Table 2 Data on the length of description of action potential and membrane potential
| Â | Action potential | Membrane structure | ||||
|---|---|---|---|---|---|---|
Textbook | Pages | Images | Sentences | Pages | Images | Sentences |
Campbell | 7 | 7 | 91 | 6 | 12 | 160 |
Raven | 10 | 9 | 58 | 6 | 5 | 91 |
Levine | 2 | 2 | 37 | 2 | 1 | 17 |
Alberts | 14 | 14 | 20 | 12 | 18 | 270 |
Kandel | 20 | 16 | 280 | 4 | 1 | 75 |