After reading this article you will learn about:- 1. Definition of Drug Action and Receptors 2. Theories for Relationship Between Drug-Receptor Interaction. Definition of Drug Action and Receptors: The term "drug action" is used to describe the method by which the drug influences a cell and the term 'Drug effect or response' is a sequel to this action. Modification of [...]
This article throws light upon the three important things you need to know about receptors. They are:- 1. Spare Receptors 2. Silent Receptors 3. Tachyphylaxis and Desensitization. Thing # 1. Spare Receptors: A highly active agonist with a high efficacy can produce a maximal response with a concentration that does not occupy all the receptors. The receptors that remain unoccupied [...]
After reading this article you will learn about the classification of anaesthetics. Distribution of Volatile Anaesthetics: Volatile anaesthetics are stable within the body and are eliminated in the same form in which they are inhaled. Their movement within the body confirms to the fundamental gas laws. A volatile anaesthetic affects the nervous tissue by reversible physical union with the vital [...]