INTRODUCTION TO CLINICAL
PHARMACOLOGY TEST 10 FINAL PAPER 2026
COMPLETE QUESTIONS AND ANSWERS
◉ Ligand.
Answer: Molecule that binds to a receptor
- Ex.) Drug, neurotransmitter, hormone, messenger molecule
◉ Endogenous Ligand.
Answer: Any substance that is produced within the body and
selectively binds to the type of receptor that is under study
◉ Exogenous Ligand.
Answer: Any substance, originating from outside the body, that
selectively binds to the type of receptor that is under study
◉ Hormone.
Answer: A natural substance that is produced in the body that
influences the way the body grows or develops
- Or a drug that is synthesized within the body
- Ex.) Cortisol, testosterone ect
,◉ Xenobiotic.
Answer: A chemical compound that is foreign to a living organism
◉ Toxin.
Answer: Poisons of biologic origin (ex. snake/ spider venom,
botulinum toxin)
- Produce harmful effects
◉ Toxicant.
Answer: Poisons from non-biological origin
- Ex.) Lead, pharmaceuticals ect
◉ Toxicology.
Answer: Study of harmful or poisonous effects of drugs
◉ Agonists.
Answer: Drugs that bind to and either directly or indirectly activate
the receptor
◉ Agonist.
Answer: Albuterol, which binds to bronchial smooth muscles and
relaxes them is an example of a ________
, ◉ Affinity.
Answer: How tightly a drug binds to the receptor
◉ Potency.
Answer: The amount of drug necessary to elicit a response
◉ High.
Answer: _________ potency = smaller effective dose
◉ Fentanyl.
Answer: Since morphine is dosed in milligrams and fentanyl is dosed
in micrograms, ________ is more potent
◉ Efficacy.
Answer: A drug's ability to produce the maximal desired response
◉ Efficacy.
Answer: Is efficacy or potency more important to clinically
determine a drug's usefulness?
◉ Equi-potency.
PHARMACOLOGY TEST 10 FINAL PAPER 2026
COMPLETE QUESTIONS AND ANSWERS
◉ Ligand.
Answer: Molecule that binds to a receptor
- Ex.) Drug, neurotransmitter, hormone, messenger molecule
◉ Endogenous Ligand.
Answer: Any substance that is produced within the body and
selectively binds to the type of receptor that is under study
◉ Exogenous Ligand.
Answer: Any substance, originating from outside the body, that
selectively binds to the type of receptor that is under study
◉ Hormone.
Answer: A natural substance that is produced in the body that
influences the way the body grows or develops
- Or a drug that is synthesized within the body
- Ex.) Cortisol, testosterone ect
,◉ Xenobiotic.
Answer: A chemical compound that is foreign to a living organism
◉ Toxin.
Answer: Poisons of biologic origin (ex. snake/ spider venom,
botulinum toxin)
- Produce harmful effects
◉ Toxicant.
Answer: Poisons from non-biological origin
- Ex.) Lead, pharmaceuticals ect
◉ Toxicology.
Answer: Study of harmful or poisonous effects of drugs
◉ Agonists.
Answer: Drugs that bind to and either directly or indirectly activate
the receptor
◉ Agonist.
Answer: Albuterol, which binds to bronchial smooth muscles and
relaxes them is an example of a ________
, ◉ Affinity.
Answer: How tightly a drug binds to the receptor
◉ Potency.
Answer: The amount of drug necessary to elicit a response
◉ High.
Answer: _________ potency = smaller effective dose
◉ Fentanyl.
Answer: Since morphine is dosed in milligrams and fentanyl is dosed
in micrograms, ________ is more potent
◉ Efficacy.
Answer: A drug's ability to produce the maximal desired response
◉ Efficacy.
Answer: Is efficacy or potency more important to clinically
determine a drug's usefulness?
◉ Equi-potency.
