USMLE-like pharmacology quiz. Part 4: pharmacodynamics

The following are multiple choice questions in a style similar to those included in the USMLE step 1. The main topic here is: pharmacodynamics. This quiz has been uploaded to Scribd by medical student James Lamberg. The correct answers can be found in link at the end of this post. Note: the words underlined don’t […]

Pharmacodynamics topics. What is affinity?

The following pharmacological definition has been taken from the Pharmacology and Experimental Therapeutics Department Glossary at Boston University School of Medicine. Affinity: The equilibrium constant of the reversible reaction of a drug with a receptor to form a drug-receptor complex; the reciprocal of the dissociation constant of a drug-receptor complex. Under the most general conditions, […]