Table 2.
The different responses recorded in tectal cells upon nicotinic receptor activation were randomly were associated with those produced by muscarinic receptor activation
| Nicotinic receptor responses (#) | ||||||
|---|---|---|---|---|---|---|
| ↑sPSCs | ↑sPSCs+Iin | Iin | No response | Total (%) | ||
| Iout | 49 | 23 | 27 | 52 | 57 | |
| Muscarinic | Iout+↑sPSCs | 6 | 1 | 0 | 8 | 6 |
| Receptor | ↑sPSCs | 3 | 0 | 1 | 3 | 3 |
| Responses | ↓sPSCs | 7 | 2 | 3 | 2 | 5 |
| (#) | No response | 15 | 12 | 12 | 41 | 30 |
| Total (%) | 30 | 14 | 16 | 40 | 100a | |
Data are only from cells which were sequentially exposed to both nicotine and carbachol.
a
Approximate value because of rounding off.
Abbreviations: Iin, inward current; Iout, outward current; sPSCs, spontaneous postsynaptic currents.