Nurs 5334 - M1 Study Guide Questions And Correct Answers

Therapeutic index {Ans: - measure of drug safety - ratio between LD50/ED50 wide therapeutic index means the drug is safe and easy to dose; a narrow therapeutic index indicates that a drug is relatively unsafe and hard to regulate the dose}Pharmacodynamics {Ans: - study of what drugs do to the body, and how they do it - study of biochemical and physiologic effects of drugs - the molecular mechanisms by which effects are produced}Minimum effective concentration {Ans: amount of drug required to produce a therapeutic effect}Modified Occupancy Theory {Ans: Affinity and intrinsic activity}Ways for drugs to cross the cell membrane {Ans: 1. Channels 2. Pore transport systems - P-glycoprotein system 3. Direct penetration}Parts of a prescription {Ans: - prescriber name - license number - contact information - DEA number (prescriber and supervising) - patient name - DOB - allergies - name of medication - indication - strength - frequency - signature}