A nurse is preparing to administer a medication that acts as an allosteric modulator.What does this mean?

The medication binds to the same site as endogenous ligands

The medication binds to a different site from endogenous ligands

The medication activates receptors directly

Allosteric modulation does not affect pharmacodynamics

Answer and Explanation

The Correct Answer is B

An allosteric modulator is a medication that binds to a specific receptor at a site different from the binding site for endogenous ligands.Allosteric modulators can affect receptor activity by enhancing or inhibiting the binding or activity of endogenous ligands.

a.An allosteric modulator binds to a different site from endogenous ligands,not the same site.

c.An allosteric modulator affects receptor activity indirectly by enhancing or inhibiting the binding or activity of endogenous ligands.

d.Allosteric modulation affects pharmacodynamics by altering receptor activity through indirect mechanisms.

Nursing Test Bank

Quiz #1: RN Exams Pharmacology Exams Quiz #2: RN Exams Medical-Surgical Exams Quiz #3: RN Exams Fundamentals Exams Quiz #4: RN Exams Maternal-Newborn Exams Quiz #5: RN Exams Anatomy and Physiology Exams Quiz #6: RN Exams Obstetrics and Pediatrics Exams Quiz #7: RN Exams Fluid and Electrolytes Exams Quiz #8: RN Exams Community Health Exams Quiz #9: RN Exams Promoting Health across the lifespan Exams Quiz #10: RN Exams Multidimensional care Exams

Get 100+ Naxlex Exit Exams for $79 Try Naxlex NCLEX-RN (14 Day Free-Trial)

Naxlex Comprehensive Predictor Exams

Quiz #1: Naxlex RN Comprehensive online practice 2019 B with NGN Quiz #2: Naxlex RN Comprehensive Predictor 2023 Quiz #3: Naxlex RN Comprehensive Predictor 2023 Exit Exam A Quiz #4: Naxlex HESI Exit LPN Exam Quiz #5: Naxlex PN Comprehensive Predictor PN 2020 Quiz #6: Naxlex VATI PN Comprehensive Predictor 2020 Quiz #8: Naxlex PN Comprehensive Predictor 2023 - Exam 1 Quiz #10: Naxlex HESI PN Exit exam Quiz #11: Naxlex HESI PN EXIT Exam 2

Free Nursing Study Resources

Correct Answer is B

Explanation

Antagonistic effects occur when two drugs produce opposing effects and their combined effect is less than the sum of their individual effects.When administering two drugs with antagonistic effects,the nurse should consider their combined effect and adjust dosing accordingly.

a.Antagonistic effects occur when two drugs produce opposing effects and their combined effect is less than the sum of their individual effects.

c.Antagonistic effects occur when two drugs produce opposing effects and their combined effect is less than the sum of their individual effects.

d.Antagonistic effects affect pharmacodynamics by determining how two drugs interact when given together.

A. The combined effect is greater than either drug alone B. The combined effect is less than either drug alone C. The combined effect is equal to sum of individual effects D. Additive effects do not affect pharmacodynamics

Correct Answer is C

Explanation

Additive effects occur when two drugs produce similar effects and their combined effect is equal to sum of their individual effects.When administering two drugs with additive effects,the nurse should consider their combined effect and adjust dosing accordingly.

a.Additive effects occur when two drugs produce similar effects and their combined effect is equal to sum of their individual effects

b.Additive effects occur when two drugs produce similar effects and their combined effect is equal to sum of their individual effects

d.Additive effects affect pharmacodynamics by determining how two drugs interact when given together

View Question and Answer

Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.

Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today

A nurse is preparing to administer a medication that acts as an allosteric modulator.What does this mean?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is preparing to administer two medications with antagonistic effects.What should be considered when administering these drugs?

Correct Answer is B

Explanation

A nurse is preparing to administer two medications with additive effects.What should be considered when administering these drugs?

Correct Answer is C

Explanation

A nurse is preparing to administer two medications with synergistic effects.What should be considered when administering these drugs?

A nurse is preparing to administer a medication that acts as an agonist at a specific receptor. What effect will this medication have?

A nurse is preparing to administer a medication that has a low therapeutic index.What should be considered when administering this drug?

A nurse is preparing to administer a medication that acts as an allosteric modulator.What does this mean?

A nurse is preparing to administer a medication that has a high affinity for its target receptor. What does this mean?

A nurse is preparing to administer a medication that has high intrinsic efficacy.What does this mean?

A nurse is preparing to administer a medication that acts as an antagonist at a specific receptor. What effect will this medication have?

A nurse is preparing to administer a medication that acts as an inverse agonist.What does this mean?