(Test Bank) Understanding Pathophysiology

Huether, 7

Physiology

Test Bank

7th Edition

• $15.00 $50.00

---

Description

Test Bank for Understanding Pathophysiology, The downloadable file consists of 784 pages, and the total size of the file is 8.79 MB. Purchase now only for highly discounted price.

Author(s): Huether

---

---

Study Note Preview

Understanding IPathophysiology I7th IEdition ITest IBank Chapter I1. ICellular IBiology MULTIPLE ICHOICE 1. A Istudent Iis Iobserving Ia Icell Iunder Ithe Imicroscope. IIt Iis Iobserved Ito Ihave Isupercoiled IDNA Iwith Ihistones. IWhich Iof Ithe Ifollowing Iwould Ialso Ibe Iobserved Iby Ithe Istudent? a. A Isingle Icircular Ichromosome b. A Inucleus c. Free-floating Inuclear Imaterial d. No Iorganelles ANS: IB The Icell Idescribed Iis Ia Ieukaryotic Icell, Iso Iit Ihas Ihistones Iand Ia Isupercoiled IDNA Iwithin Iits Inucleus; Ithus, Ithe Inucleus Ishould Ibe Iobserved. A Isingle Icircular Ichromosome Iis Icharacteristic Iof Iprokaryotic Icells, Iwhich Ido Inot Ihave Ihistones. Free-floating Inuclear Imaterial Idescribes Ia Iprokaryotic Icell, Iwhich Iwould Inot Ihave Ia Idistinct Inucleus. Eukaryotic Icells Ihave Imembrane Ibounded Icellular Icomponents Icalle d Iorganelles. INo Iorganelles Idescribes Ia Iprokaryotic Icell. 2. A Inurse Iis Iinstructing Ithe Istaff Iabout Icellular Ifunctions. IWhich Icellular Ifunction Iis Ithe Inurse Idescribing Iwhen Ian Iisolated Icell Iabsorbs Ioxygen Iand Iuses Iit Ito Itransform Inutrients Ito Ienergy? a. Metabo lic Iabsorption b. Communication c. Secretion d. Respiration ANS: ID The Iability Iof Ithe Icell Ito Iabsorb Ioxygen Irefers Ito Ithe Icells Ifunction Iof Irespiration. The Iability Iof Ithe Icell Ito Ifunction Iwithin Ia Isociety Iof Icells Irefers Ito Iits Ifunction Iof Icommunication. The Iability Iof Ithe Icell Ito Itake Iin Inutrients Irefers Ito Ithe Icells Ifunction Iof Imetabolic Iabsorption. The Iability Iof Ithe Icell Ito Isynthesize Inew Isubstances Iand Isecrete Ithese Ielsewhere Irefers Ito Ithe Icells Ifunction Iof Isecretion. 3. A Ieukaryotic Icell Iis Iundergoing IDNA Ireplication. IIn Iwhich Iregion Iof Ithe Icell Iwould Imost Iof Ithe Igenetic Iinformation Ibe Icontained? a. Mitochondria b. Ribosome c. Nucleolus d. Nucleus ANS: IC The Iregion Iof Ithe Icell Ithat Icontains Igenetic Imaterial, Iincluding Ia Ilarge Iamount Iof Iribonucleic Iacid, Imost Iof Ithe IDNA, Iand IDNA -binding Iproteins, Iis Ithe Inucleolus. The Imitochondria Iis Ithe Isite Iof Icellular Irespiration. The Iribosomes Iare Iinvolved Iin Imanufacturing Iof Iproteins Iwithin Ithe Icell. The Inucleus Icontains Ithe Inucleolus, Iand Iit Iis Ithe Inucleolus Ithat Icontains Igenetic Imaterial. 4. The Ifluid Imosaic Imodel Ifor Ibiologic Imembranes Idescribes Imembrane Ibehavior. IAccording Ito Ithis Imodel, Iwhich Iof Ithe Ifollowing Ifloat Isingly Ior Ias Iaggregates Iin Ithe Ifluid Ilipid Ibilayer? a. Peripheral Imembrane Iproteins b. Integral Imembrane Iproteins c. Glycoproteins d. Cell Iadhesion Imolecules ANS: IB Integral Imembrane Iproteins Ifloat Ifreely Iin Ithe Ifluid Ilipid Ibilayer. Peripheral Imembrane Iproteins Iare Inot Iembedded Iin Ithe Ilayer, Ibut Ireside Iat Ithe Isurface. IGlycoproteins Iact Ias Icell Isurface Imarkers. Cell Iadhesi on Imolecules Iare Ion Ithe Ioutside Iof Ithe Imembrane Iand Iallow Icells Ito Ihook Itogether. 5. Which Iof Ithe Ifollowing Ican Ibind Ito Iplasma Imembrane Ireceptors? a. Oxygen b. Ribosomes c. Amphipathic Ilipids d. Ligands ANS: ID Ligands Iare Ispecific Imolecules Ithat Ican Ibind Iwith Irecepto rs Ion Ithe Icell Imembrane. IOxygen Imoves Iby Idiffusion; Iit Idoes Inot Ibind Ito Ireceptors. Ribosomes Imake Iproteins Iand Iare Inot Iinvolved Iin Ibinding. IAmphipathic Ilipids Iare Ia Iportion Iof Ithe Icell Imembrane. 6. A Inurse Iis Ireviewing Ia Ireport Ifrom Ia Ipatient Iwith Imetastatic Icancer. IWhat Ifinding Iwould Isupport Ithe Idiagnosis Iof Imetastatic Icancer? IAlterations Iin Iextracellular Imatrix Ithat Iinclude: a. Decreased Ifibronectin b. Increased Icollagen c. Decreased Ielastin d. Increased Iglycoproteins ANS: IA Reduced Iamounts Iof Ifibronectin Iare Ifound Iin Isome Itypes Iof Icancerous Icells, Iallowing Icancer Icells Ito Itravel, Ior Imetastasize. Collagen Iprovides Istrength, Iand Iits Ibreakdown Iis Iassociated Iwith Iosteoarthritis, Inot Icancer. Elastin Iis Ifound Iin Ithe Ilungs Iand Iallows Itissues Ito Istretch; Iit Iis Inot Iassocia ted Iwith Icancerous Icells. Decreased, Inot Iincreased, Iglycoproteins Iare Iassociated Iwith Icancerous Icells. 7. Which Iform Iof Icell Icommunication Iis Iused Ito Irelate Ito Iother Icells Iin Idirect Iphysical Icontact? a. Cell Ijunction b. Gap Ijunction c. Desmosomes d. Tight Ijunctions ANS: IA Cell Ijunctions Ihold Icells Itogether Iand Ipermit Imolecules Ito Ipass Ifrom Icell Ito Icell. Gap Ijunctions Iallow Icommunication Ifrom Ithe Iinside Iof Ione Icell Ito Ithe Iinside Iof Ianother. IDesmosomes Iare Inot Iinvolved Iin Icommunication, Ibut Iallow Icells Ito Ihold Itogethe r. Tight Ijunctions Iare Ibarriers Ithat Iprevent Imovement Iof Isome Isubstances Iand Ileakages Iof Iothers. 8. Pancreatic Ibeta Icells Isecrete Iinsulin, Iwhich Iinhibits Isecretion Iof Iglucagon Ifrom Ineighboring Ialpha Icells. IThis Iaction Iis Ian Iexample Iof Iwhich Iof Ithe Ifollowing Isignaling Itypes? a. Paracrine b. Autocrine c. Neurohormonal d. Hormonal ANS: IA Paracrine Isignaling Iinvolves Ithe Irelease Iof Ilocal Ichemical Imediators Ithat Iare Iquickly Itaken Iup, Idestroyed, Ior Iimmobilized, Ias Iin Ithe Icase Iof Iinsulin Iand Ithe Iinhibition Iof Ithe Isecretion Iof Iglucagon. When Icells Iproduce Isignals Ithat Ithey Ithemselves Irespond Ito, Iautocrine Isignaling Iis Iused. Neurohormonal Isignaling Iinvolves Isecretion Iof Ihormones Iinto Ithe Ibloodstream Iby Ineurosecretory Ihormones. Hormonal Isignaling Iinvolves Ispecialized Iendocri ne Icells Ithat Isecrete Ihormone Ichemicals Ireleased Iby Ione Iset Iof Icells Ithat Itravel Ithrough Ithe Itissue Ithrough Ithe Ibloodstream Ito Iproduce Ia Iresponse Iin Iother Isets Iof Icells. 9. In Icellular Imetabolism, Ieach Ienzyme Ihas Ia Ihigh Iaffinity Ifor Ia: a. Solute b. Substrate c. Rece ptor d. Ribosome ANS: IB Each Ienzyme Ihas Ia Ihigh Iaffinity Ifor Ia Isubstrate, Ia Ispecific Isubstance Iconverted Ito Ia Iproduct Iof Ithe Ireaction. Solutes Iare Ismall Iparticles Ithat Ipass Ithrough Ithe Icell Imembrane. A Ireceptor Iis Ia Isite Ion Ithe Icell Iwall Ithat Iallows Itransp ort Iinto Ithe Icell. Ribosomes Iare Ilocated Iinside Ithe Icell Iand Iare Inot Irelated Ito Ithe Iwork Iof Ienzymes. 10. An Iathlete Iruns Ia Imarathon, Iafter Iwhich Ihis Imuscles Ifeel Ifatigued Iand Iunable Ito Icontract. IThe Iathlete Iasks Ithe Inurse Iwhy Ithis Ihappened. IHow Ishould Ithe Inurse Irespond? IA Ideficiency Iin I can Icause Iimpaired Imuscle Icontraction. a. GTP b. AMP c. ATP d. GMP ANS: IC The Icell Iuses IATP Ifor Imuscle Icontraction. Iwhen Iit Iis Ideficient, Iimpaired Imuscle Icontraction Iresults. GTP Iis Iinvolved Iin Icell Isignaling, Inot Imuscle Icontraction. IAMP Iis Inot Iinvolved Iin Imuscle Icontraction. GMP Iis Inot Iinvolved Iin Imuscle Icontraction. 11. Which Iphase Iof Icatabolism Iproduces Ithe Imost IATP? a. Digestion b. Glycolysis c. Oxidation d. Citric Iacid Icycle ANS: ID Most Iof Ithe IATP Iis Igenerated Iduring Ithe Icitric Iacid Icycle. Larger Imolecules Iare Ibroken Idown Iinto Ismaller Iunits Iduring Idigestion; Ino IATP Iis Iproduced Iduring Ithis Icycle. During Iglycolysis, Itwo Imolecules Iof IATP Iare Iproduced Ifrom Ieach Iglucose Imolecule, Ibut Ithe Imost IATP Iis Iproduced Iduring Ithe Icitric Iacid Icycle. Oxidat ion Iis Ipart Iof Ithe Iglycolysis Iprocess Iand IATP Iis Iproduced, Ibut Imore IATP Iis Iproduced Iduring Ithe Icitric Iacid Icycle. 12. A Inurse Iis Iteaching Ithe Istaff Iabout Ithe Ithree Iphases Iof Icellular Icatabolism. IWhich Iof Ithe Ifollowing Ishould Ithe Inurse Iinclude? a. Digestion, Iglycolysis Iand Ioxidation, Iand Ithe Icitric Iacid Icycle b. Diffusion, Iosmosis, Iand Imediated Itransport c. S Iphase, IG Iphase, Iand IM Iphase d. Metabolic Iabsorption, Irespiration, Iand Iexcretion ANS: IA Digestion, Iglycolysis Iand Ioxidation, Iand Ithe Icitric Iacid Icycle Iare Ithe Ithree Iphases Iof Icellular Icatabolism. Diffusion, Iosmosis, Iand Imediated Itransport Iare Iparts Iof Ithe Imovement Iof Ifluids Iin Iand Iout Iof Icells. The IS, IG, Iand IM Iphases Iare Iphases Iof Icellular Idivision, Inot Icatabolism. IMetabolic Iabsorption, Irespiration, Iand Iexcretion Iare Ifunctions Iof Ithe Icell. 13. A Irunner Ihas Idepleted Iall Ithe Ioxygen Iavailable Ifor Imuscle Ienergy. IWhich Iof Ithe Ifollowing Iwill Ifacilitate Ihis Icontinued Imuscle Iperformance? a. Electron -transport Ichain b. Aerobic Iglycolysis c. Anaerobic Iglycolysis d. Oxidative Iphosphorylation IANS: IC When Ino Ioxygen Iis Iavailable, Ianaerobic Iglycolysis Ioccurs. IThe Ielectron -transport Ichain Iis Ipart Iof Ithe Icitric Iacid Icycle. IAerobic Iglycolysis Iinvolves Ithe Ipresence Iof Ioxygen. Oxidative Iphosphorylation Iis Ithe Imechanism Iby Iwhich Ithe Ienergy Iproduced Ifrom Icarbohydrates, Ifats, Iand Iproteins Iis Itransferred Ito IATP. IIt Iis Inot Ipart Iof Imuscle Iperformance. 14. The Ifaculty Imember Iasked Ithe Istudent Ito Iidentify Ithe Iappropriate Iterm Ifor Ithe Imovement Iof Ismall, Ielectrically Iuncharged Imolecules Ithrough Ia Isemipermeable Ibarrier. IWhich Ianswer Iindicates Ithe Inursing Istudent Iunderstood Ithe Iteaching? a. Osmosis b. Diffusion c. Hydrostatic Ipressure d. Active Itransport ANS: IB Diffusion Iis Ithe Imovement Iof Ia Isolute Imolecule Ifrom Ian Iarea Iof Igreater Isolute Iconcentration Ito Ian Iarea Iof Ilesser Isolute Iconcentration. Osmosis Iis Ithe Imovement Iof Iwater Iacross Ia Isemipermeable Imembrane Ifrom Ia Iregion Iof Ihigher Iwater Iconcentration Ito Ione Iof Ilower Iconcentration. Hydrostatic Ipressure Iis Ithe Iforce Iof Ifluid Iagainst Ia Icell Imembrane. IWithin Ithe Ivascular Isystem, Ithis Ipressure Iis Ithe Iblood Ipressure. In Iactive Itransport, Imolecules Imove Iup Ia Iconcentration Igradient. IThis Iprocess Irequires Ienergy. 15. A Inurse Iis Iteaching Ia Ipatient Iabout Ifluid Iand Ielectrolytes. IWhich Iof Ithe Ifollowing Iindicates Ithe Iteaching Iwas Isuccessful Iregarding Ielectrolytes? IElectrolytes Iare: a. Small Ilipid-soluble Imolecules b. Large Iprotein Imolecules c. Micronutrients Iused Ito Iproduce IATP d. Electrically Icharged Imolecules ANS: ID Electrolytes Iare Ielectrically Icharged Imolecules. IElectrolytes Iare Inot Ilipid Isoluble . Electrolytes Iare Inot Imade Iup Iof Iprotein. Electrolytes Ido Inot Ihave Ia Irole Iin Ithe Iproduction Iof IATP. 16. A Inurse Iis Ireading Ia Ichart Iand Isees Ithe Iterm Ioncotic Ipressure. IThe Inurse Irecalls Ithat Ioncotic Ipressure I(colloid Iosmotic Ipressure) Iis Idetermined Iby: a. Conc entration Iof Isodium b. Plasma Iproteins c. Hydrostatic Ipressure d. Availability Iof Imembrane Itransporter Iproteins ANS: IB Oncotic Ipressure Iis Idetermined Iby Ithe Ieffect Iof Icolloids Ior Iplasma Iproteins. IThe Iconcentration Iof Isodium Iplays Ia Irole Iin Itonicity. Hydrostatic Ipressure Iis Ithe Iforce Iwithin Ia Ivessel. Membrane Itransporter Iproteins Iare Iinvolved Iin Iactive Itransport Iwithin Ia Iconcentration Igradient. 17. A Ipatient Ihas Ia Ibody Ifluid Iof I300 ImOsm/kg. IThis Ilab Iresult Iis Imeasuring: a. Osmolality b. Osmolarity c. Osmotic Ipressure d. Oncoti c Ipressure ANS: IA Osmolality Imeasures Ithe Inumber Iof Imilliosmoles Iper Ikilogram Iof Iwater, Ior Ithe Iconcentration Iof Imolecules Iper Iweight Iof Iwater. Osmolarity Imeasures Ithe Inumber Iof Imilliosmoles Iper Iliter Iof Isolution, Ior Ithe Iconcentration Iof Imolecules Iper Ivolume Iof Isolution. Osmotic Ipressure Iis Ithe Iamount Iof Ihydrostatic Ipressure Irequired Ito Ioppose Ithe Iosmotic Imovement Iof Iwater. Oncotic Ipressure Iis Ifrom Iplasma Iproteins, Inot Ibody Ifluids. 18. In Iteaching Ia Ipatient Iwith Icirrhosis, Iwhich Iinformation Ishould Ithe Inurse Iinclude Iregarding Icholesterol? a. Cholesterol Idecreases Ithe Imembrane Ifluidity Iof Ithe Ierythrocyte, Iwhich Ireduces Iits Iability Ito Icarry Ioxygen. b. Cholesterol Idecreases Ithe Imembrane Ifluidity Iof Ierythrocytes, Iwhich Ireduces Iits Iability Ito Icarry Ihemoglobin. c. Choleste rol Iincreases Ithe Imembrane Ifluidity Iof Ierythrocytes, Iwhich Iallows Ibinding Iof Iexcess Iglucose. d. Cholesterol Iincreases Ithe Imembrane Ifluidity Iof Ierythrocytes, Iwhich Iprolongs Iits Ilife Ispan Ibeyond I120 Idays. ANS: IA In Icirrhosis, Ithe Icholesterol Icontent Iof Ithe Ired Iblood Icells Iplasma Imembrane Iincreases, Icausing Ia Idecrease Iin Imembrane Ifluidity Ithat Iseriously Iaffects Ithe Icells Iability Ito Itransport Ioxygen. In Icirrhosis, Ifor Iexample, Ithe Icholesterol Icontent Iof Ithe Ired Iblood Icells Iplasma Imembrane Iincreases, Icausing Ia Idecrease Iin Imembrane Ifluidity Ithat Iseriously Iaffects Ithe Icells Iability Ito Itransport Ioxygen, Inot Ihemoglobin; Ithe Ihemoglobin Icarries Ithe Ioxygen. In Icirrhosis, Ifor Iexample, Ithe Icholesterol Icontent Iof Ithe Ired Iblood Icells Iplasma Imembrane Iincreases , Icausing Ia Idecrease Iin Imembrane Ifluidity Ithat Iseriously Iaffects Ithe Icells Iability Ito Itransport Ioxygen; Iit Idoes Inot Ibind Iexcess Iglucose. In Icirrhosis, Ifor Iexample, Ithe Icholesterol Icontent Iof Ithe Ired Iblood Icells Iplasma Imem brane Iincreases, Icausing Ia Idecrease Iin Imembrane Ifluidity Ithat Iseriously Iaffects Ithe Icells Iability Ito Itransport Ioxygen. IIt Idoes Inot Iprolong Ithe Ilife Iof Ithe IRBC Iand Icould Idecrease Iit. 19. A Inurse Iis Idiscussing Ithe Imovement Iof Ifluid Iacross Ithe Iarterial Iend Iof Icapillary Imembranes Iinto Ithe Iinterstitial Ifluid Isurrounding Ithe Icapillary. IWhich Iprocess Iof Ifluid Imovement Iis Ithe Inurse Idescribing? a. Hydrostatic Ipressure b. Osmosis c. Diffusion d. Active Itransport ANS: IA Blood Ireaching Ithe Icapillary Ibed Ihas Ia Ihydrostatic Ipressure Iof I25 Ito I30 Imm IHg, Iwhich Iis Isufficient Iforce Ito Ipush Iwater Iacross Ithe Ithin Icapillary Imembranes Iinto Ithe Iinterstitial Ispace. Osmosis Iinvolves Ithe Imovement Iof Ifluid Ifrom Ian Iarea Iof Ihigher Iconcentration Ito Ian Iarea Iof Ilower Iconcentration. IIt Idoes Inot Iinvolve Ipressure Ior Iforce. IIt Iis Irelated Ito Ihydrostatic Ipressure. Diffusion Iis Ithe Ipassive Imovement Iof Ia Isolute Ifrom Ian Iarea Iof Ihigher Isolute Iconcentration Ito Ian Iarea Iof Ilower Isolute Iconcentration. Active Itransport Iinvolves Imovement Iup Ia Iconcentration Igradient. 20. A Ipatient Iwho Ihas Idiarrhea Ireceives Ia Ihypertonic Isaline Isolution Iintravenously Ito Ireplace Ithe Isodium Iand Ichloride Ilost Iin Ithe Istool. IWhat Ieffect Iwill Ithis Ifluid Ireplacement Ihave Ion Icells? a. Cells Iwill Ibecome Ihydrated. b. Cells Iwill Iswell Ior Iburst. c. Cells Iwill Ishrink. d. Cells Iwill Idivide. ANS: IC The Ihypertonic Isaline Iwill Icause Ifluid Ito Ileave Ithe Iintracellular Ispace Iand Ienter Ithe Ivascular Ispace, Icausing Icells Ito Ishrink. Intravenous Ihypertonic Isolutions Ilead Ito Icell Idehydration. Intravenous Ihypertonic Isolutions Icause Ifluid Ito Ileave Icells; Ithus, Ithey Iwould Ishrink, Inot Iswell. IIntravenous Ihypertonic Isolutions Ido Inot Iaffect Icellular Idivision. 21. A Inurse Iis Iteaching Ia Ipatient Iwith Idiabetes Ihow Iglucose Iis Itransported Ifrom Ithe Iblood Ito Ithe Icell. IWhat Itype Iof Itransport Isystem Ishould Ithe Inurse Idiscuss Iwith Ithe Ipatient? a. Active -mediated Itransport I(active Itransport) b. Active Idiffusion c. Passive Iosmosis d. Passive -mediated Itransport I(facilitated Idiffusion) ANS: ID A Iwell-known Ipassive -mediated Itransport Isyste m Iis Ithat Ifor Iglucose Iin Ierythrocytes I(red Iblood Icells). The Itransport Iof Iglucose Idoes Inot Irequire Ienergy, Iso Iactive -mediated Itransport Iis Inot Icorrect. IThe Itransport Iof Iglucose Idoes Inot Irequire Ienergy, Iso Iactive Idiffusion Iis Inot Icorrect. Osmosis Iinvolves Ithe Imovement Iof Iwater. 22. How Iare Ipotassium Iand Isodium Itransported Iacross Iplasma Imembranes? a. By Ipassive Ielectrolyte Ichannels b. By Icoupled Ichannels c. By Iadenosine Itriphosphate Ienzyme I(ATPase) d. By Idiffusi on ANS: IC A Icarrier Imechanism Iin Ithe Iplasma Imembrane Imediates Ithe Itransport Iof Iions Iand Inutrients. IThe Ibest-known Ipump Iis Ithe INa+-K+dependent IATPase Ipump. Electrolyte Imovements Irequire Ienergy Iand Ido Inot Imove Ipassively. IEnzymes, Inot Ielectrolytes, Iare Ipassed Ivia Icoupled Ichannels. Electrolytes Iare Inot Itransported Iby Idiffusion. 23. Why Iis Ipotassium Iable Ito Idiffuse Ieasily Iin Iand Iout Iof Icells? a. Because Ipotassium Ihas Ia Igreater Iconcentration Iin Ithe Iintracellular Ifluid I(ICF) b. Because Isodium Ihas Ia Igreater Iconcentration Iin Ithe Iextracellular Ifluid I(ECF) c. Because Ithe Iresting Iplasma Imembrane Iis Imore Ipermeable Ito Ipotassium d. Because Ithere Iis Ian Iexcess Iof Ianions Iinside Ithe Icell ANS: IC The Iresting Imembrane Iis Imore Ipermeable Ito Ipotassium Ibecause Ipotassium Iis Imore Ieasily Itransported Iinward. Potassium Iis Igreater Iin Iconcentration Iin Ithe IICF, Ibut Ithis Iis Inot Iwhy Iit Iis Itransported Imore Ieasily. Sodium Idoes Ihave Ia Igreater Iconcentration, Ibut Ithis Iis Inot Iwhy Ipotassium Imoves Ieasily Iwhen Ithe Imembrane Ipotential Iis Iat Irest. It Iis Ications, Inot Ianions, Ithat Iare Iinvolved Iin Imembrane Ipotential Iactivity. 24. The Iion Itransporter Ithat Imoves INa+ Iand ICa2+ Isimultaneously Iin Ithe Isame Idirection Iis Ian Iexample Iof Iwhich Iof Ithe Ifollowing Itypes Iof Itransport? a. Biport b. Uniport c. Antiport d. Symport ANS: ID When Iions Iare Itransported Iin Ione Idirection, Iit Iis Itermed Isymport. IThere Iis Ino Isuch Iterm Ias Ibiport. Uniport Irefers Ito Ithe Imovement Iof Ia Isingle Imolecule. Antiport Irefers Ito Imovement Iof Imolecules Iin Ithe Iopposite Idirection. 25. During Iwhich Iprocess Ican Ilysosomal Ienzymes Ibe Ireleased Ito Idegrade Iengulfed Iparticles? a. Endocytosis b. Pinocytosis c. Phagocytosis d. Exocytosis ANS: IC Engulfment Iof Iparticles Ioccurs Iby Iphagocytosis. Endocytosis Iinvolves Ithe Iformation Iof Ivesicles Ito Ifacilitate Imovement Iinto Ithe Icell. Pinocytosis Iis Ia Itype Iof Iendo cytosis Iin Iwhich Ifluids Iand Isolute Imolecules Iare Iingested Ithrough Iformation Iof Ismall Ivesicles. Exocytosis Ioccurs Iwhen Icoated Ipits Iinvaginate Iand Iinternalize Iligand -receptor Icomplexes Iin Icoated Ivesicles. 26. A Inurse Iis Iteaching Ithe Istaff Iabout Icholesterol. IWhich Iinformation Ishould Ibe Itaught? IThe Icellular Iuptake Iof Icholesterol Idepends Ion: a. Active -mediated Itransport b. The Iantiport Isystem c. Receptor -mediated Iendocytosis d. Passive Itransport ANS: IC The Icellular Iuptak e Iof Icholesterol Idepends Ion Ireceptor -mediated Iendocytosis. The Icellular Iuptake Iof Icholesterol Idepends Ion Ireceptor -mediated Iendocytosis; Iit Iis Inot Idependent Ion Iactive -mediated Itransport. The Icellular Iuptake Iof Icholesterol Idepends Ion Ireceptor -mediated Iendocytosis; Iit Iis Inot Ia Ipart Iof Ithe Iantiport Isystem. The Icellular Iuptake Iof Icholesterol Idepends Ion Ireceptor -mediated Iendocytosis; Iit Irequires Ienergy Iand Iis Inot Ipassive Iin Itransport. 27. Some Icancer Idrugs Iwork Iduring Ithe Icell Icycle Iphase Iwhere Inuclear Iand Icytoplasmic Idivision Ioccurs. IWhat Iis Ithis Icell Icycle Iphase Icalled? a. G1 b. S c. M d. G2 ANS: IC The IM Iphase Iincludes Iboth Inuclear Iand Icytoplasmic Idivision. The IG1 Iphase Iincludes Ithe Iperiod Ibetween Ithe IM Iphase Iand Ithe Istart Iof IDNA Isynthesis. IThe IS Iphase Iinclude Isynthesis Iof IDNA Iin Ithe Icell Inucleus. The IG2 Iphase Iincludes IRNA Iand Iprotein Isynthesis.