生理學(xué)智慧樹知到課后章節(jié)答案2023年下南開大學(xué)

生理學(xué)智慧樹知到課后章節(jié)答案2023年下南開大學(xué)南開大學(xué)

緒論單元測(cè)試

Theregulationmodeandcharacteristicofthreephysiologicalfunctionsinhumanbody？

A:Humoralorneuro-humoralregulation:slow,extensive(secretion).

B:Selfregulation:small,limited.

C:Alloftheabovethree.D:Nervousregulation:rapid,accurate(reflexarc).

答案:Alloftheabovethree.

第一章測(cè)試

TheAVnode,whichnormallyexhibitsthefastestrateofautorhythmicityisknownasthepacemakeroftheheart.

A:錯(cuò)B:對(duì)

答案:錯(cuò)

Bulkflowoccursbecauseofdifferencesinthehydrostaticandcolloidosmoticpressuresbetweentheplasmaandinterstitialfluid.

A:錯(cuò)B:對(duì)

答案:對(duì)

Whichofthefollowingcorrectlyrankspressuresduringisovolumetriccontractionofanormalcardiaccycle?

A:leftventricular>leftatrial>aorticB:

aortic>leftatrial>leftventricularC:

leftatrial>aortic>leftventricularD:aortic>leftventricular>leftatrialE:

leftventricular>aortic>leftatrial

答案:aortic>leftventricular>leftatrial

Whentheradiusoftheresistancevesselsisincreased,whichofthefollowingisincreased?

A:

Capillarybloodflow

B:Systolicbloodpressure

C:Viscosityoftheblood

D:

Hematocrit

E:Diastolicbloodpressure

答案:

Capillarybloodflow

Whatismainlyresponsibleforthedelaybetweentheatrialandventricularcontractions?

A:slowactionpotentialconductionvelocityofAVnodecells

B:slowactionpotentialconductionvelocityalongatrialmusclecellmembranes

C:

theshallowslopeofAVnodepacemakerpotentials

D:greaterparasympatheticnervefiringtotheventriclesthantotheatria

E:slowactionpotentialconductioninthePurkinjenetworkoftheventricles

答案:slowactionpotentialconductionvelocityofAVnodecells

第二章測(cè)試

Cholesterol

is

found

within

the

lipidbilayer

A:錯(cuò)B:對(duì)

答案:對(duì)

Thegreaterthedifferenceinconcentration,theslowertherateofnetdiffusion.

A:對(duì)B:錯(cuò)

答案:錯(cuò)

Oppositechargesattracteachother.

A:對(duì)B:錯(cuò)

答案:對(duì)

Cholesterolcontributestothefluidityandstabilityofthemembrance,Betweenwhichmoleculesischolesterolfound?

A:membranecarbohydratesB:membraneproteinsC:celladhesionsmolecules

D:phospholipids.

答案:phospholipids.

Membranepotentialismeasuredintheseunits

A:volts

B:KilovoltsC:nanovolts

D:millivolts

答案:millivolts

第三章測(cè)試

Thesefilamentsarearrangedincylindricalbundlescalledmyofibrils.

A:對(duì)B:錯(cuò)

答案:對(duì)

T

tubules

storecalcium.

A:對(duì)B:錯(cuò)

答案:錯(cuò)

Inskeletalmuscle,magnesiummustbeattachedtoATPbeforemyosinATPasecansplittheATP

A:對(duì)B:錯(cuò)

答案:對(duì)

Whichofthefollowingisthefunctionalunitofaskeletalmuscle?

A:slidingfilamentsB:sarcomereC:GlogiorganD:thickfilaments

答案:sarcomere

Whichofthefollowingionsbindstocalmodulininsmoothmuscles?

A:potassiumB:calcium

C:magnesiumD:sodiumealloftheabove

答案:calcium

第四章測(cè)試

Themajorelementofwholebloodis__________.

A:RBCsB:plateletsC:leukocytesD:plasma

答案:plasma

Whichofthefollowingbloodcomponentsprovidethemajordefenseforourbodiesagainstinvadingbacteriaandviruses?

A:plasmaB:plateletsC:redcellsD:whitecells

答案:whitecells

Whenbloodclumpsorformsvisibleislandsinthestillliquidplasma,itiscalled:

A:noneoftheaboveB:AgglutinationC:ClottingD:hematolysis

答案:Agglutination

Antigensare:

A:produced

by

B

cellB:kindsofredcellsthatidentifyabloodtypeC:foundonthesurfaceofredcellsD:relativelylargecarbohydratemolecules

答案:foundonthesurfaceofredcells

Mostofthevolumeofnormalhumanbloodiscomposedof:

A:redcellsB:hemoglobinC:whitecellsD:plasma

答案:plasma

第五章測(cè)試

UsingtheequationPV=constant;ifthevolumeofthethoraciccavityincreases(inotherwords,thesizeofthethoraciccavityincreases),thepressureinsidethethoraciccavitywill__________.

A:staythesameB:decreaseC:increaseD:cannotjudge

答案:decrease

Whenthepressurewithinthethoraciccavityincreasescomparedtoatmosphericpressure,airwill__________thelungs.

A:EnterB:cannotjudgeC:notenterorexitD:Exit

答案:Exit

Afterapersoninhalesnormallyandthenforceshimselftoinhalesomemore,thisiscalledthe__________volume.

A:inspiratoryreserveB:expiratoryreserve

C:ResidualD:Tidal

答案:inspiratoryreserve

Whichofthefollowingincreasestheabilityofoxygenbindingtohemoglobin?

A:anincreaseinpartialpressureinoxygenB:anincreaseintemperatureC:adecreaseinpHD:anincreaseinpartialpressureincarbondioxide

答案:anincreaseinpartialpressureinoxygen

WhichofthefollowingpO2

valuesresultsinmoresaturationofhemoglobin?

A:55mmHgB:10mmHgC:40mmHgD:80mmHg

答案:80mmHg

第六章測(cè)試

Theposteriorpituitarydosenotactuallyproduceanyhormones.

A:對(duì)B:錯(cuò)

答案:對(duì)

Thyroidhormonedecreasesthebody’soverallmetabolicrate.

A:對(duì)B:錯(cuò)

答案:錯(cuò)

Adequatenutritionandgoodhealtharetheprimaryenvironmentfactorsinfluencinggrowth.

A:對(duì)B:錯(cuò)

答案:對(duì)

Whichofthefollowinghormonesisassociatedwithacromegaly?

A:growthhormoneB:thyroidstimulatinghormoneC:adrenocorticotropichormoneD:thyrotropinreleasinghormoneE:thyroidhormone

答案:growthhormone

Hormonesareclassifiedinto3distinctclassesaccordingtotheirbiochemicalstructure:

A:aminesB:

inorganicsaltC:peptidesandproteinsD:steroidsE:organicsalt

答案:amines;peptidesandproteins;steroids

第七章測(cè)試

Amylaseisadigestiveenzymethatwilldigest__________.

A:proteinsB:fatsSerosaC:carbohydratesD:glucose

答案:carbohydrates

Whenlipidsaredigested,theyform__________.

A:nucleotideB:oligosaccharidesC:aminoacidsD:glycerolandfattyacids

答案:glycerolandfattyacids

Themajorfunctionsofthedigestivesystemaretodigestfoodandtoabsorbnutrientsintothe__________.

A:bloodstreamB:stomachC:liverD:smallintestine

答案:bloodstream

Whichofthefollowingisconsideredtobeanaccessoryorganofdigestion?

A:smallintestineB:esophagusC:pancreasD:stomach

答案:pancreas

WhichofthefollowingdigestivehormonesstimulatesthepancreastoreleasebufferstostabilizethepHwithintheduodenum?

A:cholecystokininB:gastrinC:cholecystokinin

and

GastrinD:secretin

答案:secretin

第八章測(cè)試

Theafferentarterioledeliversbloodtotheglomerularcapillaries.

A:對(duì)B:錯(cuò)

答案:對(duì)

Sodiumispassivelyreabsorbedintheproximaltubule.

A:錯(cuò)B:對(duì)

答案:錯(cuò)

Thecreatinineclearance(CCr)iscommonlyusedtoapproximatetheGFR.

A:錯(cuò)B:對(duì)

答案:對(duì)

Which

of

thefollowingsubstancesisahormoneoftheadrenalgland

A:vasopressinB:inulinC:aldosteroneD:ReninE:erythropoietin

答案:aldosterone

Thefunctionalunitofthekidneyis

A:thenephronB:theglomerulus.C:therenalmedullaD:theloopofHenleE:thecountercurrentsystem

答案:thenephron

第九章測(cè)試