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NUR 617 PHARM EXAM 1 WITH ACTUAL QUESTIONS AND ANSWERS[FOR A+ GRADES]
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NUR 617 PHARM EXAM 1 WITH ACTUAL QUESTIONS AND ANSWERS[FOR A+ GRADES]
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NUR 617 PHARM EXAM 1 WITHACTUAL QUESTIONS AND
ANSWERS[FOR A+ GRADES]
[FOR ANY OTHER EXAM OR ASSIGNMENT EMAIL @MACHARIALWS]
Pharmacogenomics - ANSWER>>>>>the study of genetically
determined variations in the response to drugs
Pharmacokinetics - ANSWER>>>>>The way the body processes
drugs. Involves 4 processes of:
-absorption
-distribution
-metabolism
-excretion
Drug clearance - ANSWER>>>>>The process of metabolism and
excretion/
The disappearance of the drug from the patient's serum
Absorption - ANSWER>>>>>The process by which drug
molecules move from their site of administration, across one or
more cell membranes, in order to gain entry to the blood
Driving force of absorption - ANSWER>>>>>Concentration
gradient = Concentration on either side of the membrane
Concentration Gradient - ANSWER>>>>>Passive diffusion- from
high concentration to low concentration. Does NOT require
energy
, Routes of drug administration that do NOT involve the
absorption process - ANSWER>>>>>-IV
-Intraarterial
Absorption: Fastest to slowest drug formulations -
ANSWER>>>>>FASTEST
-liquids
-suspensions
-powders
-capsules
-tablets
-enteric coated tablets
-sustained release tablets
SLOWEST
Factors that determine the rate and extent of drug absorption -
ANSWER>>>>>-solubility (or dissolvability) of the drug
-physical properties of the drug
-area of absorptive surface
-blood supply at absorptive surface
-length of time of contact with absorptive surface
Cell membranes are composed of lipids. --> Fat-soluble
molecules cross the membrane easier than water-soluble. What
are fat soluble molecules called? - ANSWER>>>>>Non-ionized
Non-polarized
***Acidic
Water soluble molecules - ANSWER>>>>>Ionized
Polarized
***basic
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