BIOL 251 Human Anatomy & Physiology I w Lab QUESTIONS AND CORRECT ANSWERS

BIOL 251: Human Anatomy & Physiology I
PM PM PM PM PM PM PM


w/Lab
MitochandriaPM-
PMcorrectPManswerPM ThePMpartPMofPMthePMcellPMthatPMconvertsPMfoodPMtoPMenergy.RodPMshaped.
doublePMmembranePMorganelles.PMfoldedPMintoPMcristae.PMsitePMofPMaerobicPMrespriationPMandPMenergyP
Mproduction(ATP)




RibosomesPM-PMcorrectPManswerPM MakesPMproteins.non-
organelles.PMcomposedPMofPMrRNAPMandPMprotein.TheyPMcirculatePMinPMthePMcytoplasmPMorPMarePMatta
chedPMtoPMthePMER


RoughPMERPM-
PMcorrectPManswerPM membranousPMtubePMsystemPMcontinuousPMwithPMthePMnucleusPMandPMdotted
PMwithPMribosomes.proteinPMmodificationPM(sugerPMattachment)PMandPMproteinPMtransportPM(placementP
MintoPMvescicles)toPMthePMGolgiPMapparatusPMandPMotherPMsites.




SmoothPMERPM-
PMcorrectPManswerPM MenbranousPMtubePMsystemPMfreePMofPMribosomes.PMLipidPMandPMsteroidPMs
ynthesis.occursPMhere.asPMwellPMasPMlipidPMmetabolism.


GolgiPMcomplexPM-
PMcorrectPManswerPM stackPMofPMflattenedPMmembrances;polarPMwithPMarrivingPMandPMleavingPMsi
des.PMpartPMofPMthePMendomembranePMsystemPMthatPMpackagePMandPMmodifiesPMproteinsPMforPMsecretio
nPMfromPMthePMcellPMorPMplacementPMinto.


PeroxisomesPM-
PMcorrectPManswerPM vesiclesPMfilledPMwithPMoxidasePMandPMcatalasePMenzymes.PMthenPMbreakPMd
ownPMandPMdetoxifyPMsubstancesPMthatPMcanPMdamagePMorganellesPMandPMDNA.PMsuchPMasPMfreePMradi
calsPMandPMhydrogenPMperoxide.


LysosomesPM-
PMcorrectPManswerPM vesiclesPMfilledPMwithPMdigestivePMenzymes.PMbreakPMdownPMmacromolecul
esPMsoPMmonomersPMcanPMbePMrecycled.AnatomyPM-
PMcorrectPManswerPM ThePMstudyPMofPMbodyPMstructure