Why does a patient become sweaty, pallid and tachycardic during an acute myocardial infarction?
Sweaty: Sweating during a heart attach or angina is particularly due to cold sweat (secreted by apocrine glands) stimulated during emotional response. It should be noted that this cold sweating my even occur without sustained muscle action. Pallid: Because oxygenated blood isn’t reaching the skin Tachycardic: Because the heart has become ineffective and more blood is remaining in the ventricles at the end of each cycle. To compensate for reduced blood volume pumped in circulation, heart rate increases. These symptoms are caused by action of the autonomic nervous system, which promotes hemostasis. List the common arrythmias that may occur after acute myocardial infarction: Various types of tachycardia may occur. The important ones are: – Heart Block. – Flutter and fibrillation. – Ventricular premature contraction.
