24 Questions
Which type of opioid is the most potent?
Fentanyl
Which of the following is NOT a type of opioid?
Methamphetamine
Which neurotransmitter is involved in the coordinated contraction and relaxation of skeletal muscle?
Acetylcholine
Which neurotransmitter has a role in learning and memory in the CNS?
Acetylcholine
Which neurotransmitter is blocked by Curare?
Acetylcholine
Which neurotransmitter is synthesized from L-DOPA?
Dopamine
Which route of administration involves snorting a substance into the nasal cavities?
Intranasal Administration
What is the purpose of Intracerebral Administration?
To administer a substance into a specific area of the brain
What is the relationship between tolerance and the Dose-Response curve for euphoria?
Tolerance shifts the Dose-Response curve to the right fast
What is the therapeutic index (TI) related to?
The margin of safety concept
Which stage of addiction is characterized by reward-seeking behavior?
Early Stage
What is the mechanism of action of an antagonist drug?
Decreases effects of a neurotransmitter on the postsynaptic cell
What is the effect of repeated administration of a drug on its effectiveness?
It increases the effectiveness of the drug
Which neurotransmitter is primarily responsible for pleasure-seeking behavior?
Dopamine
Which dopaminergic system is targeted by ADHD medications?
Mesocortical
Which dopaminergic system is associated with cognitive problems and psychosis?
Mesocortical
Which type of drug blocks the effects of norepinephrine and epinephrine in the body?
Beta Blockers
Which route of administration is the fastest in terms of drug absorption and peak blood concentration?
Intravenous (IV) Injection
Which route of administration is commonly used for insulin delivery?
Subcutaneous (SC) Injection
Which route of administration bypasses the stomach and increases the potency and amount of a drug?
Intra-rectal Administration
Which route of administration is commonly used for delivering drugs to the lungs?
Inhalation
Which mechanism of action describes a drug that stimulates the release of neurotransmitters?
Mechanism No. 4
Which mechanism of action describes a drug that blocks the autoreceptors?
Mechanism No. 9
Which mechanism of action describes a drug that deactivates destructive enzymes?
Mechanism No. 11
Test your knowledge on the mechanism of drug action with this quiz! Explore how drugs can bind to postsynaptic receptors and block them, using a broken key analogy. Discover why mechanisms 6 & 7 are powerful as they don't require interaction with neurotransmitters. Learn how drugs can take the place of neurotransmitters, rendering presynaptic processes unnecessary.
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