Behavioural and pharmacological characterization of the mouth movements induced by muscarinic agonists in the rat.
Pilocarpine administered in doses of 1.25-10.0 mg/kg (IP) produced a variety of mouth movements in the rat. The most frequent of these movements was a chewing behaviour, which increased up to a mean frequency of over 40 per min at the highest doses. Tongue protrusion and gaping also showed dose-dependent increases. Yawning tended to increase in some doses, though these increases were not significant, and yawning was relatively infrequent. Pre-treatment with scopolamine reduced these responses...Expand abstract
- Publication status:
- Publisher copy:
- Copyright date:
Views and Downloads
If you are the owner of this record, you can report an update to it here: Report update to this record