Table II.
Activations during passive smelling of acetone (acetone − air contrast)†
| Region | Z‐score (mean) | Size (cm3) | Coordinates |
|---|---|---|---|
| Left insula and claustruma | 4.0 | 5.3 | −32 −1 3 |
| Right insula and claustrum + amygdala | 3.9 | 3.2 | 32 −3 2 |
| Hypothalamus, thalamus (MDvc and VMPo), brainstem | 3.5 | 4.0 | 5 −27 −15 |
| Brainstem (including trigeminal nuclei) | 4.1 | 3.1 | 2 −32 −25 |
| Anterior cingulate (posterior portion) | 3.7 | 2.1 | 0 34 26 |
| Right cerebellar hemisphere | 3.4 | 2.2 | 22 −52 −52 |
| Cerebellar vermis | 3.4 | 2.1 | 4 −59 −14 |
†
The presented centers of gravity were obtained at Z > 3.1 and cluster size > 1.1 cm3 yielding P < 0.05. MDvc, the medial dorsal nucleus; VMPo, the ventral medial nucleus of the thalamus.
a
Cluster including a minor part of S1 (central representation of face).