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Pr el abQui zRes ul t s Yo us c or e d1 00 %b yan s we r i n g4ou to f4qu es t i o nsc o r r e ct l y .
1.Pr es s ur ec hangesi nt hec ar di o v as c ul ars y s t em pr i mar i l yr es ul tf r om You c or r ec t l yans wer ed:b.c hangesi nt hef or c eofc ont r ac t i onoft hehear t .
2 .Wha ti st h ed r i v i n gf o r c ef o rb l o odfl o w?Yo u c or r ec t l yans wer ed:d.pr es s ur egr adi ent
3. Whi c hoft hef ol l owi ngi sdi r ec t l ypr opor t i onal t obl oodfl ow? Youcor r ec t l yans wer ed:e .bl oodv es s el r adi usandpr es s ur egr adi ent
4.Ar t er i esc l os et ot hehear tn eedt obeabl et ocompe ns at ef orYo u c or r ec t l yans wer ed:c .pr es s ur ec han ges .
Ex pe r i me ntRe su l t s Pr edi c tQues t i o n: Pr edi c tQues t i o n1:Wh ateff ec tdoy o ut hi nki nc r eas i n gt h epr es s ur ewi l l h av eont heflui dfl owr at e ? Yo uran swer:b.Thefl ui dfl owr at ewi l l i nc r eas e.
Pr edi c tQues t i o n2:Doy o ut hi nkagr aphpl ot t edwi t hpr es s ur eont heXax i sandfl owr at eont h eYa xi swi l l bel i near( a s t r ai ghtl i ne) ? Yo ura ns wer:a .y e s
St o p&Th i n kQu es t i o ns : Th i se x p er i me ntu s e sp r e s s u r ec h a ng est omo de l Youcor r ec t l yans wer ed:c .c hangesi nt hef or c eofc ont r ac t i onoft hehear t .Ex per i ment
Da t a : Fl ow ml / mi n 35. 0 70. 1 105. 1 140. 2 175. 2 210. 3 245. 3 280. 4
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Vi s c os i t 3. 5 3. 5 3. 5 3. 5 3. 5 3. 5 3. 5 3. 5
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Pos t l abQui zRes ul t s Yo us c or e d1 00 %b yan s we r i n g4ou to f4qu es t i o nsc or r e ct l y .
1 .Th ee ffe c to fi n c r e as i n gp r e s s ur ewa st oY ou c or r ec t l yans wer ed:b.i nc r eas efl owr at e.
2 .Bl o odpr e s s ur ei sme as u r e di nYo u c o r r e c t l ya ns we r e d:c .mm Hg .
3 .Wh i c ho ft h ef o l l o wi n gv a r i a bl e sh ast h eg r e at e s te ffe cto nb l o odfl o w?Yo u c or r ec t l yans wer ed:d.v es s el r adi us
4. Bl oodflowi smeasur edi n Yo uc or r ec t l yan swer ed:a.ml / mi n.
Re v i e wSh ee tRe s u l t s 1 . Ex pl a i nt h eeff ec tt h atp r e ss ur ec ha ng esh adonfl owr at e .Ho w we l l d i dt h er es ul t sc omp ar ewi t hy ou rp r e di c t i o n? I nc r eas i ngt hepr es s ur eal s oi nc r eas edt hefl owr at e.Thi swascons i s t e ntwi t hmypr e di c t i on.
2.Ho w doest hepl otdi ff erf r om t hepl ot sf ort uber adi us ,v i s c os i t y , andt ubel engt h?Howwel l di dt her es ul t sc ompar ewi t hy our pr edi c t i on? Thepl o tf o rp r e ss ur ewa sl i n ea rwh er et h eo t h er soc c ur e donac ur v e .
3 . Ex p l a i nwh ypr e s s ur ec ha ng esa r eno tt h eb es t wa yt oc on t r o lb l o odfl ow. I twou l dt a k eagr e ata mo mo un to fp r e ss ur et oc ha nget h es p ee dofb l o odfl ow.
4 . Us ey ou rd at at oc al c u l a t et h ei n c r e as ei nfl owr a t ei nml / mi n / mm Hg . 245. 4ml ml / mi n/ mm HG
