides a continuous supply of fresh blood.


What organ system delievers oxygen and nutrients to the tissues?

the (circulatory) respiratory system (blood flow carries oxygen)


What location can the circulatory system be found?

Well the circulatory system is the system of blood flow. If you want to know where it is, then I guess the answer would be in your veins- because that's where the blood is. Think about the "circ-" in circulatory, and remember when someone talks about their circulation, they're talking about the flow of blood in a part or parts of their body.


What is the function of valvse?

In the human circulatory system: Valves prevent the backwards flow of blood. In a brass instrument: Valves are pushed to change the length of the pipe, thus changing the pitch.


What is the close circulatory system and open circulatory system?

Closed circulatory systems have blood that does not flow in defined blood vessels. Examples are insects and how their organs are bathed continually in "blood". Open circulatory systems have blood that flows in vessels. Humans have this system as blood flows in veins, arteries and capillaries.


What is a bloodstream?

A bloodstream is the flow of blood through the circulatory system of an animal.


What is the movement of the blood called?

Flow; also circulation, as in the Circulatory System.


In what circulatory system does the blood surround the organs?

In an open circulatory system, the blood does not flow in closed vessels and surrounds the organs directly within the body cavity. This type of circulatory system is found in invertebrates like insects and mollusks.


When comparing the flow of lymph in the lymphatic system with the flow of blood in circulatory system it can be said that the lymphatic system also?

get a life you nerd