NURS 251 Pharm Exam 5 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!

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NURS 251 Pharm Exam 5 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!

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NURS 251 Pharm Exam 5 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!NURS 251 Pharm Exam 5 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!NURS 251 Pharm Exam 5 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!NURS 251 Pharm Exam 5 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!NURS 251 Pharm Exam 5 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!

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NURS 251 Pharm Exam 5 Questions And
ll ll ll ll ll ll ll

ll Correct Detailed Answers (Verified Answers)
ll ll ll ll

|Already Graded A+||Brand New Version!!
ll ll ll ll ll

ll

Main llfunctions llof llthe llrespiratory llsystem ll- ll(1) lldeliver lloxygen llto llthe llcells llof llbody.
ll(2) ll
ll
remove llcarbon lldioxide llfrom
llbody.
ll

upper llrespiratory lltract ll- lloutside llchest llcavity
ll(nose, lland llnasopharynx; lldown llto llthe lllarynx). ll
ll

lower llrespiratory lltract ll- llorgans llwithin
llchest
ll
(trachea, llbronchial lltree, lland
lllungs).
ll

alveoli ll- llmicroscopic llsacs llwhere lloxygen lldiffuses llacross lland llexchanged llfor
llcarbon ll
ll
dioxide llwhen lla llperson llbreathes llin
llair
ll

the lldiffused lloxygen llis llthen lltaken llto llthe llrest llof llthe llbody llthrough llthe ll- llcirculatory
llsystem ll
ll

Several llcommon lldiseases llthat llaffect llairways lland llexchange llof llgas ll- llasthma,
llCOPD, ll
ll
emphysema, llchronic

llbronchitis
ll

Asthma ll- llgeneral llterm llfor llrecurrent lland llreversible llshortness llof llbreath llresulting
llfrom ll
ll
the llnarrowing llof llthe llbronchi lland
llbronchioles.
ll

COPD ll- llconsists llof llboth llemphysema lland llchronic llbronchitis. ll
ll

emphysema ll- lla lldisease llprocess llinvolving llinflammation llof llthe llalveoli. ll
ll

chronic llbronchitis ll- llchronic llinflammation llor llirritation llon llthe lllower llrespiratory
lltract, ll
ll
specifically llthe

llbronchi.
ll

, The llprimary lldrugs llused llin llthe lltreatment llof llboth llasthma lland llCOPD ll-
llbronchodilators ll
ll
and lla llvariety llof llanti-inflammatory lland llantiallergic
llagents.
ll

All llthree llof llthese lldiseases llhave llone llprimary llsimilarity ll- llthey llall llinvolve llobstruction
llof ll
ll
airflow llthrough llthe

llairways.
ll

Chemical llMediators ll- llare lldefined llas lla llsubstance llreleased llfrom llmast llcells lland
llwhite llblood llcells llduring llinflammation lland llallergic llreactions. llAs llsuch, llchemical

llmediators llare llresponsible llfor llmost llof llthe llsymptoms lland llcomplications llassociated

llwith llasthma lland llCOPD. ll
ll

The llonly llchemical llmediator llwith lla llknown llinvolvement llwhere lldrug lltherapy llhas
llbeen ll
ll
shown llto llhelp llpatient llsymptoms llis ll-
llLeukotrienes
ll

Leukotrienes ll- llare llpotent llbronchoconstrictors llwith lla lllong llduration llof llaction. llThey
llstimulate llreceptors llresponsible llfor llbronchoconstriction, lledema lland llother

llinflammatory llactions. ll
ll

leukotriene llinhibitors ll- lla llclass llof lldrugs llthat llinhibit llthese llactions lland llhave llan
llimportant ll
ll
role llin lltreating llasthma

llspecifically.
ll

Asthma llpathophysiology ll- ll-narrowing llof llthe llbronchioles llcan llbe llcaused
llby ll
ll
bronchospasm, llinflammation, lledema lland llthe llproduction llof
llmucus.
ll

-This llultimately llobstructs llairflow llmeaning llthat llthe llcarbon lldioxide llcannot llt llget llout
lland ll
ll
the lloxygen llcannot llget
llin.
ll

Emphysema llpathophysiology ll- ll-occurs llwhen llthe llair llspaces llenlarge llas lla llresult llof
llthe ll
ll
destruction llof llthe llalveolar
llwalls.
ll
-The llcause llof llthis llappears llto llbe llenzymes llthat llare llreleased llin llresponse
llto
ll
inflammation.

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Uploaded on: August 8, 2025
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