PTCB Review 2024/2025 Exam Questions & Answers
Pharmacology - ANSWERSthe study of drugs and their interactions with living systems
Pharmacokinetics - ANSWERSThe branch of pharmacology that interprets what happens to a drug after it
enters the body, from when it is administered to the point of excretion.
LADME - ANSWERSliberation, absorption, distribution, metabolism, elimination
Bioavailability - ANSWERSThe percentage of the drug that actually reaches circulation
First pass effect - ANSWERSTHe breakdown of drugs before they reach circulation
Bioequivalance - ANSWERSDifferent drug products result in equal concentrations in the plasma and tissues when given to the same patient
Volume of distribution (Vd) - ANSWERSA parameter that represents a drug's tendency to remain in the plasma or spread to different tissue
Clearance - ANSWERSThe volume of plasma cleared for a drug during a specific time period
Elimination half-life - ANSWERSThe time required for the drug to reach half its peak concentration
Pharmacodynamics - ANSWERSThe branch of pharmacology that studies how a drug affects the body
Agonist - ANSWERSA chemical that binds to receptors and stimulates activity
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