A cardiac ___ is a battery-powered device that is implanted under the skin and wired to the SA node in the heart. pacemaker An ultrasound procedure that directs sound waves through the heart to evaluate heart function is called?
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Because pretty much all cars come with a small device inside the adapter, that uses the battery power to heat up the device, allowing people to light their cigarette. <b>A bit more info:</b> Not too many years ago, all cars and trucks came with cigarette lighters, which were used for that purpose alone.