Fiction of science

Monday, February 14, 2011

Pulse

The pulse is described as a wave of distenction and elongation felt in an artery wall due to contraction of the left ventrical forcing about 40 to 80 ml of blood into the already full aorta.When the aorta is distended the  wave passes along the walls of the arties and can be felt at any point where an artery can be pressed gently against the bone.The number of pulse beat/min varies considerabley in different people in the same person at different time.An average pulse is 60-80 beats/min in a normal adult.

Some information may be obtained by taking the pulse
1.the rate at which the heart is beating
2.the rythm with which the heart beats i.e. the length of time between beats should be same
3.The volume & strength of the beat
4.the tension

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