Dreams that involve hair loss or the loss of teeth, false teeth, etc, are normally a sign that you're worried about either aging, or - more frequently - the passage of time, that life is passing you by in some way.<br /> <br /> I don't think you can analyse dreams precisely.
SA node. the main pacemaker that initiates each heart beat located at the junction of the superior vena cava and the right atrium the SA node generates electrical impulses at 60 to 100 times per minute and is controlled by the sympathetic and parasympathetic nervous system.
What Is Accelerated Junctional Rhythm? In the heart, the SA node (sinus node) is the primary pacemaker of the heartbeat. Something happens and the node stops working correctly so the AV node takes over as a protective measure. The heart rate that comes from the AV node is often slower than the normal pace of the SA node.