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NWHSU Immunology Final Exam Questions and Answers
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NWHSU Immunology Final ExamQuestions and Answers
What iitype iiof iicells iiare iiin iiacquired iiimmunity? ii- iiAnswers ii-T iiand iiB iilymphocytes
What iitype iiof iicells iiare iiin iiInnate iiimmunity? ii- iiAnswers ii-All iiother iiWBC's
Innate iiimmunity iisends iia ii_____________ iiattack iion iiinvaders ii- iiAnswers ii-Non-
specific
Acquired iiimmunity iisends iia ii_____________ iiattack iion iiinvaders ii- iiAnswers ii-Specific
This iitype iiof iiimmunity iirecognizes iiand iiresponds iito iimolecular iipatterns iiof iigroups iiof
iimicroorganisms. ii- iiAnswers ii-Innate iiImmunity
This iitype iiof iiimmunity iirecognized iiand iiresponds iito iivery iispecific iimolecular
iistructures iiof iispecies iior iieven iistrains. ii- iiAnswers ii-Acquired iiimmunity
Name iithe iicomponents iiof iithe ii1st iiline iiof iidefense ii- iiAnswers ii-Tight iijunctions iiin
iicells iiof iiskin iiand iimucous iimembranes, iicilia iiin iirespiratory iitract
Name iithe iicells iithat iiare iiinvolved iiin iithe ii2nd iiline iiof iidefense ii- iiAnswers ii-
Neutrophils, iimonocytes/macrophages, iieosinophils, iibasophils, iiNK iilymphocytes
What iiare iithe iiprocesses iiinvolved iiin iithe ii2nd iiline iiof iidefense? ii- iiAnswers ii-
Complement, iiinflammation, iiphagocytosis
Name iithe iicells iiinvolved iiin iithe ii3rd iiline iiof iidefense. ii- iiAnswers ii-B iiand iiT
iilymphocytes
What iiare iithe iiprocesses iiinvolved iiin iithe ii3rd iiline iiof iidefense? ii- iiAnswers ii-Antibodies
iiand iicytotoxic iiT iicell iiresponse
Give iian iiexample iiwhere iicells/functions iiof ii2nd iiline iidefense iicollaborate iiwith
iicells/function iiof iithe ii3rd iiline iiof iidefense. ii- iiAnswers ii-Dendritic iicells iiand
iimacrophages ii(2nd iiline) iipresenting iiantigen iito iiT iicells ii(3rd iiline)
Give iian iiexample iiwhere iicells/functions iiof ii2nd iiline iidefense iiembedded iiin
iicells/function iiof iithe ii1st iiline iiof iidefense. ii- iiAnswers ii-Dendritic iicells ii(2nd iiline) iiare
iiembedded iiin iiskin iiand iimucous iimembranes iiof ii1st iiline
, Give iitwo iiexamples iiwhere iicells/functions iiof ii3rd iiline iidefense iicollaborate iiwith
iicells/function iiof iithe ii2nd iiline iiof iidefense. ii- iiAnswers ii-1) iiTc iicells ii(3rd iiline)
iisummoning iiNK iicells ii(2nd iiline) iifor iihelp
2) iiAntibody-antigen iicomplex ii(3rd iiline) iiupregulating iicomplement ii(2nd iiline)
3) iiAntibodies ii(3rd iiline) iiacting iias iiopsonins iito iiattract iineutrophils iiand iimacorphages
Tc iicells iiof iithe ii3rd iiline iisummon iiwhich iicells iiof iithe ii2nd iiline iiof iidefense iifor iihelp? ii-
iiAnswers ii-NK iicells
Antibodies iiin iithe ii3rd iiline iiof iidefense iiacting iias iiopsonins iiattract iiwhat iifrom iithe ii2nd
iiline? ii- iiAnswers ii-neutrophils iiand iimacrophages
Give iiexamples iiof iithe iiproperties iiof iiskin iiand iimucous iimembranes iithat iicreate iithe
ii1st iiline iiof iidefense. ii- iiAnswers ii-- iiTight iijunction iibetween iicells ii- iiphysical iibarrier
- iiLayer iiof iidead iikeratinized iicells iion iiskin ii- iiphysical iibarrier
- iiFrequent iishedding iiof iicells ii- iiremoval iiof iiattached iipathogens
- iiMucous ii- iitraps iipathogens
- iiCilia ii- iimechanically iiremoves iipathogens
lysozyme ii(in iimucous, iisweat, iitears) ii- iibreaks iidown iipeptidoglycan iiand iicauses iilysis
iiof iigram iipositive iibacteria
- iistomach iiacid ii- iikills iimany iipathogens
How iido iinormal iiflora iimicrobes iicontribute iito iidefending iiour iibody iiat iithe iifirst iiline iiof
iidefense? ii- iiAnswers ii-- iiThey iicompete iifor iinutrients
- iiProduce iiacids iithat iilower iipH ii(leads iito iiless iifavorable iigrowth iicondition)
- iiProduce iiantibiotics
How iidoes iisaliva iicontribute iito iithe iifirst iiline iiof iidefense? ii- iiAnswers ii-Contains iilytic
iienzymes
How iidoes iistomach iiacid iicontribute iito iithe iifirst iiline iiof iidefense? ii- iiAnswers ii-Low iipH
iiis iidetrimental iito iimany iipathogens
How iidoes iigastroferritin iicontribute iito iithe iifirst iiline iiof iidefense? ii- iiAnswers ii-
sequesters iiiron, iiwhich iiis iia iicritical iinutrient iifor iibacterial iigrowth
How iidoes iibile iicontribute iito iithe iifirst iiline iiof iidefense? ii- iiAnswers ii-solubilizes iilipids
How iidoes iiintestinal iisecretions iicontribute iito iithe iifirst iiline iiof iidefense? ii- iiAnswers ii-
Lytic iienzymes iibreak iidown iibiomolecules iiat iisurface iiof iimicroorganism
How iidoes iiparistalsis iicontribute iito iithe iifirst iiline iiof iidefense? ii- iiAnswers ii-mechanicall
iimoves iipathogens iithat iiare iinot iiattached iito iimucous iimembranes ii(through iibiofilm
iiformation)
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