A&P II Exam 1 Multiple Choice Questions And Answers Top Score 2024.

A&P II Exam 1 Multiple Choice Questions And Answers Top Score 2024. A udifferentiating ured ublood ucell uwould unormally: a.) ulose uits unucleus uafter ugetting uinto ucirculation b.) ubegin uaccumulating uhemoglobin uwhile ustill ua ustem ucell c.) uchange uits ushape ubefore ugetting uinto ucirculation d.) uall uof uthe uabove u- u u u ucorrect uanswer.c.) uchange uits ushape ubefore ugetting uinto ucirculation Which uof uthe ufollowing usites uwill uold uplatelets ube ustored utemporarily uas ua ureserve uagainst ua umajor ublood uloss uevent? a.) ubone umarrow b.) uliver c.) uspleen d.) upituitary u- u u u ucorrect uanswer.c.) uspleen The uinvoluntary ucardiac ucenters uin uthe uhuman ubrain uare ulocated uin uthe: a.) ucerebrum b.) ucerebellum c.) umedulla d.) upons u- u u u ucorrect uanswer.c.) umedulla The ubody ureacts uto uchanges uin ublood ugas ulevels uby uchanging ucardiac uoutput uand ublood uflow upatterns. uWhat utype uof ureceptors usend uinformation uso uthat uthe ubody ucan ureact uto uchanging ublood uCO2 ulevels? a.) ubaroreceptors b.) uchemoreceptors c.) uproprioreceptors d.) unone uof uthe uabove u- u u u ucorrect uanswer.b.) uchemoreceptors Which uof uthe ufollowing udecrease uthe urate uof uthe uheart ubeating? a.) uincreased ublood uvolume ureturning uto uthe uheart b.) uincreased usympathetic ustimulation c.) uincreased uparasympathetic ustimulation d.) udecreased uend usystolic uvolume u- u u u ucorrect uanswer.c.) uincreased uparasympathetic ustimulation The upapillary umuscle ucontracts uwhen: a.) uthe uatrium ucontracts b.) uthe uAV uvalve uneeds uto uclose c.) uslightly uafter uthe ustart uof uventricular ucontraction d.) uthe uAV uvalve uneeds uto ube uopen u- u u u ucorrect uanswer.c.) uslightly uafter uthe ustart uof uventricular ucontraction When uincreased ublood uvolume uis uneeded ufor uthe ubrain, uwhich uof uthe ufollowing ucircuits umight ube uexpected uto ube useeing uincreased uflow? a.) ucoronary b.) upulmonary c.) usystemic d.) uall uof uthe uabove u- u u u ucorrect uanswer.c.) usystemic When uthe usympathetic usystem uis uactivated, uwhich uof uthe ufollowing uis utrue? a.) umore ublood uwill ube ureturning uto uthe uright uatrium b.) uthe uend usystolic uvolume uwill ube uhighest c.) ucardiac uoutput uwill unot uchange d.) uepinephrine ulevels uwill udecrease u- u u u ucorrect uanswer.a.) umore ublood uwill ube ureturning uto uthe uright uatrium The uventricle ucontracts uwith ua ugreater uforce uwhen: a.) uthe uend udiastolic uvolume uis ulow b.) uthe uend usystolic uvolume uis ularge c.) uthe ustretch ureceptors uin uthe uventricle uare uactivated d.) ublood upressure uin uthe uaorta uis uat unormal ulevels u- u u u ucorrect uanswer.c.) uthe ustretch ureceptors uin uthe uventricle uare uactivated Pressure uin uthe uaorta uis uhighest uwhen: a.) uthe uventricle uis uin udiastole b.) uthe uventricle uis uin usystole c.) uthe uatrium uis uin udiastole d.) ub uand uc u- u u u ucorrect uanswer.d.) ub uand uc Erythropoietin u(EPO) uin uthe umicroenvironment uof uthe ubone umarrow uwould ulead uto uthe uproduction uof: a.) ueosinophils b.) ured ublood ucells c.) uplatelets d.) uneutrophils u- u u u ucorrect uanswer.b.) ured ublood ucells Which uof uthe ucomponents uof uhemoglobin ulisted ubelow udoes unot ubreak udown ufurther uin uthe ubody, ubut uis urecycled uand ureused uin unew uhemoglobin umolecules? a.) uglobin uprotein b.) uiron c.) uheme d.) uall uof uthe uabove u- u u u ucorrect uanswer.b.) uiron In ucapillaries, uosmotic upressure utends uto umove uwater: a.) uinto uthe ublood b.) uout uof uthe ublood c.) uinto uthe ucells uaround uthe ublood uvessel d.) uthere uis uno unet umovement uof uwater u- u u u ucorrect uanswer.a.) uinto uthe ublood The upurpose uof ugap ujunctions uin uthe uinterclated udiscs ubetween uheart ucells uis ufor: a.) uconductance uof uelectrical usignals ubetween ucells b.) ustrength uof uthe utissue uduring ucontraction c.) uCa uions uto uexit uthe ucells uduring ucontractions d.) uprevention uof utetanus uand usummation u- u u u ucorrect uanswer.a.) uconductance uof uelectrical usignals ubetween ucells Most uof uthe ucarbon udioxide utransported uin uthe ublood uis ucarried: a.) udissolved uas uCO2 uin uthe uplasma b.) uin uRBCs ubound uto uhemoglobin c.) uas ubicarbonate uions uin uthe uplasma d.) udissolved uas uCO2 uin uthe ucytoplasm uof uRBCs u- u u u ucorrect uanswer.c.) uas ubicarbonate uions uin uthe uplasma A ularge uamount uof uthe ublood ustem ucells ucan ube ufound uin uadults ufor utissue udonation uin uwhich uorgan? a.) uliver b.) uspleen c.) utibia d.) upelvic ubone u- u u u ucorrect uanswer.d.) upelvic ubone One uof uthe ufirst usteps uin uresponse uto utissue udamage uand uthe ucutting uof ublood uvessels uwould ube: a.) uplatelets usticking utogether b.) ublood uclot uretraction c.) ublood uvessel uconstriction d.) uvessel uwall urepair u- u u u ucorrect uanswer.c.) ublood uvessel uconstriction Which uof uthe ufollowing urelies uon ua utransport uprotein uto umove uaround uwith uthe ublood? a.) uiron b.) uglucose c.) uclotting uproteins d.) uWBCs u- u u u ucorrect uanswer.a.) uiron The ublood, uvessels, uand uheart uall udevelop ufrom uwhich uof uthe ufollowing ugerm ulayers? a.) uectoderm b.) umesoderm c.) uendoderm d.) ub uand uc u- u u u ucorrect uanswer.b.) umesoderm A ucell uthat udevelops ufrom uthe ulymphoid uline uis ua: a.) uRBC b.) uplatelet c.) uplasma ucell d.) uneutrophil u- u u u ucorrect uanswer.c.) uplasma ucell The ulocation uof uthe ulowest ublood upressure uin uthe usystemic ublood usystem uis: a.) uarterioles b.) ucapillaries c.) uvenuoles d.) uveins u- u u u ucorrect uanswer.d.) uveins The ucomponent uwith uthe umost uresistance uto ublood uflow uin uthe ucirculatory usystem uis uthe: a.) uarteries uand uarterioles b.) ucapillaries c.) uheart d.) uveins uand uvenuoles u- u u u ucorrect uanswer.b.) ucapillaries The uprotein ufibrin uforms uinsoluble uthreads uduring uthe uclotting uprocess. uThe usoluble uprecursor uto ufibrin uis ulocated uwhere uprior uto uthe ustart uof uthe uclotting ureaction? a.) uendothelial ucell b.) uplasma c.) uliver d.) uplatelet u- u u u ucorrect uanswer.b.) uplasma The ufirst ulocation uof ublood ucell uformation uduring uhuman udevelopment uwould ube uthe: a.) ubone umarrow b.) uliver c.) uumbilical ucord d.) uyolk usac u- u u u ucorrect uanswer.d.) uyolk usac Which uvessel uis ucomposed uof uonly uan uendothelium uand ubasal ulamina? a.) uartery b.) ucapillary c.) uvenuole d.) uvein u- u u u ucorrect uanswer.b.) ucapillary A usecondary ublock uin uthe uconductance uof uthe uheart uwould uresult uin: a.) ua ulonger utime ubetween uP uand uQRS uwaves b.) ufewer uT uwaves uin ucomparison uto uP uwaves c.) umore uintense uP uwaves d.) ua ushorter utime ubetween uQRS uand uT uwaves u- u u u ucorrect uanswer.b.) ufewer uT uwaves uin ucomparison uto uP uwaves The uinitiation uof uthe uelectrical uconductance uto uget uproper ucontraction uof uthe uheart ushould utake uplace uin uthe: a.) uAV unode b.) uectopic unode c.) uSA unode d.) uall uof uthe uabove u- u u u ucorrect uanswer.c.) uSA unode Which uresponse urepresents uthe ustate uof uthe uvalves uwhen uthe uatrium uis unearing uthe uend uof udiastole uand uthe uventricle uis uin uthe umiddle uof udiastole? a.) uAV u(bicuspid) uopen, uaortic usemilunar uclosed b.) uAV u(bicuspid) uopen, uaortic usemilunar uopen c.) uAV u(bicuspid) uclosed, uaortic usemilunar uclosed d.) uAV u(bicuspid) uclosed, uaortic usemilunar uopen u- u u u ucorrect uanswer.a.) uAV u(bicuspid) uopen, uaortic usemilunar uclosed Blood ureserves ucan ube uquickly ureturned uto uthe uheart uwhen umore ucardiac uoutput uis uneeded. uThe uresserve uis umaintained uin uthe u: a.) uarterioles b.) uarteries c.) ucapillaries d.) uveins u- u u u ucorrect uanswer.d.) uveins The ublood uflowing uthrough uthe usmall uopenings ucalled uthe uaortic usinuses usupplies ublood uto: a.) uthe ulung b.) uthe uliver c.) uheart umuscle d.) usmall uintestine u- u u u ucorrect uanswer.c.) uheart umuscle Which uof uthe ufollowing uhelp ublood uflow uin uthe uveins uget uback uto uthe uheart? a.) umovement uof uskeletal umuscles uand ulungs b.) uone uway uvalves c.) ulow uresistance d.) uall uof uthe uabove u- u u u ucorrect uanswer.d.) uall uof uthe uabove The ugreatest utotal ucross usectional uarea uof uthe ublood uvessels uin uthe ubody uare uin: a.) usmall uarteries b.) ucapillaries c.) uveins d.) ularge uarteries u- u u u ucorrect uanswer.b.) ucapillaries The unet umovement uof uwater uout uof uthe ublood uand uacross uthe ucapillary uwall uis ucompensated ufor uby uwhich uof uthe ufollowing uactive usystems? a.) ucirculatory b.) ulymphatic c.) upulmonary d.) unone uof uthe uabove u- u u u ucorrect uanswer.b.) ulymphatic