Cardiovascular: Difference between revisions

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[[image:heartstructure.png|right|350px]]
[[image:heartstructure.png|right|350px]]


==Structure==
===Structure===
The [[heart]] is a large muscle in the centre of the chest. Using a stethoscope, it is possible to [[heart#Surface Markings|listen to it]], and to diagnose problems within it.
The [[heart]] is a large muscle in the centre of the chest. Using a stethoscope, it is possible to [[heart#Surface Markings|listen to it]], and to diagnose problems within it.




==Function==
===Function===
The heart is a big old pump, that transports [[blood]] around the body, allowing it to be oxygenated in the [[lungs]], and thus supply [[oxygen]] to the body.  
The heart is a big old pump, that transports [[blood]] around the body, allowing it to be oxygenated in the [[lungs]], and thus supply [[oxygen]] to the body.  


The contraction of the heart is synchronised using a complex [[heart#Function|conduction system]].
The contraction of the heart is synchronised using a complex [[heart#Function|conduction system]].

Revision as of 13:49, 2 May 2008

Heartstructure.png

Structure

The heart is a large muscle in the centre of the chest. Using a stethoscope, it is possible to listen to it, and to diagnose problems within it.


Function

The heart is a big old pump, that transports blood around the body, allowing it to be oxygenated in the lungs, and thus supply oxygen to the body.

The contraction of the heart is synchronised using a complex conduction system.