Galen Pharmacology Exam 1 | Questions with 100% Verified
Answers | Latest Update 2026/2027
Question: What is Pharmacokinetics
Answer:
what the body does to the drug
Question: What is Pharmacodynamics
Answer:
what the drug does to the body
Question: What phase is Pharmacokinetics
Answer:
Absorption phase
Question: Where does absorption of a drug take place
Answer:
Small intestine
Question: What affects absorption time
Answer:
-Pill type
-stomach contents
-blood circulation
-pain, stress, anxiety
-route of administration
Question: Contraindicators for medications
Answer:
Grapefruit juice and antacids
Question: what is disintegration
Answer:
breakdown of oral drug into smaller particles
,Question: What is dissolution
Answer:
Process of combining small drug particles with liquid to form a solution
Question: What is drug absorption
Answer:
Drug movement from GI tract into bloodstream
happens in small intestine
Question: What is bioavailability
Answer:
What is left of drug after swallowing.
PO meds will never have 100% bioavailability
Question: Factors affecting Bioavailability
Answer:
-Absorption
-first pass metabolism
-Drug form
-route of admin
-gastric mucous % motility
-changes in liver metabolism
-Administration w/ food and other drugs
Question: What is first pass effect
Answer:
drugs absorbed from the GI tract enter the portal vein and pass through the liver before
entering circulation.
PO meds only
Question: Characteristics of ADHD
Answer:
Inattentiveness, inability to concentrate, restlessness, hyperactivity, inability to complete
tasks, impulsivity
Question: Characteristics of narcolepsy
Answer:
recurrent attacks of drowsiness and sleep during daytime
unable to control sleep
falling asleep while driving, talking, eating, standing
, Question: Where does drug metablosim occur
Answer:
In the the liver
Question: What is drug metabolism
Answer:
process of body chemically changing drug into a form to be excreted
Question: What is the half-life of a drug?
Answer:
the time it takes for the drug in body to be reduced by half
Question: What is a loading dose
Answer:
Large initial dose of medication followed by small maintence dose
Question: Where does drug excretion occur?
Answer:
kidneys
Question: Ways drug excretion takes place
Answer:
Kidneys, liver (bile), feces, lungs, saliva
Question: What is the primary effect of a drug
Answer:
Why you're taking the drug (desirable response)
Question: What is the secondary effect of a drug
Answer:
Side effects (can be desirable or undesirable)
Question: What is the therapeutic index?
Answer:
ratio of toxic dose to therapeutic dose
Answers | Latest Update 2026/2027
Question: What is Pharmacokinetics
Answer:
what the body does to the drug
Question: What is Pharmacodynamics
Answer:
what the drug does to the body
Question: What phase is Pharmacokinetics
Answer:
Absorption phase
Question: Where does absorption of a drug take place
Answer:
Small intestine
Question: What affects absorption time
Answer:
-Pill type
-stomach contents
-blood circulation
-pain, stress, anxiety
-route of administration
Question: Contraindicators for medications
Answer:
Grapefruit juice and antacids
Question: what is disintegration
Answer:
breakdown of oral drug into smaller particles
,Question: What is dissolution
Answer:
Process of combining small drug particles with liquid to form a solution
Question: What is drug absorption
Answer:
Drug movement from GI tract into bloodstream
happens in small intestine
Question: What is bioavailability
Answer:
What is left of drug after swallowing.
PO meds will never have 100% bioavailability
Question: Factors affecting Bioavailability
Answer:
-Absorption
-first pass metabolism
-Drug form
-route of admin
-gastric mucous % motility
-changes in liver metabolism
-Administration w/ food and other drugs
Question: What is first pass effect
Answer:
drugs absorbed from the GI tract enter the portal vein and pass through the liver before
entering circulation.
PO meds only
Question: Characteristics of ADHD
Answer:
Inattentiveness, inability to concentrate, restlessness, hyperactivity, inability to complete
tasks, impulsivity
Question: Characteristics of narcolepsy
Answer:
recurrent attacks of drowsiness and sleep during daytime
unable to control sleep
falling asleep while driving, talking, eating, standing
, Question: Where does drug metablosim occur
Answer:
In the the liver
Question: What is drug metabolism
Answer:
process of body chemically changing drug into a form to be excreted
Question: What is the half-life of a drug?
Answer:
the time it takes for the drug in body to be reduced by half
Question: What is a loading dose
Answer:
Large initial dose of medication followed by small maintence dose
Question: Where does drug excretion occur?
Answer:
kidneys
Question: Ways drug excretion takes place
Answer:
Kidneys, liver (bile), feces, lungs, saliva
Question: What is the primary effect of a drug
Answer:
Why you're taking the drug (desirable response)
Question: What is the secondary effect of a drug
Answer:
Side effects (can be desirable or undesirable)
Question: What is the therapeutic index?
Answer:
ratio of toxic dose to therapeutic dose
