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WGU - D313 - Anatomy and Physiology 2 Reproductive System Practice Test verified questions and answers/correct/verified A+
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WGU - D313 - Anatomy and Physiology 2 Reproductive System Practice Test verified questions and answers/correct/verified A+ Myocardium - correct answers-muscular, middle layer of the heart. Contains cardiac muscle fibers Where is the base of the heart located? - correct answers-At the third ...

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  • September 16, 2024
  • 45
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • wgu d313 anatomy and physiology 2 reproductive

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  • WGU D313

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WGU - D313 - gd gd gd




Anatomy and Physiology 2 Reproductiv
gd gd gd gd gd




e System Practice Test verified question
gd gd gd gd gd




s and answers/correct/verified A+
gd gd gd




Myocardiumgd-gdcorrectgdanswers-muscular,gdmiddlegdlayergdofgdthegdheart.gd

Containsgdcardiacgdmusclegdfibers

Wheregdisgdthegdbasegdofgdthegdheartgdlocated?gd-gdcorrectgdanswers-Atgdthegdthirdgdcostalgdcartilage

Wheregdisgdthegdapexgdofgdthegdheartgdlocated?gd-gdcorrectgdanswers-
5thgdintercostalgdspace,gdmidclaviculargdline

Layersgdofgdthegdheartgdfromgdoutergdtogdinner

(Heartgdonly)gd-gdcorrectgdanswers-Epicardium

Myocardium

Endocardium

Layersgdofgdthegdheartgdfromgdoutergdtogdinnergd(sixgdlayers)gd-gdcorrectgdanswers-Fiberousgdpericardium

Parietalgdlayergdofgdseriousgdpericardium

Pericardialgdcavity

Epicardium

Myocardium

Endocardium

functiongdofgdpericardiumgd-gdcorrectgdanswers-
protectsgdthegdheartgdandgdretainsgditsgdpositiongdingdthegdmediastinum

Serosalgdpericardiumgd-gdcorrectgdanswers-
Closedgdsacgdcomposedgdofgdtwogdthingdlayersgd(visceralgdandgdparietal)gdwithgdagdnarrowgdcavitygd(pericardialgdc
avity)gdbetweengdthemgdfilledgdwithgdpericardialgdfluid.

Functiongdofgdthegdserosalgdpericardiumgd-gdcorrectgdanswers-Reducesgdfrictiongdasgdthegdheartgdbeats

Whatgdlayergdofgdthegdheartgdcoversgdthegdheartgdvalves?gd-gdcorrectgdanswers-endocardium

Pericardiumgd-gdcorrectgdanswers-Agdthin,gdfluidgdfilledgdsacgdthatgdcoversgdthegdoutergdsurfacegdofgdthegdheart

,pericardialgdcavitygd-gdcorrectgdanswers-Agdnarrowgdcavitygdfilledgdwithgdpericardialgdfluid

Pericardialgdfluidgd-gdcorrectgdanswers-Thingdserousgdfluidgdfoundgdingdthegdpericardialgdcavity

Pathwaygdofgdbloodgdthroughgdthegdheartgd-gdcorrectgdanswers-Rightgdatrium,gd

tricuspidgdvalve,gd

rightgdventricle,gd

pulmonarygdsemilunargdvalve,

pulmonarygdtrunk,gd

pulmonarygdarteries,gd

lungs,gd

pulmonarygdveins,gd

leftgdatrium,gd

bicuspidgd(mitral)gdvalve,gd

leftgdventricle,gd

aorticgdsemilunargdvalve

Venulesgd-gdcorrectgdanswers-smallgdvesselsgdthatgdgathergdbloodgdfromgdthegdcapillariesgdintogdthegdveins

Bloodgdgoesgdfromgdthegdinferiorgdandgdsuperiorgdvenagdcavagdto...gd-gdcorrectgdanswers-Rightgdatrium

Valvegdaftergdrightgdatriumgd-gdcorrectgdanswers-Tricuspidgdvalve

RightgdAVgdvalve

Tricuspidgdvalvegdleadsgdtogd-gdcorrectgdanswers-rightgdventricle

Whatgdvalvegddoesgdthegdrightgdventriclegdsendgdbloodgdthrough?gd-gdcorrectgdanswers-Pulmonarygdvalve

Pulmonarygdveingdleadsgdtogdthegd-gdcorrectgdanswers-leftgdatrium

Bloodgdgoesgdfromgdthegdleftgdatriumgdthroughgdwhatgdvalve?gd-gdcorrectgdanswers-Mitralgdvalve

LeftgdAVgdvalve

Mitralgdvalvegdleadsgdtogdwhatgdchambergd-gdcorrectgdanswers-Leftgdventricle

Bloodgdexits,gdthegdleftgdventriclegdthroughgdwhatgdvalve?gd-gdcorrectgdanswers-Aorticgdvalve

Threegdmaingdtypesgdofgdarteriesgd-gdcorrectgdanswers-1.gdElasticgdarteriesgd(conductinggdarteries)

2.gdMusculargdarteriesgd(distributinggdarteries)

3.gdArteriolesgd(resistancegdvessels)

layersgdofgdarteriesgdandgdveinsgd-gdcorrectgdanswers-tunicagdinterna,gd

,tunicagdmedia,gd

tunicagdexterna

layersgdofgdarteriolesgdandgdvenulesgd-gdcorrectgdanswers-Tunicagdinterns,

Tunicagdmedia

Tunicagdexterna

Functiongdofgdelasticgdarteriesgd-gdcorrectgdanswers-
stretchgdwhengdbloodgdisgdforcedgdoutgdofgdthegdheart,gdandgdrecoilgdundergdlowgdpressure

layersgdofgdcapillariesgd-gdcorrectgdanswers-onlygdtunicagdintima

Musculargdarteriesgd(distributinggdarteries)gd-gdcorrectgdanswers-lackgdelasticgdfibersgdingdthegdwalls.



Smoothgdmusclesgdmaintain,gdsustainedgdpressure.



Well-definedgdwallsgd



Repeatedlygdbranchgduntilgdtheygdreachgdtheirgdtargetgdorgan

Arteriolesgd(resistancegdvessels)gd-gdcorrectgdanswers-
Thin,gdporous,gdmicroscopicgdarteriesgdthatgdfeedgdbloodgdtogdthegdcapillaries

Terminalgdendgdofgdatreriolesgd-gdcorrectgdanswers-Metarteriole

Whatgdregulatesgdbloodgdflowgdingdarteriolesgd-gdcorrectgdanswers-Sympatheticgdnerves

Localized,gdchemicalgdmediators

vasculargdresistancegd-gdcorrectgdanswers-Resistancegdtogdthegdflowgdofgdbloodgdthroughgdthegdvessels

Microcirculationgd-gdcorrectgdanswers-Circulationgdofgdbloodgdingdthegdcapillaries

Propertiesgdofgdcapillariesgd-gdcorrectgdanswers-Singlegdlayergdofgdendothelialgdcells



Formgdnetworksgdtogdprovidegdagdlargegdsurfacegdareagdingdcontactgdwithgdtissuesgd



Wheregdexchangegdhappensgdbetweengdvesselsgdandgdtissue

Whatgdisgdvasomotion?gd-gdcorrectgdanswers-Intermittentgdcontraction,gdrelaxationgdofgdthegdpre-
capillarygdsphinctergdthatgdpushesgdbloodgdfromgdagdmetarteriolegdtogdagdcapillary.

, Namesgdofgdthegdcapillarygdexchangegdmechanisms,gdthegdfacilitategdmovementgdofgdsubstances,gdtogdinformgdt
hegdexchangegdsitegd-gdcorrectgdanswers-Diffusion

Bulkgdflowgd(reabsorption,gdandgdfiltration)

Transcytosisgd(vasculargdtransport)

Activegdtransport

Diffusiongd-gdcorrectgdanswers-
Movementgdofgdmoleculesgdfromgdangdareagdofgdhighergdconcentrationgdtogdangdareagdofgdlowergdconcentration.

Whatgdsubstancesgdusegddiffusiongdtogdgogdbetweengdcapillariesgdandgdbodygdtissue?gd-gdcorrectgdanswers-
Lipid,gdsolublegdsubstances

- Oxygengd
gd gd



- carbongddioxide
gd gd



- steroidgdhormones
gd gd




Water,gdsoluble,gdsubstancesgd

- glucose
gd gd



- aminogdacids
gd gd



Bloodgdbraingdbarriergd-gdcorrectgdanswers-
agdfilteringgdmechanismgdofgdthegdcapillariesgdthatgdcarrygdbloodgdtogdthegdbraingdandgdspinalgdcordgdtissue,gdbloc
kinggdthegdpassagegdofgdcertaingdsubstances,gdbecausegditgdisgdresistantgdtogddiffusion

Bulkgdflowgdingdcapillariesgd-gdcorrectgdanswers-
Movementgdofgdlargegdnumbergdofgdions,gdmoleculesgdorgdparticlesgdtogethergdfromgdangdareagdofgdhigh-
pressuregdtogdlowgdpressure

Bloodgdhydrostaticgdpressuregd-gdcorrectgdanswers-
Pressuregdgeneratedgdfromgdthegdheartgdthatgdpushesgdfluidgdoutgdofgdcapillariesgdintogdinterstitialgdfluid,gdpromo
tinggdfiltration

Interstitialgdfluid,gdhydrostaticgdpressuregd-gdcorrectgdanswers-Opposesgdbloodgdhydrostaticgdpressure



Pressuregdofgdthegdinterstitialgdfluidgdsurroundinggdcellsgdthatgdpushgdfluidgdfromgdinterstitialgdspacesgdbackgdintog
dthegdcapillaries



Bloodgdcolloid,gdosmoticgdpressuregd-gdcorrectgdanswers-
Proteinsgdingdthegdbloodgdthatgdaregdtoogdlargegdtogdpassgdthroughgdthegdfenestrationsgdintogdthisgdtissuegdremaini
nggdcapillaries.

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