Portage learning NURS 231 final exam

Portage learning NURS 231 final
exam



Metaplasticcellsarenotbetterpreparedtosurviveunderstressfulcircumstances.TrueorFalse
Exam1-(CorrectAnswer)`False

Hypertrophycanoccurundernormalandpathologicalconditions.TrueorFalse
Exam1-(CorrectAnswer)`True

Whicharetrueofthemitochondria?Selectallthatapply
Exam1

1)Itisinvolvedincellularrespiration
2)Theyarefoundfarfromthesiteofenergyconsumption
3)Theyplayaroleinapoptosis
4)Theycontrolfreeradicals-(CorrectAnswer)`Itisinvolvedincellularrespiration
Theyplayaroleinapoptosis

Whicharetrueofthecellmembrane?Selectallthatapply
Exam1

1)Controlsthetransportofmaterialsfromtheoutsidefluidstowithin
2)Themainstructuralcomponentismadeofproteins
3)Helpswiththeconductionofelectricalcurrentsinnerveandmusclecells
4)Aidsintheregulationofcellgrowthandproliferation-
(CorrectAnswer)`Controlsthetransportofmaterialsfromtheoutsidefluidstowithin
Helpswiththeconductionofelectricalcurrentsinnerveandmusclecells
Aidsintheregulationofcellgrowthandproliferation

Compareandcontrastthetwotypesofgangrenousnecrosis
Exam1-
(CorrectAnswer)`Drygangreneoccurswhenbloodsupplyisslowlyreducedtoanarea.Theareaisdehydrated
andbecomesdarkorblackincolor.Commonlyseeninpatientswithdiabetes.Itisnotverypainful,buttissuesev
entuallydie.

Wetgangreneiscausedbyasuddenreductioninbloodflow.Theareaiscoldandswollen,withnopulse.Thiscan
occurfromtrauma.Bacteriaisinvolvedandisverypainful.Ithastheappearanceofpus,becauseitlookswet.Th
ereisalsoafoulsmell

Cellproliferationistheprocessinwhichproliferatingcellsbecomemorespecializedcelltypes.TrueorFalse
Exam2-(CorrectAnswer)`FalseAnswer:celldifferentiation

Celldifferentiationistheprocessofincreasingcellnumbersbymitoticcelldivision.TrueorFalse
Exam2-(CorrectAnswer)`False,Answer:cellproliferation

, Whataretwoimportantpropertiesthatstemcellspossess
Exam2-(CorrectAnswer)`Potencyandself-renewal

Thesearecellsofthesamelineagethathavenotyetdifferentiatedtotheextentthattheyhavelosttheirabilitytodi
vide
Exam2-(CorrectAnswer)`progenitororparentcells

isasystemictreatmentthatenablesdrugstoreachthesiteofthetumoraswellasotherdistantsites
Exam2-(CorrectAnswer)`chemotherapy

Theprofoundweightlossandwastingoffatandtissuethataccompanycancerisknownas
Exam2-(CorrectAnswer)`canceranorexia-cachexiasyndrome

Explainthechallengesofdiagnosingautoimmunedisorders-
(CorrectAnswer)`Thereareabout80autoimmunedisordersidentified,withmanyoverlappingpresentations.
Bloodtestscanbemoregenericandresultsareimprecise.Markerscanbeelevatedinthepresecenceofotherdi
seases

TheTcellsthatdisplaythehost'sMHCantigensandT-cellreceptorsforanonself-
antigenareallowedtomature,aprocesstermednegativeselection
TrueorFalse
Ezam3-(CorrectAnswer)`False

Whichlabvaluewilltypicallybeincreasedinaviralinfection
Exam3
1)Neutrophils
2)Eosinophils
3)Basophils
4)Lymphocytes-(CorrectAnswer)`Lymphocytes

A9-year-
oldboywithapeanutallergywasexposedtopeanuts.Hepresentstotheemergencyroomwithananaphylacticr
eaction.(1)Whatsymptomsmighthepresentwith?(2)Doesthequantityofexposuremeanhewillhaveamores
everereaction?(3)Whatistheinitialimmediatetreatment?(4)Whatare2thingspeoplewithanaphylaxisshoul
dalwayscarry?
Exam3-
(CorrectAnswer)`1)Shortnessofbreath,skinredness/hives,GIdiscomfortsuchascramping,nausea.
2)No
3)epinephrine
4)identificationoftheallergyandEpiPen

A23-year-oldAfrican-
Americanmanwithahistoryofseverelifelonganemiarequiringmanytransfusionshasnonhealinglegulcersa
ndrecurrentperiodsofabdominalandchestpain.Thesesignsandsymptomsaremostlikelytobeassociatedwi
thwhichoneofthefollowinglaboratoryabnormalities?
Exam4

1)Sicklecellsonperipheralbloodsmear
2)Lossofintrinsicfactor
3)Decreasederythropoietin
4)Decreasedferritin-(CorrectAnswer)`Sicklecellsonperipheralbloodsmear