Molecular Pharmacology MCQs with Answers

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Welcome to the Molecular Pharmacology MCQs with Answers. In this post, we have shared Molecular Pharmacology Online Test for different competitive exams. Find practice Molecular Pharmacology Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Molecular Pharmacology.

Molecular Pharmacology Online Quiz

By presenting 3 options to choose from, Molecular Pharmacology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Molecular Pharmacology Questions and Answers and click over the correct answer.

Test Name: Molecular Pharmacology MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Molecular Pharmacology

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1 / 40

Which type of receptors are activated by lipid-soluble hormones that enter the cell and bind to receptors in the cytoplasm or nucleus?

Ionotropic receptors

G-protein coupled receptors

Intracellular receptors

2 / 40

Which type of receptors are linked to intracellular signaling pathways through G-proteins?

G-protein coupled receptors

Intracellular receptors

Ionotropic receptors

3 / 40

What is the term for the process where drugs are metabolized into inactive compounds by enzymes?

Biotransformation

Absorption

Distribution

4 / 40

What is the term for the study of the biochemical and physiological effects of drugs and their mechanisms of action?

Biochemistry

Pharmacology

Molecular biology

5 / 40

Which type of drugs bind to a receptor and produce a physiological response similar to the endogenous ligand?

Agonists

Antagonists

Inhibitors

6 / 40

Which type of receptors are found inside the cell and are activated by steroid hormones?

Ionotropic receptors

Intracellular receptors

G-protein coupled receptors

7 / 40

What is the term for drugs that bind to a receptor and decrease its activity?

Antagonists

Inhibitors

Agonists

8 / 40

Which type of receptors are ligand-gated ion channels that mediate rapid synaptic transmission?

Intracellular receptors

G-protein coupled receptors

Ionotropic receptors

9 / 40

Which type of receptors are typically located on the cell surface and transduce extracellular signals?

G-protein coupled receptors

Intracellular receptors

Ion channels

10 / 40

What is the term for the study of how drugs are absorbed, distributed, metabolized, and excreted in the body?

Pharmacodynamics

Pharmacokinetics

Clinical pharmacology

11 / 40

What is the study of how drugs interact with biological systems at the molecular level called?

Pharmacodynamics

Pharmacokinetics

Molecular pharmacology

12 / 40

Which type of receptors are ligand-gated ion channels that mediate the effects of neurotransmitters?

Ionotropic receptors

Intracellular receptors

G-protein coupled receptors

13 / 40

Which type of drugs bind to a receptor and mimic the effects of endogenous ligands?

Antagonists

Agonists

Inhibitors

14 / 40

Which type of drug interactions occur when two drugs together produce a combined effect that is less than the sum of their individual effects?

Synergistic

Antagonistic

Additive

15 / 40

Which type of drug interactions occur when the effects of two drugs together are greater than the sum of their individual effects?

Additive

Antagonistic

Synergistic

16 / 40

What is the term for the time required for the concentration of a drug in the bloodstream to decrease by half?

Half-life

Onset

Duration

17 / 40

What is the term for the process where drugs are absorbed into the bloodstream from the site of administration?

Absorption

Biotransformation

Distribution

18 / 40

What is the term for drugs that bind to receptors and produce a weaker response than full agonists?

Antagonists

Partial agonists

Inhibitors

19 / 40

What is the term for drugs that enhance the activity of a neurotransmitter at its receptor site?

Inhibitors

Agonists

Antagonists

20 / 40

What is the term for drugs that bind to a receptor and have no effect on its activity?

Agonists

Inhibitors

Antagonists

21 / 40

Which type of drug interactions occur when two drugs together produce a combined effect that is equal to the sum of their individual effects?

Additive

Antagonistic

Synergistic

22 / 40

Which type of drugs bind to a receptor and inhibit its activity, blocking the action of agonists?

Agonists

Inhibitors

Antagonists

23 / 40

What is the term for the ability of a drug to bind to its target receptor and initiate a response?

Affinity

Potency

Efficacy

24 / 40

What is the term for the maximum effect that a drug can produce, regardless of the dose?

Affinity

Potency

Efficacy

25 / 40

Which type of drug interactions occur when two drugs together produce a combined effect that is greater than the sum of their individual effects?

Additive

Synergistic

Antagonistic

26 / 40

What is the term for drugs that bind to a receptor and have a moderate effect, less than full agonists but more than antagonists?

Inhibitors

Antagonists

Partial agonists

27 / 40

What is the term for the process where drugs are distributed throughout the body after absorption?

Distribution

Absorption

Biotransformation

28 / 40

What is the term for the study of drug absorption, distribution, metabolism, and excretion in the body?

Clinical pharmacology

Pharmacokinetics

Pharmacodynamics

29 / 40

What is the term for the amount of drug administered to achieve a desired effect?

Dose

Concentration

Dosage

30 / 40

Which type of drugs bind to a receptor and prevent the binding of an agonist, blocking its action?

Antagonists

Agonists

Inhibitors

31 / 40

Which type of drugs inhibit enzyme activity by binding to the enzyme's active site?

Non-competitive inhibitors

Competitive inhibitors

Allosteric inhibitors

32 / 40

What is the term for the measure of the amount of drug needed to produce a response?

Potency

Affinity

Efficacy

33 / 40

What is the term for drugs that bind to specific proteins on the surface of cells?

Enzymes

Ligands

Antagonists

34 / 40

Which type of drug interactions occur when the effects of one drug are decreased by the presence of another drug?

Antagonistic

Synergistic

Additive

35 / 40

What is the term for drugs that bind to a receptor and activate it, producing a response weaker than full agonists?

Inhibitors

Antagonists

Partial agonists

36 / 40

What is the term for the therapeutic effect of a drug relative to its toxicity?

Potency

Therapeutic index

Efficacy

37 / 40

Which type of drugs bind to a receptor and prevent activation by endogenous molecules?

Agonists

Antagonists

Partial agonists

38 / 40

Which type of drug interactions occur when the combined effect of two drugs equals the sum of their individual effects?

Antagonistic

Additive

Synergistic

39 / 40

Which type of receptors are directly coupled to ion channels and mediate fast synaptic transmission?

Ionotropic receptors

G-protein coupled receptors

Intracellular receptors

40 / 40

Which type of drugs bind to a receptor and activate it, mimicking the action of endogenous ligands?

Antagonists

Inhibitors

Agonists

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admin4 weeks ago

0 3 1 minute read