Which preparation was initially used to study the effects of pharmacological agents on the opiate receptor?
A) Guinea pig ileum
B) Spinal cord preparation
C) Cortical slice
D) Hippocampal slice

Question

Quizplus · Accepted Answer

The guinea pig ileum preparation was initially used to study the effects of pharmacological agents on the opiate receptor. This preparation allowed for the measurement of the contractile response of the ileum to different pharmacological agents, including opiates. The response could be studied in the presence or absence of different antagonists to determine the binding properties and specificity of the opiate receptor.

Which Preparation Was Initially Used to Study the Effects of Pharmacological