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NURS6203 Advanced Pharmacology Midterm Exam Review (Questions & Answers), Exams of Nursing

A comprehensive review of key concepts in advanced pharmacology, covering various drug classes and their mechanisms of action, therapeutic uses, side effects, and monitoring parameters. It includes multiple-choice, true/false, fill-in-the-blank, and multiple-response questions with answers and rationales, making it a valuable resource for students preparing for a midterm exam in advanced pharmacology.

Typology: Exams

2024/2025

Available from 01/11/2025

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©2024/2025
AGPCNP NURS6203
Advanced Pharmacology
Midterm Exam Review (Qns & Ans)
2025
1. Which of the following is the primary mechanism of action of
angiotensin-converting enzyme (ACE) inhibitors?
- A. Inhibition of angiotensin II receptors
- B. Inhibition of renin release
- C. Inhibition of angiotensin-converting enzyme
- D. Inhibition of aldosterone secretion
- ANS: C. Inhibition of angiotensin-converting enzyme
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AGPCNP NURS6 203

Advanced Pharmacology

Midterm Exam Review (Qns & Ans)

  1. Which of the following is the primary mechanism of action of angiotensin-converting enzyme (ACE) inhibitors?
    • A. Inhibition of angiotensin II receptors
    • B. Inhibition of renin release
    • C. Inhibition of angiotensin-converting enzyme
    • D. Inhibition of aldosterone secretion
    • ANS : C. Inhibition of angiotensin-converting enzyme
  • Rationale: ACE inhibitors work by inhibiting the enzyme that converts angiotensin I to angiotensin II, leading to vasodilation and reduced blood pressure.
  1. What is the primary therapeutic use of beta-blockers in cardiovascular disease?
  • A. Increasing heart rate
  • B. Reducing blood pressure
  • C. Enhancing cardiac output
  • D. Increasing myocardial oxygen demand
  • ANS : B. Reducing blood pressure
  • Rationale: Beta-blockers reduce blood pressure by blocking beta-adrenergic receptors, leading to decreased heart rate and myocardial contractility.
  1. Which of the following is a common side effect of statins?
  • A. Hyperglycemia
  • B. Myopathy
  • C. Hypertension
  • D. Bradycardia
  • ANS : B. Myopathy
  • Rationale: Calcium channel blockers cause vasodilation by inhibiting the influx of calcium ions into vascular smooth muscle cells, leading to reduced blood pressure.
  1. True or False: Insulin is the primary treatment for type 2 diabetes mellitus.
  • ANS : False
  • Rationale: Oral hypoglycemic agents are typically the first- line treatment for type 2 diabetes mellitus, while insulin is used when oral medications are insufficient. Multiple Response Questions
  1. Which of the following are common side effects of corticosteroids? (Select all that apply)
  • A. Hyperglycemia
  • B. Osteoporosis
  • C. Weight loss
  • D. Hypertension
  • ANS : A, B, D
  • Rationale: Common side effects of corticosteroids include hyperglycemia, osteoporosis, and hypertension. Weight loss is not typically associated with corticosteroid use.
  1. Which of the following medications are used to treat heart failure? (Select all that apply)
    • A. ACE inhibitors
    • B. Beta-blockers
    • C. Calcium channel blockers
    • D. Diuretics
    • ANS : A, B, D
    • Rationale: Medications used to treat heart failure include ACE inhibitors, beta-blockers, and diuretics. Calcium channel blockers are not typically used for heart failure management. Additional Questions
  2. What is the primary goal of anticoagulant therapy?
    • ANS : To prevent blood clot formation
    • Rationale: Anticoagulant therapy aims to prevent the formation of blood clots, reducing the risk of thromboembolic events such as stroke and deep vein thrombosis.
  3. Which medication is commonly used as a first-line treatment for hypertension?
    • ANS : Thiazide diuretics
  • ANS : C. Constipation
  • Rationale: Constipation is a common side effect of opioid analgesics due to their effect on the gastrointestinal tract.
  1. True or False: Antihistamines are used to treat allergic reactions by blocking histamine receptors.
  • ANS : True
  • Rationale: Antihistamines treat allergic reactions by blocking histamine receptors, reducing symptoms such as itching, swelling, and redness.
  1. Fill in the blank: __________ is a medication used to treat hyperlipidemia by inhibiting the enzyme HMG-CoA reductase.
  • ANS : Statins
  • Rationale: Statins are used to treat hyperlipidemia by inhibiting the enzyme HMG-CoA reductase, reducing cholesterol synthesis in the liver.
  1. Multiple Response: Which of the following are indications for the use of diuretics? (Select all that apply)
  • A. Hypertension
  • B. Heart failure
  • C. Edema
  • D. Hyperthyroidism
  • ANS : A, B, C
  • Rationale: Indications for the use of diuretics include hypertension, heart failure, and edema. Diuretics are not used to treat hyperthyroidism.
  1. Multiple Choice: What is the primary mechanism of action of selective serotonin reuptake inhibitors (SSRIs)?
  • A. Inhibition of norepinephrine reuptake
  • B. Inhibition of dopamine reuptake
  • C. Inhibition of serotonin reuptake
  • D. Inhibition of acetylcholine reuptake
  • ANS : C. Inhibition of serotonin reuptake
  • Rationale: SSRIs work by inhibiting the reuptake of serotonin, increasing its availability in the synaptic cleft and improving mood.
  1. True or False: Antipsychotic medications are used to treat schizophrenia by blocking dopamine receptors.
  • ANS : True
  • Rationale: Antipsychotic medications treat schizophrenia by blocking dopamine receptors, reducing symptoms such as hallucinations and delusions.

Rationale: The liver plays a crucial role in the biotransformation of drugs, making it essential in pharmacology. True/False: The therapeutic window is defined as the range of drug doses that can treat disease effectively without having toxic effects. Correct ANS : True Rationale: The therapeutic window indicates the safety margin of a drug, balancing efficacy and toxicity. Multiple Response: Which of the following factors can affect drug metabolism? (Select all that apply) A) Age B) Genetics C) Route of administration D) Concurrent medications Correct ANS s: A) Age, B) Genetics, D) Concurrent medications Rationale: Age and genetic factors can significantly influence metabolic pathways, while concurrent medications can lead to drug interactions.

Multiple Choice: The term “first-pass effect” refers to: A) The elimination of a drug after administration B) The reduction of drug concentration before it reaches systemic circulation C) The time taken for a drug to exert its effects D) The mechanism by which drugs are excreted Correct ANS : B) The reduction of drug concentration before it reaches systemic circulation Rationale: The first-pass effect occurs when drugs are metabolized in the liver before reaching systemic circulation, affecting their bioavailability. Fill-in-the-Blank: The __ receptor is a common target for many antidepressant medications. Correct ANS : serotonin Rationale: Many antidepressants, especially SSRIs, target serotonin receptors to increase serotonin levels in the synaptic cleft. True/False:

A) Metformin B) Atorvastatin C) Lisinopril D) Warfarin Correct ANS : B) Atorvastatin Rationale: Atorvastatin is a statin that specifically targets cholesterol levels by inhibiting HMG-CoA reductase. Fill-in-the-Blank: The process by which a drug is transferred from the bloodstream to the site of action is known as __. Correct ANS : distribution Rationale: Distribution describes how drugs circulate in the body and reach their target tissues. True/False: Pharmacodynamics focuses on what the body does to the drug. Correct ANS : False Rationale: Pharmacodynamics examines what the drug does to the body, including the mechanism of action and effects. Multiple Response:

Which of the following are considered potential causes of drug- drug interactions? (Select all that apply) A) Enzyme induction B) Altered absorption C) Genetic polymorphisms D) Patient compliance Correct ANS s: A) Enzyme induction, B) Altered absorption, C) Genetic polymorphisms Rationale: These factors can influence how drugs interact with each other, affecting efficacy and safety. Multiple Choice: Which of the following medications is classified as a monoclonal antibody? A) Ibuprofen B) Adalimumab C) Metoprolol D) Omeprazole Correct ANS : B) Adalimumab Rationale: Adalimumab is a monoclonal antibody used in the treatment of autoimmune diseases.

Rationale: Anticoagulants work through various mechanisms, such as inhibiting vitamin K, directly affecting thrombin, and preventing platelet aggregation. Multiple Choice: Which of the following agents is a common diuretic used in hypertension management? A) Furosemide B) Levothyroxine C) Simvastatin D) Metformin Correct ANS : A) Furosemide Rationale: Furosemide is a loop diuretic frequently prescribed for hypertension and fluid retention. Fill-in-the-Blank: __ is the phenomenon where the effect of a drug is diminished over time due to continuous exposure. Correct ANS : Tolerance Rationale: Tolerance can develop with prolonged drug use, requiring higher doses to achieve the same effect.

True/False: All antibiotics are effective against viral infections. Correct ANS : False Rationale: Antibiotics are designed to target bacterial infections and are ineffective against viruses. Multiple Response: Which of the following are common factors that influence drug adherence? (Select all that apply) A) Complexity of the regimen B) Cost of medication C) Patient education D) Age of the patient Correct ANS s: A) Complexity of the regimen, B) Cost of medication, C) Patient education Rationale: These factors significantly impact a patient's ability or willingness to adhere to prescribed medication regimens.

  1. Which of the following enzymes is primarily responsible for the metabolism of warfarin in the liver?
    • A. CYP2D
    • B. CYP3A
  • C. Metabolism
  • D. Excretion ANS : D. Excretion Rationale: Renal impairment primarily affects the excretion of drugs, leading to accumulation and the need for dosage adjustments.
  1. What is the primary mechanism of action of metformin in managing type 2 diabetes?
  • A. Increases insulin secretion
  • B. Decreases hepatic glucose production
  • C. Delays intestinal absorption of glucose
  • D. Enhances peripheral glucose uptake ANS : B. Decreases hepatic glucose production Rationale: Metformin primarily reduces hepatic glucose production, thus lowering blood glucose levels.
  1. Which medication is known as a P-glycoprotein inhibitor that can increase the bioavailability of drugs like digoxin?
  • A. Rifampin
  • B. Verapamil
  • C. Phenytoin
  • D. St. John's Wort ANS : B. Verapamil Rationale: Verapamil inhibits P-glycoprotein, which is responsible for drug efflux, thereby increasing digoxin levels. Fill-in-the-Blank Questions
  1. The bioavailability of orally administered drugs is affected by the __________ effect, which refers to the initial metabolism in the liver before reaching systemic circulation. ANS : first-pass Rationale: The first-pass effect significantly reduces the concentration of active drug available to exert its therapeutic effect.
  2. ____________ is a neuropeptide that plays a significant role in the pathophysiology of migraine by promoting vasodilation and neurogenic inflammation. ANS : Calcitonin gene-related peptide (CGRP) Rationale: CGRP is implicated in migraine pathways, leading to new therapeutic targets like CGRP receptor antagonists.
  3. The therapeutic range of lithium for maintenance therapy in bipolar disorder is typically _____ to ______ mEq/L. ANS : 0.6 to 1.2 mEq/L