PN 1005 Pharmacology Midterm Exam Questions With Correct Answers
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Course
PN 1005
Institution
PN 1005
PN 1005 Pharmacology Midterm Exam
Questions With Correct Answers
Half-life - answerThe time it takes for the amount of drug in the body to decrease to one half
the peak level ot previously achieved
Absorption - answeris what happens to a drug from the time it enters the body until it enters
th...
EXAM STUDY MATERIALS July 29, 2024 12:59 PM PN 1005 Pharmacology Midterm Exam Questions With Correct Answers Half-life - answer✔✔The time it takes for the amount of drug in the body to decrease to one half the peak level ot previously achieved Absorption - answer✔✔is what happens to a drug from the time it enters the body until it enters the circulating fluid active transport - answer✔✔Energy -requiring process that moves m aterial across a cell membrane against a concentration difference chemotherapeutic agents - answer✔✔synthetic chemicals used to interfere with the functioning of foreign cell populations; this term is frequently used to refer to the drug therapy of neoplas ms, but it also refers to drug therapy affecting any foreign cell critical concentration - answer✔✔the concentration a drug must reach in the tissues that respond to the particular drug to cause the desired therapeutic effect Distribution - answer✔✔movemen t of a drug to body tissues; the places where a drug may be distributed depend on the drug's solubility, perfusion of the area, cardiac output, and binding of the drug to plasma proteins enzyme induction - answer✔✔process by which the presence of a chemica l that is biotransformed by a particular enzyme system in the liver causes increased activity of that enzyme system Excretion - answer✔✔removal of a drug from the body; primarily occurs in the kidneys, but can also occur through the skin, lungs, bile, or f eces first-pass - answer✔✔phenomenon in which drugs given orally are carried directly to the liver after absorption where they may be largely inactivated by the liver enzymes before they can enter the general circulation glomerular filtration - answer✔✔the passage of water and water -soluble components from the plasma into the renal tubule hepatic microsomal system - answer✔✔liver enzymes tightly packed together in the hepatic intracellular structure, responsible for the biotransformation of chemicals, inclu ding drugs EXAM STUDY MATERIALS July 29, 2024 12:59 PM loading dose - answer✔✔use of a higher dose than what is usually used for treatment to allow the drug to reach the critical concentration sooner passive diffusion - answer✔✔movement of substances across a semipermeable membrane with the concentr ation gradient; this process does not require energy Pharmacodynamics - answer✔✔the study of the interactions between the chemical components of living systems and the foreign chemicals including drugs that enter living organisms Pharmacogenomics - answer✔✔the study of genetically determined variations in the response to drugs Pharmacokinetics - answer✔✔the way the body deals with a drug, including absorption, distribution, biotransformation, and excretion placebo effect - answer✔✔documented effect of the mind on drug therapy; if a person perceives that a drug will be effective, the drug is much more likely to actually be effective receptor sites - answer✔✔specific areas on cell membranes that react with cer tain chemicals to cause an effect within the cell selective toxicity - answer✔✔A drug that kills harmful microbes without damaging the host dynamic equilibrium - answer✔✔a state of balance between continuing processes Biotransformation - answer✔✔the altera tion of a substance, such as a drug, within the body NKA, NKDA - answer✔✔no known allergies, no known drug allergies ac - answer✔✔before meals ad lib - answer✔✔as desired am - answer✔✔before noon aq - answer✔✔aqueous bid - answer✔✔twice a day cap - answer✔✔capsule CD - answer✔✔controlled dose CR - answer✔✔controlled release dil - answer✔✔dilute DS - answer✔✔double strength
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