MSN 570 HESI Questions and Answers | Latest Version | 2024/2025 | Rated A+
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Course
MSN 570 HESI
Institution
MSN 570 HESI
MSN 570 HESI Questions and Answers |
Latest Version | 2024/2025 | Rated A+
Explain the concept of drug tolerance.
Drug tolerance occurs when a patient's response to a drug diminishes over time, leading to
the need for higher doses to achieve the same effect.
What are the main concerns when...
MSN 570 HESI Questions and Answers |
Latest Version | 2024/2025 | Rated A+
Explain the concept of drug tolerance.
✔✔Drug tolerance occurs when a patient's response to a drug diminishes over time, leading to
the need for higher doses to achieve the same effect.
What are the main concerns when prescribing antibiotics?
✔✔Main concerns include antibiotic resistance, the potential for allergic reactions, and ensuring
the appropriate antibiotic is chosen based on the specific infection.
What is the role of pharmacokinetics in medication administration?
✔✔Pharmacokinetics involves the study of how a drug is absorbed, distributed, metabolized, and
excreted, influencing dosing and effectiveness.
Define the term "adverse drug reaction."
✔✔An adverse drug reaction is an unintended, harmful reaction that occurs at normal doses,
which can range from mild to severe.
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,How do glucocorticoids affect the immune system?
✔✔Glucocorticoids suppress the immune response, reducing inflammation and the activity of
immune cells, which can help manage autoimmune diseases.
What is the difference between a primary and secondary medication failure?
✔✔Primary failure occurs when a drug fails to produce the desired effect from the outset, while
secondary failure happens when an initially effective drug loses its effectiveness over time.
Describe the nursing considerations when administering insulin.
✔✔Nursing considerations include monitoring blood glucose levels, understanding the timing of
doses in relation to meals, and being aware of the signs of hypoglycemia.
What are the signs of anaphylactic shock, and what should be done in response?
✔✔Signs of anaphylactic shock include difficulty breathing, swelling of the throat, hives, and a
rapid drop in blood pressure. Immediate administration of epinephrine and calling for emergency
help are crucial.
What is the primary action of beta-blockers in the body?
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, ✔✔Beta-blockers primarily reduce heart rate and blood pressure by blocking the effects of
epinephrine on beta-adrenergic receptors.
Explain the significance of the therapeutic index of a drug.
✔✔The therapeutic index indicates the safety margin of a drug, defined as the ratio between the
toxic dose and the therapeutic dose, guiding safe dosage levels.
What is the mechanism of action for ACE inhibitors?
✔✔ACE inhibitors block the conversion of angiotensin I to angiotensin II, resulting in
vasodilation and decreased blood pressure.
How do diuretics function in managing hypertension?
✔✔Diuretics help lower blood pressure by promoting the excretion of sodium and water,
reducing blood volume and the workload on the heart.
What are the potential side effects of opioids?
✔✔Potential side effects of opioids include constipation, respiratory depression, drowsiness, and
risk of dependence.
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