Pharmacology MCQs

Which of the following cholinomimetics activates both muscarinic and nicotinic receptors?

Indicate the skeletal muscle relaxant, which is a depolarizing agent:

Indicate a cholinomimetic agent, which is related to direct-acting drugs:

Indicate the local anesthetic agent, which has a shorter duration of action:

An antagonist is a substance that:

Which of the following agents is a ganglion-blocking drug?

Indicate a muscarinic receptor-blocking drug:

Muscarinic receptors are located in:

A good local anesthetic agent shouldn’t cause:

The reasons determing bioavailability are:

Pick out the answer which is the most appropriate to the term “receptor”

What does “pharmacokinetics” include?

The mechanism of atropine action is:

Pick out the appropriate alimentary route of administration when passage of drugs through liver is minimized:

What does “pharmacokinetics” include?

The main mechanism of most drugs absorption in GI tract is:

The group of nicotinic receptor-blocking drugs consists of:

Pharmacodynamics involves the following?

An agonist is a substance that:

Pharmacokinetics is:

Which one of the following local anesthetics is an ester of benzoic acid?

Indicate the drug, which has greater potency of the local anesthetic action:

A hydrophilic medicinal agent has the following property:

Which of the following drugs is a nondepolarizing muscle relaxant?

Characteristics of carbachol include all of the following EXCEPT:

What does “pharmacokinetics” include?

Which one of the following groups is responsible for the duration of the local anesthetic action?

Target proteins which a drug molecule binds are:

Acetylcholine is not a specific neurotransmitter at:

What is implied by «active transport»?

What kind of substances can’t permeate membranes by passive diffusion?

Acetylcholine is not used in clinical practice because:

Indicate the drug, which is rapidly and fully distributed into CNS and has a greater effect than most other antimuscarinic
agents?

Local anesthetics produce:

Pharmacodynamics involves the study of following?

M3 receptor subtype is located:

The effect of the drug on parasympathetic function declines rapidly in all organs EXCEPT:

Which of the following direct-acting cholinomimetics is mainly muscarinic in action?

The symptoms of mushroom poisoning include all of the following EXCEPT:

Indicate the local anesthetic, which is an ester of paraaminobenzoic acid:

Which of the following drugs is both a muscarinic and nicotinic blocker?

If an agonist can produce submaximal effects and has moderate efficacy it’s called:

Indicate the location of M2 cholinoreceptor type:

What does the term “bioavailability” mean?

Parasympathomimetic drugs cause:

Which one of the following groups is responsible for the potency and the toxicity of local anesthetics?

Ionizable group is responsible for:

If an agonist can produce maximal effects and has high efficacy it’s called:

Pharmacodynamics involves the study of following EXCEPT:

What does “affinity” mean?

Most local anesthetic agents consist of: