| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| sa node pacemaker | 1.15 | 0.2 | 4919 | 46 | 17 |
| sa | 1.8 | 0.3 | 9698 | 16 | 2 |
| node | 1.01 | 0.9 | 2000 | 34 | 4 |
| pacemaker | 1.6 | 0.3 | 8343 | 86 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sa node pacemaker | 0.35 | 0.7 | 8685 | 38 |
| sa node pacemaker of the heart | 0.34 | 0.1 | 9610 | 74 |
| sa node pacemaker cells | 1.09 | 0.9 | 7361 | 83 |
| sa node pacemaker potential | 1.59 | 0.1 | 560 | 50 |
| why sa node is called pacemaker | 0.04 | 0.4 | 6737 | 31 |
| why sa node is called pacemaker of heart | 1.04 | 0.2 | 1630 | 49 |
| why is the sa node the pacemaker of the heart | 1.2 | 0.7 | 4137 | 100 |
