Why do heart attack symptoms usually involve the left arm and shoulder ?

Subject: Why do heart attack symptoms usually involve the left arm and shoulder ?

Date: Tue Jan 20 11:15:25 1998
Posted by Jeff Stewart
Grade level: teacher/prof
School: Pine Ridge Secondary School
City: Pickering State/Province: Ontario
Country: Canada
Area of science: Medicine
ID: 885316525.Me

Message:


In other words, how does the prevalence of pain on the left side 
relate to the structure of the circulatory system? (My gradde 11 
biology class asked me this - they await anxiously!). Thankyou - this 
is the first time I have used this.

Re: Why do heart attack symptoms usually involve the left arm and shoulder ?

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