NUR 270 Exam 1 Questions and answers
2025
Osmolality ,- ,CORRECT ,ANSWER-Solute ,concentration ,in ,fluid ,by ,WEIGHT, ,per ,kg
Osmolarity ,- ,CORRECT ,ANSWER-Solute ,concentration ,in ,fluid ,by ,VOLUME, ,per ,ml
Normal ,serum ,osmolality ,range ,- ,CORRECT ,ANSWER-275-300, ,any ,solution ,with
,an ,osmolality ,of ,900 ,or ,greater ,must ,be ,given ,through ,a ,central ,line
Isotonic ,solutions ,- ,CORRECT ,ANSWER-Will ,cause ,no ,osmotic ,flow, ,same
,concentration ,as ,intracellular ,fluid, ,5% ,dextrose ,(D5W), ,0.9% ,NS, ,lactated ,ringers
Hypotonic ,solutions ,- ,CORRECT ,ANSWER-Will ,cause ,osmotic ,flow ,into ,cell,
,solution ,contains ,more ,water ,than ,solutes, ,1/2 ,NS, ,watch ,for ,cerebral ,edema ,and
,cardiovascular ,collapse
Hypertonic ,solutions ,- ,CORRECT ,ANSWER-Will ,cause ,osmotic ,flow ,out ,of ,the ,cell,
,solution ,contains ,more ,solutes ,than ,water, ,D5W ,1/2 ,NS, ,D5W ,1/4 ,NS, ,D5W ,NS, ,3%
,sodium ,chloride
Colloid ,sollutions ,- ,CORRECT ,ANSWER-contain ,large ,insoluble ,molecules, ,used
,to ,increase ,blood ,volume, ,albumin ,is ,an ,example
Blood ,products ,- ,CORRECT ,ANSWER-Must ,be ,given ,within ,15 ,minutes ,of ,arrival ,to
,unit, ,1 ,unit ,is ,only ,good ,for ,4 ,hours
AB ,+ ,blood ,type ,- ,CORRECT ,ANSWER-Universal ,receiver
, O ,- ,blood ,type ,- ,CORRECT ,ANSWER-Universal ,donor
Febrile ,non-hemolytic ,reaction ,- ,CORRECT ,ANSWER-Most ,common ,reaction ,to
,occur ,during ,or ,shortly ,after ,blood ,transfusion, ,causes ,fever, ,chills, ,and ,dyspnea ,-
,stop ,transfusion
Allergic ,transfusion ,reaction ,- ,CORRECT ,ANSWER-Will ,cause ,hives ,and ,itching,
,stop ,transfusion ,immediately, ,treat ,with ,Benadryl
Acute ,hemolytic ,reaction ,- ,CORRECT ,ANSWER-Medical ,emergency, ,may ,result ,if
,pt ,is ,given ,wrong ,blood ,type, ,causes ,DIC, ,shock, ,and ,renal ,failure
Disseminated ,intravascular ,coagulation ,(DIC) ,- ,CORRECT ,ANSWER-Condition
,affecting ,the ,blood's ,ability ,to ,clot ,and ,stop ,bleeding
S/S ,of ,acute ,hemolytic ,reaction ,- ,CORRECT ,ANSWER-Dyspnea, ,fever, ,chills,
,hypotension, ,tachycardia, ,nausea, ,an ,red ,urine, ,stop ,transfusion ,and ,start ,fluids
,immediately
Transfusion ,associated ,circulatory ,overload ,(TACO) ,- ,CORRECT ,ANSWER-
Typically ,occurs ,when ,a ,transfusion ,is ,given ,too ,quickly, ,s/s ,include ,JVD,
,crackles, ,and ,hypertension, ,reaction ,occurs ,after ,blood ,transfusion
Transfusion ,related ,acute ,lung ,injury ,(TRALI) ,- ,CORRECT ,ANSWER-Inflammatory
,reaction ,to ,a ,blood ,transfusion ,that ,causes ,direct ,lung ,injury, ,s/s ,include ,dyspnea,
,tachypnea, ,and ,hypotension, ,occurs ,after ,transfusion
Hormones ,released ,by ,the ,adrenal ,glands ,- ,CORRECT ,ANSWER-Cortisol,
,aldosterone, ,and ,epinephrine
Cortisol ,- ,CORRECT ,ANSWER-stress ,hormone ,released ,by ,the ,adrenal ,cortex,
,causes ,increased ,blood ,sugar ,levels
2025
Osmolality ,- ,CORRECT ,ANSWER-Solute ,concentration ,in ,fluid ,by ,WEIGHT, ,per ,kg
Osmolarity ,- ,CORRECT ,ANSWER-Solute ,concentration ,in ,fluid ,by ,VOLUME, ,per ,ml
Normal ,serum ,osmolality ,range ,- ,CORRECT ,ANSWER-275-300, ,any ,solution ,with
,an ,osmolality ,of ,900 ,or ,greater ,must ,be ,given ,through ,a ,central ,line
Isotonic ,solutions ,- ,CORRECT ,ANSWER-Will ,cause ,no ,osmotic ,flow, ,same
,concentration ,as ,intracellular ,fluid, ,5% ,dextrose ,(D5W), ,0.9% ,NS, ,lactated ,ringers
Hypotonic ,solutions ,- ,CORRECT ,ANSWER-Will ,cause ,osmotic ,flow ,into ,cell,
,solution ,contains ,more ,water ,than ,solutes, ,1/2 ,NS, ,watch ,for ,cerebral ,edema ,and
,cardiovascular ,collapse
Hypertonic ,solutions ,- ,CORRECT ,ANSWER-Will ,cause ,osmotic ,flow ,out ,of ,the ,cell,
,solution ,contains ,more ,solutes ,than ,water, ,D5W ,1/2 ,NS, ,D5W ,1/4 ,NS, ,D5W ,NS, ,3%
,sodium ,chloride
Colloid ,sollutions ,- ,CORRECT ,ANSWER-contain ,large ,insoluble ,molecules, ,used
,to ,increase ,blood ,volume, ,albumin ,is ,an ,example
Blood ,products ,- ,CORRECT ,ANSWER-Must ,be ,given ,within ,15 ,minutes ,of ,arrival ,to
,unit, ,1 ,unit ,is ,only ,good ,for ,4 ,hours
AB ,+ ,blood ,type ,- ,CORRECT ,ANSWER-Universal ,receiver
, O ,- ,blood ,type ,- ,CORRECT ,ANSWER-Universal ,donor
Febrile ,non-hemolytic ,reaction ,- ,CORRECT ,ANSWER-Most ,common ,reaction ,to
,occur ,during ,or ,shortly ,after ,blood ,transfusion, ,causes ,fever, ,chills, ,and ,dyspnea ,-
,stop ,transfusion
Allergic ,transfusion ,reaction ,- ,CORRECT ,ANSWER-Will ,cause ,hives ,and ,itching,
,stop ,transfusion ,immediately, ,treat ,with ,Benadryl
Acute ,hemolytic ,reaction ,- ,CORRECT ,ANSWER-Medical ,emergency, ,may ,result ,if
,pt ,is ,given ,wrong ,blood ,type, ,causes ,DIC, ,shock, ,and ,renal ,failure
Disseminated ,intravascular ,coagulation ,(DIC) ,- ,CORRECT ,ANSWER-Condition
,affecting ,the ,blood's ,ability ,to ,clot ,and ,stop ,bleeding
S/S ,of ,acute ,hemolytic ,reaction ,- ,CORRECT ,ANSWER-Dyspnea, ,fever, ,chills,
,hypotension, ,tachycardia, ,nausea, ,an ,red ,urine, ,stop ,transfusion ,and ,start ,fluids
,immediately
Transfusion ,associated ,circulatory ,overload ,(TACO) ,- ,CORRECT ,ANSWER-
Typically ,occurs ,when ,a ,transfusion ,is ,given ,too ,quickly, ,s/s ,include ,JVD,
,crackles, ,and ,hypertension, ,reaction ,occurs ,after ,blood ,transfusion
Transfusion ,related ,acute ,lung ,injury ,(TRALI) ,- ,CORRECT ,ANSWER-Inflammatory
,reaction ,to ,a ,blood ,transfusion ,that ,causes ,direct ,lung ,injury, ,s/s ,include ,dyspnea,
,tachypnea, ,and ,hypotension, ,occurs ,after ,transfusion
Hormones ,released ,by ,the ,adrenal ,glands ,- ,CORRECT ,ANSWER-Cortisol,
,aldosterone, ,and ,epinephrine
Cortisol ,- ,CORRECT ,ANSWER-stress ,hormone ,released ,by ,the ,adrenal ,cortex,
,causes ,increased ,blood ,sugar ,levels
