Pharmacology Overview Quiz

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Questions and Answers

What is the primary action of DMARDs categorized as immunosuppressive?

  • Increase the activity of the immune system.
  • Promote weight gain in the patient.
  • Enhance the inflammatory response.
  • Suppress cancer growth and proliferation. (correct)

Which of the following is NOT a contraindication for the use of colchicine in the treatment of gout?

  • Use of high-dose aspirin.
  • Severe gastrointestinal problems.
  • Severe renal problems.
  • Mild hypertension. (correct)

What specific impact do uricosurics have on uric acid levels?

  • Have no effect on uric acid levels.
  • Completely eliminate uric acid from the body.
  • Lower serum uric acid by increasing its absorption.
  • Increase the excretion of uric acid by inhibiting its reabsorption. (correct)

What lifestyle change is suggested when using allopurinol to manage gout?

<p>Increase water intake. (C)</p> Signup and view all the answers

What might a client experience if steroids are stopped abruptly?

<p>Withdrawal symptoms. (A)</p> Signup and view all the answers

Which factor is NOT considered to affect the absorption of a drug?

<p>Patient's blood type (C)</p> Signup and view all the answers

What is the primary site for drug metabolism in the body?

<p>Liver (C)</p> Signup and view all the answers

How does IV administration affect bioavailability compared to oral administration?

<p>It provides 100% bioavailability. (D)</p> Signup and view all the answers

What does the term 'half-life' (t1/2) refer to in pharmacology?

<p>The time it takes for half of the drug concentration to be eliminated. (D)</p> Signup and view all the answers

What is the primary action of adrenergic agonists on blood vessels?

<p>Vasodilation (B)</p> Signup and view all the answers

Which of the following factors does NOT influence drug distribution in the body?

<p>Patient's hydration status (C)</p> Signup and view all the answers

Which phrase best describes the pharmacodynamic phase of drug action?

<p>The process of a drug binding to receptors to produce or block a response. (D)</p> Signup and view all the answers

Which effect is expected from cholinergic antagonists?

<p>Urinary retention (D)</p> Signup and view all the answers

What distinguishes nonspecific and nonselective drugs from specific drugs?

<p>Nonspecific drugs can affect multiple receptor types (B)</p> Signup and view all the answers

Which of the following statements regarding 'bioavailability' is true?

<p>It is directly related to how quickly the drug is absorbed. (B)</p> Signup and view all the answers

Which of the following is NOT a characteristic of adrenergic blockers?

<p>Dilate lungs (D)</p> Signup and view all the answers

What is the effect of cholinergic agonists on the pupil?

<p>Constrict pupil (C)</p> Signup and view all the answers

In patients with renal dysfunction, how is the creatinine clearance typically affected?

<p>Decreased (A)</p> Signup and view all the answers

What term describes the maximum effect a drug can achieve?

<p>Efficacy (A)</p> Signup and view all the answers

What is the primary physiological effect of adrenergic antagonists on the heart?

<p>Decreased heart rate (A)</p> Signup and view all the answers

Which of the following best describes tachyphylaxis?

<p>The rapid decrease in drug response (D)</p> Signup and view all the answers

Which of the following does NOT belong to the five rights of medication administration?

<p>Right retention (A)</p> Signup and view all the answers

Which factor does NOT modify drug response?

<p>Barometric pressure (B)</p> Signup and view all the answers

What is the potential risk associated with OTC medications?

<p>Increased risk of drug interactions (A)</p> Signup and view all the answers

Which of the following statements regarding geriatric pharmacology is incorrect?

<p>Older adults often take fewer medications. (D)</p> Signup and view all the answers

Which of the following practices is NOT a part of national patient safety goals?

<p>Patient education on lifestyle changes (B)</p> Signup and view all the answers

Which term refers to the study of how cultural factors influence drug therapy and responses?

<p>Ethnopharmacology (A)</p> Signup and view all the answers

Which one of these is NOT a barrier to effective medication use in older adults?

<p>Electronic prescription systems (B)</p> Signup and view all the answers

In the context of medication safety, which practice is recommended to avoid medication errors?

<p>Reconciling medications across the continuum (A)</p> Signup and view all the answers

What challenge does NOT pertain to the aging population in pharmacotherapy?

<p>Increased metabolic rate (A)</p> Signup and view all the answers

Which type of medication form would NOT typically be administered via nasogastric or gastrostomy tubes?

<p>Transdermal (D)</p> Signup and view all the answers

Which type of drug interaction involves the enhancement of the effects of a drug when combined with another substance?

<p>Synergistic effect (A)</p> Signup and view all the answers

What is a potential risk associated with drug therapy that can affect blood consistency?

<p>Blood Dyscrasia (B)</p> Signup and view all the answers

Which phase of the nursing process involves gathering subjective and objective data relevant to the patient’s health?

<p>Assessment (C)</p> Signup and view all the answers

Which nursing diagnosis best reflects a patient who does not understand their medication's effects due to language barriers?

<p>Knowledge deficit about drug action (D)</p> Signup and view all the answers

What type of drug interaction refers to a drug causing an unexpected reaction when taken with a certain food?

<p>Drug-food interaction (B)</p> Signup and view all the answers

In the nursing process, which action is primarily focused on promoting adherence to treatment and understanding medications?

<p>Implementation (C)</p> Signup and view all the answers

Which of the following is NOT a characteristic of a well-written nursing goal?

<p>Vague and open-ended (C)</p> Signup and view all the answers

What should a nurse consider when planning client education about drug therapy?

<p>Cultural considerations (D)</p> Signup and view all the answers

Which of the following effects could indicate a serious adverse reaction to medication?

<p>Alterations in glucose metabolism (A)</p> Signup and view all the answers

Which goal statement best exemplifies clear and measurable objectives for a patient’s medication administration?

<p>EZ will independently administer prescribed doses by the end of the first session (A)</p> Signup and view all the answers

Flashcards

Pharmaceutic Phase

The initial phase of drug action where the drug is transformed into a solution for absorption by the gastrointestinal tract.

Pharmacokinetic Phase

The process of drug movement throughout the body to achieve its intended action.

Absorption

The movement of drug particles from the GI tract into the bloodstream.

Bioavailability

The portion of a drug that reaches the systemic circulation and can exert its effects.

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Distribution

The process by which a drug spreads throughout the body's fluids and tissues.

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Metabolism

The breakdown of drugs into inactive metabolites, primarily by the liver.

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Excretion/ Elimination

The elimination of drugs and their metabolites from the body, primarily by the kidneys.

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Agonists

Drugs that mimic the action of a natural substance by binding to a receptor and triggering a response.

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Antagonists

Drugs that block the action of a natural substance by binding to a receptor and preventing a response.

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Nonspecific drugs

Drugs that affect multiple receptors or multiple sites within the body.

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Nonselective drugs

Drugs that affect multiple types of receptors within the body.

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Half-life

The time it takes for the concentration of a drug in the body to decrease by half.

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Creatinine clearance

A measure of how well the kidneys are filtering waste products from the blood.

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Peak

The highest concentration of a drug in the body after administration.

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Trough

The lowest concentration of a drug in the body between doses.

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Loading dose

The initial dose of a drug given to quickly reach a therapeutic level.

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Disease-Modifying Anti-Rheumatic Drugs (DMARDs)

A class of medications used to treat rheumatoid arthritis. They work by suppressing the immune system to reduce inflammation in the joints.

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Immunosuppressive DMARDs

A type of DMARD that works by suppressing the growth and proliferation of cancer cells and can also be used to suppress inflammation in rheumatoid arthritis.

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TNF Blockers

DMARDs like Etanercept, Infliximab, and Adalimumab that block TNF, a pro-inflammatory cytokine, from attaching to its receptors on synovial cells, thereby reducing inflammation.

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Immunomodulator DMARDs

DMARDs that disrupt the inflammatory process and delay disease progression. They are a type of immunosuppressant that can predispose patients to infections.

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Antimalarial DMARDs

A type of DMARD that works by reducing inflammation and pain associated with rheumatoid arthritis. They are often used in combination with other medications.

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Pharmacokinetic Interactions

The process of how a drug moves through the body, including absorption, distribution, metabolism, and excretion.

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Synergistic Effect (Potentiation)

When two or more drugs combined result in a greater effect than the sum of their individual effects.

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Antagonistic Effect

When two or more drugs combined reduce the effect of each other or one drug cancels out the effect of the other.

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Additive Effect

When two or more drugs combined have an effect equal to the sum of their individual effects.

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Drug Interactions

When two or more drugs combined can cause unexpected and potentially dangerous reactions.

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The Nursing Process

A systematic approach to patient care that involves assessment, diagnosis, planning, implementation, and evaluation.

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Subjective Data

Information gathered directly from the patient, such as their symptoms, feelings, and concerns.

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Objective Data

Information gathered through observation and examination, such as vital signs, physical findings, and laboratory results.

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Nursing Diagnosis

A statement that identifies a health problem that the nurse can address.

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Goal

A specific, measurable, attainable, relevant, and time-bound (SMART) statement that describes what the patient will achieve.

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Five Plus Five Rights of Medication Administration

The five rights of medication administration ensure safe medication delivery. They include the right patient, right drug, right dose, right time, right route, right documentation, right assessment, right to education, right evaluation, and the right to refuse.

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Factors Modifying Drug Response

Factors that modify drug response include absorption, distribution, metabolism, excretion, age, body weight, toxicity, pharmacogenetics, route of administration, time of administration, emotional factors, preexisting disease state, drug history, tolerance, cumulative effect, drug-drug interaction, and drug-food interaction.

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Pharmacokinetics

Pharmacokinetics refers to the movement of drugs within the body. It involves four main processes: absorption, distribution, metabolism, and excretion.

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Pharmacodynamics

Pharmacodynamics describes the effects of drugs on the body and how they work at a cellular level.

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National Patient Safety Goals

National Patient Safety Goals aim to reduce preventable medical errors. They focus on areas like medication safety, timely reporting of critical results, and safe labeling.

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Culture of Safety

Culture of Safety refers to an environment where healthcare professionals are encouraged to report errors and near misses without fear of blame, leading to improved patient safety.

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OTC Medications

Over-the-counter (OTC) medications are readily available without a prescription. However, they can pose risks if not used responsibly, leading to potential for overdose or masking of symptoms.

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Geriatric Pharmacology

Geriatric Pharmacology focuses on medication use in older adults, considering their unique physiological changes, increased risk of polypharmacy, and potential for medication interactions.

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Barriers to Medication Use in Older Adults

Barriers to effective medication use in older adults include multiple medications, knowledge deficits, memory impairment, impaired mobility, sensory deficits, cost concerns, and side effects or adverse reactions.

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Ethnopharmacology

Ethnopharmacology investigates the influence of ethnicity and culture on drug response and effectiveness. It considers genetic variations and cultural practices that affect medication use.

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