Cerebelul este regiunea din creier asociată cu emoţiile primare, cum ar fi teama sau plăcerea. În cazul peştilor, aceeaşi regiune din creier este asociată cu procesul de învăţare şi cu mişcarea, dar şi cu frica izvorâtă din experienţele anterioare, la fel ca şi în cazul oamenilor.
Lidocaina, folosită în experiment, este utilizată de dentişti, dar şi în chirurgie. Dezavantajul acestui tratament este acela ca efectul anestezicului este doar temporar, îndată ce medicamentul îşi pierde forţa, peştele „amintindu-şi” de fobie, notează ziare.com.
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