MSN 571 STUDY GUIDE 2025/2026 QUESTIONS WITH
SOLUTIONS RATED A+
✔✔Prescribe an additional dose of warfarin - ✔✔Action to take when INR value is 1.5
✔✔Warfarin - ✔✔Anticoagulant medication
✔✔Vitamin K dependent clotting factors - ✔✔Factors inhibited by warfarin
✔✔Lice infestation - ✔✔Infestation of small insects on the body
✔✔Spinosad - ✔✔Medication used to treat lice infestation
✔✔Lindane - ✔✔Medication used to treat lice infestation
✔✔Malathion - ✔✔Medication used to treat lice infestation
✔✔Ivermectin - ✔✔Medication used to treat lice infestation
✔✔Tretinoin - ✔✔Medication used to treat a skin condition
✔✔Psoriasis - ✔✔Skin condition characterized by red, scaly patches
✔✔Seborrheic dermatitis - ✔✔Skin condition characterized by flaky, itchy skin
✔✔Acne - ✔✔Skin condition characterized by pimples and blackheads
✔✔Isotretinoin - ✔✔Medication used to treat acne
✔✔Written prescription - ✔✔Document containing instructions for medication
✔✔Quantity of a drug to be dispensed - ✔✔Required element of a written prescription
✔✔Number of refills - ✔✔Required element of a written prescription
✔✔Route of administration - ✔✔Required element of a written prescription
✔✔Otitis externa - ✔✔Infection of the outer ear canal
✔✔Fluoroquinolone/glucocorticoid combination medication - ✔✔Medication used to
treat otitis externa
✔✔Glucocorticoid - ✔✔Component of the medication that reduces swelling and pain
, ✔✔NSAIDs - ✔✔Nonsteroidal anti-inflammatory drugs
✔✔Cardiovascular system - ✔✔Organ system affected by chronic use of NSAIDs
✔✔Aging - ✔✔Process of getting older
✔✔Reduced ventricular compliance - ✔✔Cardiovascular change associated with aging
✔✔Prescribing medication to infants - ✔✔Important considerations for the provider
✔✔Oral medications - ✔✔Contraindicated in infants
✔✔Breastfeeding infants - ✔✔More likely to develop toxicity when the mother is taking
lipid soluble drugs
✔✔Immature livers - ✔✔Characteristic of infants that slows drug metabolism
✔✔Renal function in infancy - ✔✔Immaturity that causes infants to excrete drugs less
efficiently
✔✔Central nervous system - ✔✔System that infants are more sensitive to medications
that act on
✔✔ACE inhibitors - ✔✔Medication used to treat heart failure
✔✔Failing heart - ✔✔Heart affected by ACE inhibitors
✔✔Tachyphylaxis - ✔✔Condition where a drug seems to have stopped working
✔✔Side effect - ✔✔Unintended response to a medication
✔✔Adverse effect - ✔✔Harmful response to a medication
✔✔Tolerance - ✔✔Need for higher drug doses to maintain the same response
✔✔Genetic variants - ✔✔Changes in DNA that alter drug metabolism
✔✔Pharmacodynamics - ✔✔Study of the way drugs influence the body
✔✔Pharmacogenomics - ✔✔Science that individualizes drug therapy based on genetic
makeup
SOLUTIONS RATED A+
✔✔Prescribe an additional dose of warfarin - ✔✔Action to take when INR value is 1.5
✔✔Warfarin - ✔✔Anticoagulant medication
✔✔Vitamin K dependent clotting factors - ✔✔Factors inhibited by warfarin
✔✔Lice infestation - ✔✔Infestation of small insects on the body
✔✔Spinosad - ✔✔Medication used to treat lice infestation
✔✔Lindane - ✔✔Medication used to treat lice infestation
✔✔Malathion - ✔✔Medication used to treat lice infestation
✔✔Ivermectin - ✔✔Medication used to treat lice infestation
✔✔Tretinoin - ✔✔Medication used to treat a skin condition
✔✔Psoriasis - ✔✔Skin condition characterized by red, scaly patches
✔✔Seborrheic dermatitis - ✔✔Skin condition characterized by flaky, itchy skin
✔✔Acne - ✔✔Skin condition characterized by pimples and blackheads
✔✔Isotretinoin - ✔✔Medication used to treat acne
✔✔Written prescription - ✔✔Document containing instructions for medication
✔✔Quantity of a drug to be dispensed - ✔✔Required element of a written prescription
✔✔Number of refills - ✔✔Required element of a written prescription
✔✔Route of administration - ✔✔Required element of a written prescription
✔✔Otitis externa - ✔✔Infection of the outer ear canal
✔✔Fluoroquinolone/glucocorticoid combination medication - ✔✔Medication used to
treat otitis externa
✔✔Glucocorticoid - ✔✔Component of the medication that reduces swelling and pain
, ✔✔NSAIDs - ✔✔Nonsteroidal anti-inflammatory drugs
✔✔Cardiovascular system - ✔✔Organ system affected by chronic use of NSAIDs
✔✔Aging - ✔✔Process of getting older
✔✔Reduced ventricular compliance - ✔✔Cardiovascular change associated with aging
✔✔Prescribing medication to infants - ✔✔Important considerations for the provider
✔✔Oral medications - ✔✔Contraindicated in infants
✔✔Breastfeeding infants - ✔✔More likely to develop toxicity when the mother is taking
lipid soluble drugs
✔✔Immature livers - ✔✔Characteristic of infants that slows drug metabolism
✔✔Renal function in infancy - ✔✔Immaturity that causes infants to excrete drugs less
efficiently
✔✔Central nervous system - ✔✔System that infants are more sensitive to medications
that act on
✔✔ACE inhibitors - ✔✔Medication used to treat heart failure
✔✔Failing heart - ✔✔Heart affected by ACE inhibitors
✔✔Tachyphylaxis - ✔✔Condition where a drug seems to have stopped working
✔✔Side effect - ✔✔Unintended response to a medication
✔✔Adverse effect - ✔✔Harmful response to a medication
✔✔Tolerance - ✔✔Need for higher drug doses to maintain the same response
✔✔Genetic variants - ✔✔Changes in DNA that alter drug metabolism
✔✔Pharmacodynamics - ✔✔Study of the way drugs influence the body
✔✔Pharmacogenomics - ✔✔Science that individualizes drug therapy based on genetic
makeup
