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Biology 20 Final Exam (Alberta) Questions and Answers
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Biology 20 Final Exam (Alberta) Questions and Answers
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Biology 20 Final Exam (Alberta)Questions and Answers
Neutrophils ii- iiAnswers ii-White iiblood iiCell ii(granulocyte), iisphirical, iimultilobed iinuceli,
iigranulated, ii10-14 iium
Basophils ii- iiAnswers ii-White iiBlood iiCell ii(granulocyte), iisphirical, iilobed iinuclei,
iiirregularly iishaped, iirelease iihistamine, iipromotes iiblood iiflow iito iiinjury, iigranulated,
ii10-12 iium, iinucleus iifills iiwhole iicell
Eosinophils ii- iiAnswers ii-White iiBlood iiCell ii(granulocyte), iisphirical, iibilobed iinuceli,
iigranulated, ii10-14 iium, iiphagocytize iiantigen ii- iiantibody iicomplexes
Monocytes ii- iiAnswers ii-White iiBlood iiCell, iiCan iileave iiblood iistream, iifurther
iispecialize iias iimacrophages iithat iidestroy iibacteria, iikidney iishaped iinuclei,
iinongranular
Lymphocytes ii- iiAnswers ii-White iiBlood iiCell, iinon iigranular, iithymus iiand iired iibone
iimarrow, iiplay iirole iiin iithe iiformation iiof iiantibodies(defense iifunction)
Plasma ii- iiAnswers ii-Fluid iiportion iiof iithe iiblood, iimade iiup iiof iiwater iiplus iidissolved
iigases, iiproteins, iisugars, iivitamins, iiminerals, iihormones, iiwaste iiproducts. iiTransports
iiblood iicells, iioxygen, iicarbon iidioxide, iietc.
Red iiBlood iiCell ii- iiAnswers ii-(Erythrocyte) iiBlood iicell iithat iicontains iithe iirespiratory
iiprotein iihemoglobin iiand iiis iispecialized iifor iioxygen iitransport, iino iinucleus ii(formed
iipart iiof iiblood)
White iiBlood iiCell ii- iiAnswers ii-(leukocyte) iiColorless iiblood iicell iithat iiprotects iithe iibody
iifrom iiinfection iiby iiway iiof iithe iiimmune iiresponse, iiplays iia iirole iiin iiallergic iireactions
iiand iiinflammation. iiThree iitypes: iigranulocytes, iimonocytes, iilymphocytes ii(formed iipart
iiof iiblood)
Platelet ii- iiAnswers ii-Component iiof iithe iiformed iiportion iiof iithe iiblood, iiconsisting iiof
iifragments iiof iicells iithat iiare iicreated iiwhen iilarger iicells iiin iithe iibone iimarrow iibreak
iiapart, iicontains iino iinucleus iiand iiplays iia iikey iirole iiin iiblood iiclotting
Vasodilation ii- iiAnswers ii-Expansion iiin iithe iidiameter iiof iiblood iivessels; iinear iithe iiskin
iibrings iimore iiblood iito iithe iisurface iito iireduce iibody iitemperature
,Vasoconstriction ii- iiAnswers ii-Decrease iiin iithe iidiameter iiof iiblood iivessels; iinear iithe
iiskin iiconserves iibody iiheat
Atrioventricular ii(AV) iinode ii- iiAnswers ii-Bundle iiof iispecialized iimuscle iitissue iilocated
iiint iihe iiwall iiof iithe iiright iiatrium; iireceives iielectrical iistimulus iifrom iithe iiSA iinose iiand
iitransmits iithis iiimpulse iiover iithe iiwalls iiof iithe iiventricles iito iistart iitheir iicontraction
Bundle iiof iiHis ii- iiAnswers ii-Bundle iiof iispecialized iifibers iithrough iiwhich iian iielectrical
iisignal iiis iitransmitted iifrom iithe iiAV iinode, iiinitiating iithe iicontraction iiof iithe iiright iiand
iileft iiventricles
Aorta ii- iiAnswers ii-Major iiartery iithat iicarries iioxygenated iiblood iiaway iifrom iithe iiheart
iito iiall iiregions iiof iithe iibody, iiexcept iilungs
Tricuspid iiValve ii- iiAnswers ii-(atrioventricular) iiSeparates iithe iiright iiatria iiand iiventricle,
ii3 iiflaps
Bicuspid iiValve ii- iiAnswers ii-(atrioventricular) iiSeparates iithe iileft iiatria iiand iiventricle, ii2
iiflaps
Semilunar iiValves ii- iiAnswers ii-(Aortic ii+ iiPulmonary) iiLook iilike iihalf iimoons, iikeep iithe
iiblood iiwhen iiit iiis iipumped iito iithe iilungs iiand iibody iifrom iileaking iiback iiinto iithe iiheart
Circulatory iiSystem ii- iiAnswers ii-System iiof iivessels iithat iitransports iiblood, iithe iicells
iiand iisubstances iisuspended iiand iidissolved iiin iiblood iithroughout iithe iibody. iiLinks iiall
iisystems; iitransports iioxygen, iiwaste, iinutrients, iihormones, iimedicine, iienzymes, iietc.
iiRegulates iiinternal iitemperature, iiprotects iiagainst iiblood iiloss iifrom iiinjury, iidisease
iicausing iimicrobes, iior iitoxic iisubstances iiintroduced iito iithe iibody.
Cardiovascular iiSystem ii- iiAnswers ii-The iiheart iiand iiblood iivessels, iicardio= iiheart,
iivascular= iivessels
Pulmonary iiPathway ii- iiAnswers ii-Heart iito iilungs iiand iiback iito iithe iiheart
Systemic iiPathway ii- iiAnswers ii-Heart iito iibody iiand iiback iito iithe iiheart
Coronary iiPathway ii- iiAnswers ii-Heart iito iiheart iivessels iiand iiback iito iithe iiheart
Heart's iiFunctions ii- iiAnswers ii-Pump iiblood iithrough iithe iibody, iikeep iioxygen iirich
iiblood iiseparated iifrom iioxygen iipoor iiblood, iiensure iithat iiblood iiflows iionly iiin iione
iidirection iithrough iithe iibody
Capillaries ii- iiAnswers ii-The iismallest iiblood iivessel; iigases iiand iiother iisubstances iiare
iiexchanged iibetween iithe iicirculatory iisystem iiand iibody iitissues iiacross iione iicell
iicapillary iiwall
, Sinoatrial iiNode ii- iiAnswers ii-Bundle iiof iispecialized iimuscle iitissue iilocated iiin iithe iiwall
iiof iithe iiright iiatrium iiof iithe iimammalian iiheart; iigenerates iian iielectrical iiimpulse iithat
iistimulates iicardiac iimuscle iifibers iito iicontract iiand iirelax iirhythmically, iiproducing iia
iiregular iiheart iibeat ii(organic iipacemaker)
Cardiac iiOutput ii- iiAnswers ii-Cardiac iioutput ii= iiheart iirate iix iistroke iivolume ii(mL/min);
iiaverage iioutput ii= iitotal iivolume iiof iiblood iithat iicirculates iithrough iithe iiheart iionce iiper
iiminute
Atherosclerosis ii- iiAnswers ii-Build iiup iiof iiplaque ii(fatty iideposits, iicalcium, iiand iifibrous
iitissues) iion iithe iiinside iiof iiartery iiwalls. iiBlood iiflow iiis iidecreased iiand iiblood iipressure
iiincreased; iiAngioplasty iiand iicoronary iibypass
Blood ii- iiAnswers ii-Tissue iiwith iia iisolid iiand iifluid iiportion
Aldosterone ii- iiAnswers ii-Type iiof iihormone iisecreted iiby iithe iiadrenal iicortex;
iistimulates iithe iidistal iitubule iiand iicollecting iiduct iiof iithe iikidneys iito iiincrease iithe
iiabsorption iiof iisodium iiinto iithe iibloodstream, iifollowed iiby iithe iipassive iiabsorption iiof
iiwater iiand iichloride
ADH ii- iiAnswers ii-Hormone iiregulated iiby iithe iihypothalamus iiand iireleased iiby iithe
iipituitary iigland iithat iiincreases iithe iipermeability iiof iithe iidistal iitubule iiand iicollecting
iiduct iiin iithe iinephrons iiof iithe iikidneys, iiallowing iimore iiwater iito iibe iireabsorbed iiinto
iithe iiblood iifrom iithe iifiltrate
Collecting iiDuct ii- iiAnswers ii-Pipe-like iichannel iiarising iifrom iithe iitubule iiconnected iito
iithe iibowman's iicapsule iiin iithe iinephron; iifunctions iias iia iiwater iiconservation iidevice,
iireabsorbing iiwater iifrom iithe iifiltration iiin iithe iinephron
Renal iiArtery ii- iiAnswers ii-Blood iivessel iithat iioriginates iifrom iithe iiaorta iiand iidelivers
iiblood iito iithe iikidneys; iisplits iiinto iithe iiglomerulus iiwithin iithe iibowman's iicapsule iiof
iithe iinephron
Renal iiVein ii- iiAnswers ii-Blood iiVessel iithat iidrains iifrom iithe iikidney; iireturns iito iithe
iibody iithe iisolutes iiand iiwater iireabsorbed iiby iithe iikidney
Proximal iiConvoluted iiTubule ii- iiAnswers ii-Tubular iiportion iiof iithe iinephron iithat iilies
iibetween iithe iibowman's iicapsule iiand iithe iiloop iiof iihenle; iimain iifunction iiis iire
iiabsorption iiof iiwater iiand iisolutes, iias iiwell iias iisecretion iiof iihydrogen iiions
Loop iiof iiHenle ii- iiAnswers ii-Tubular iiportion iiof iithe iinephron iithat iilies iibetween
iiproximal iiand iidistal iitubule; iimain iifunction iiis iire iiabsorption iiof iiwater iiand iiions
Distal iiConvoluted iiTubule ii- iiAnswers ii-Tubular iiportion iiof iithe iinephron iithat iilies
iibetween iithe iiloop iiof iihenle iiand iipct; iimain iifunction iiis iire iiabsorption iiof iiwater iiand
iisolutes iiand iisecretion iiof iivarious iisubstances
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