N256 - LO'S WEEK 1 (EXAM 1) QUESTIONS AND
ANSWERS WITH COMPLETE SOLUTIONS GRADED A++
Define drug (medication)?
-a drug chemical substance that produces a biological effect in a living organism
-a medication is a pharmecutical drug that is used to treat, prevent or diagnose a
disease
Define medication category/class?
a classidication of drugs based on their intended medical use
ex: analgesics, antibiotics
Define mechanism of action?
the specific biochemical and physiological progesses through which a substance exerts
its effects in the body
Define therapuetic effects?
the specific, desired effects of drug administration
Define therapuetic infex?
the range of doses at which a medication is effective without unacceptable adverse
effects
-large therapuetic index = safer drug
Define half-life?
the time it takes for the amount of a drug's active substance in the body to reduce by
half
, Define side effect?
undesirable effects related to a drug, can be fairly common
Define adverse effect?
unwanted, uncomfortable or dangerous effects that a drug may have
Define toxic effect?
an adverse effect of a drug that can be harmful to an organism; can be caused by taking
too much or a drug, or by an adverse drug reaction
Define medication interactions?
an alteration in the expected pharm action that results from an interaction with another
medication or food
Define precautions?
the use of any drug should be weighted in terms of risk vs benefit
Define contraindications?
patients should not take the drug based on their conditions
Define a prototype drug?
the first drug developed in a class of drugs, used as the standard for comparing other
drugs in that class
Define drug dependence?
a person feels unable to function normally without taking a substance
Define withdrawal?
physical or mental symptoms that occur after stopping or reducing intake of a drug
Define pharmacokinetics?
the study of drug movement throughout the body (what the body does to the drug)
ANSWERS WITH COMPLETE SOLUTIONS GRADED A++
Define drug (medication)?
-a drug chemical substance that produces a biological effect in a living organism
-a medication is a pharmecutical drug that is used to treat, prevent or diagnose a
disease
Define medication category/class?
a classidication of drugs based on their intended medical use
ex: analgesics, antibiotics
Define mechanism of action?
the specific biochemical and physiological progesses through which a substance exerts
its effects in the body
Define therapuetic effects?
the specific, desired effects of drug administration
Define therapuetic infex?
the range of doses at which a medication is effective without unacceptable adverse
effects
-large therapuetic index = safer drug
Define half-life?
the time it takes for the amount of a drug's active substance in the body to reduce by
half
, Define side effect?
undesirable effects related to a drug, can be fairly common
Define adverse effect?
unwanted, uncomfortable or dangerous effects that a drug may have
Define toxic effect?
an adverse effect of a drug that can be harmful to an organism; can be caused by taking
too much or a drug, or by an adverse drug reaction
Define medication interactions?
an alteration in the expected pharm action that results from an interaction with another
medication or food
Define precautions?
the use of any drug should be weighted in terms of risk vs benefit
Define contraindications?
patients should not take the drug based on their conditions
Define a prototype drug?
the first drug developed in a class of drugs, used as the standard for comparing other
drugs in that class
Define drug dependence?
a person feels unable to function normally without taking a substance
Define withdrawal?
physical or mental symptoms that occur after stopping or reducing intake of a drug
Define pharmacokinetics?
the study of drug movement throughout the body (what the body does to the drug)
