Dictionary » A » Arrhythmias



abnormal heart rhythms. The heartbeats may be too slow, too rapid, irregular, or too early. Rapid arrhythmias (greater than 100 beats per minute) are called tachycardias. Slow arrhythmias (slower than 60 beats per minute) are called bradycardias. Irregular heart rhythms are called fibrillations (as in atrial fibrillation). When a single heartbeat occurs earlier than normal, it is called a premature contraction.

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Re: The Heart

... by both. I was wondering if SV was effected by either of them. PNS - Parasympathetic (Rest) SNS - Sympathetic (FF) 3) http://www.cvphysiology.com/Arrhythmias/E010.htm I found this great link that explains HR but I'm not understanding the specific sentences explaining why HR increases and why it ...

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by BioJunior
Sat Apr 23, 2011 7:26 pm
Forum: Human Biology
Topic: The Heart
Replies: 6
Views: 11685

dangers of acidosis and alkalosis in the blood

... (temperature, pulse, rate of breathing, blood pressure) are monitored. Most cases of alkalosis respond well to treatment. Complications: * Coma * Arrhythmias * Electrolyte imbalance (such as hypokalemia)

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by b_d_41501
Fri May 13, 2005 4:37 pm
Forum: Human Biology
Topic: dangers of acidosis and alkalosis in the blood
Replies: 12
Views: 30688

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