| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nervous impulses in the respiratory system | 1.8 | 0.7 | 582 | 42 | 42 |
| nervous | 1 | 0.5 | 9864 | 51 | 7 |
| impulses | 1.79 | 0.4 | 5632 | 47 | 8 |
| in | 1.64 | 1 | 8895 | 64 | 2 |
| the | 0.85 | 1 | 7351 | 18 | 3 |
| respiratory | 0.45 | 0.8 | 927 | 16 | 11 |
| system | 0.34 | 1 | 6230 | 40 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nervous impulses in the respiratory system | 0.88 | 0.3 | 730 | 59 |
| the nervous system and the respiratory system | 1.65 | 0.2 | 9858 | 65 |
| respiratory system nervous system | 1.33 | 0.2 | 6280 | 59 |
| how does nervous system work with respiratory | 1.67 | 0.2 | 833 | 52 |
| nervous system work with respiratory system | 0.08 | 0.8 | 9381 | 55 |
| how does the respiratory and nervous work | 1.65 | 0.7 | 6827 | 29 |
| what are impulses in the nervous system | 1.03 | 0.6 | 1924 | 12 |
| the nervous system that controls respiration | 1.23 | 1 | 1131 | 30 |
| nervous system interacts with respiratory | 1.14 | 0.3 | 4578 | 44 |
| nervous and respiratory system work together | 1.69 | 0.7 | 7585 | 57 |
| nerves of respiratory system | 0.28 | 0.1 | 481 | 91 |
| sympathetic nervous system respiration | 0.45 | 0.6 | 4426 | 87 |
| nervous system responsible for breathing | 1.51 | 0.9 | 9814 | 63 |
| respiratory and nervous system interaction | 1.44 | 0.4 | 204 | 95 |
| nerve impulse sympathetic nervous system | 1.24 | 0.4 | 7544 | 15 |
| impulse response of the system | 0.18 | 0.1 | 549 | 43 |
| nervous control of respiration | 1.64 | 0.6 | 1275 | 11 |
