Take the D scale for example. Start on the D note at the second fret and move up the scale like this to the next D: If you play this same pattern up two frets (so the E is the first note you play), youâll have an E major scale. The same goes for any other pattern you can spot in these scale maps.
A pacemaker signals the heart to beat when the heartbeat is too slow or irregular. A pulse generator is a small metal case that contains electronic circuitry with a small computer and a battery that regulate the impulses sent to the heart.
A: There are no direct risks of pacemaker surgery in elderly patients unless the patient has other health issues, according to Everyday Health. The elderly show increased bleeding during the procedure if they take blood-thinning medication for other conditions. Bleeding is considered the primary concern of the process.