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News and Articles on SA node
Cooper’s Heart Aug 26, 2008
Friday, August 22, 2008 Edition. Today's Weather Thomaston, GA. (Thomaston Times, GA)
Wanna build scorpion-sting immunity? Get stung by scorpions Apr 15, 2007
Your heart beats because it has something called the SA node that regulates the electrical charge that triggers your heart muscle's contractions. Sneezing doesn't have anything to do with that, and the fact that your husband believes this makes him kind of a sillyhead. (AZCentral -- News)
Some Heart Disease Treatments Could Be Increasing Heart Attack Risk Mar 19, 2007
The electrical signal is generated through an influx of calcium into the cells in the SA node, causing a change in voltage which creates the current ... As members of the sports science group in Leeds' Faculty of Biological Sciences, Drs Lancaster and Jones are now looking at whether exercise training is able to reduce the loss of the calcium channels in the SA node. (Science Daily)
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