TEST BANK FOR Huether: Understanding Pathophysiology, 7th Edition complete

UNDERSTANDINGPATHOPHYSIOLOGY 7th
EDITION TEST BANK RATIONALES 2023 -
2024.

, Understanding Pathophysiology 7th Edition Test
V V V V



Bank2023 -2024 V V V




Chapter V1. VCellular VBiology

MULTIPLE VCHOICE

1. A Vstudent Vis Vobserving Va Vcell Vunder Vthe Vmicroscope. VIt Vis Vobserved Vto Vhave Vsupercoiled
DNAVwith Vhistones. VWhich Vof Vthe Vfollowing Vwould Valso Vbe Vobserved Vby Vthe Vstudent?
V




a. A Vsingle Vcircular Vchromosome
b. A Vnucleus
c. Free-floating Vnuclear Vmaterial
d. No Vorganelles


ANS: VB

The Vcell Vdescribed Vis Va Veukaryotic Vcell, Vso Vit Vhas Vhistones Vand Va Vsupercoiled VDNA Vwithin
itsVnucleus; Vthus, Vthe Vnucleus Vshould Vbe Vobserved.
V




A Vsingle Vcircular Vchromosome Vis Vcharacteristic Vof Vprokaryotic Vcells, Vwhich Vdo Vnot Vhave
Vhistones.




Free-floating Vnuclear Vmaterial Vdescribes Va Vprokaryotic Vcell, Vwhich Vwould Vnot Vhave Va
distinctVnucleus.
V




Eukaryotic Vcells Vhave Vmembrane Vbounded Vcellular Vcomponents Vcalled Vorganelles. VNo
organellesVdescribes Va Vprokaryotic Vcell.
V




2. A Vnurse Vis Vinstructing Vthe Vstaff Vabout Vcellular Vfunctions. VWhich Vcellular Vfunction Vis Vthe
nurseVdescribing Vwhen Van Visolated Vcell Vabsorbs Voxygen Vand Vuses Vit Vto Vtransform Vnutrients
V


to Venergy?
V




a. Metabolic Vabsorption
b. Communication
c. Secretion
d. Respiration

,ANS: VD

The Vability Vof Vthe Vcell Vto Vabsorb Voxygen Vrefers Vto Vthe Vcells Vfunction Vof Vrespiration.

The Vability Vof Vthe Vcell Vto Vfunction Vwithin Va Vsociety Vof Vcells Vrefers Vto Vits Vfunction Vof
communication.
V




The Vability Vof Vthe Vcell Vto Vtake Vin Vnutrients Vrefers Vto Vthe Vcells Vfunction Vof Vmetabolic Vabsorption.

The Vability Vof Vthe Vcell Vto Vsynthesize Vnew Vsubstances Vand Vsecrete Vthese Velsewhere Vrefers Vto Vthe
cellsVfunction Vof Vsecretion.
V




3. A Veukaryotic Vcell Vis Vundergoing VDNA Vreplication. VIn Vwhich Vregion Vof Vthe Vcell Vwould
most VofVthe Vgenetic Vinformation Vbe Vcontained?
V




a. Mitochondria
b. Ribosome
c. Nucleolus
d. Nucleus


ANS: VC

The Vregion Vof Vthe Vcell Vthat Vcontains Vgenetic Vmaterial, Vincluding Va Vlarge Vamount Vof
ribonucleicVacid, Vmost Vof Vthe VDNA, Vand VDNA-binding Vproteins, Vis Vthe Vnucleolus.
V




The Vmitochondria Vis Vthe Vsite Vof Vcellular Vrespiration.

The Vribosomes Vare Vinvolved Vin Vmanufacturing Vof Vproteins Vwithin Vthe Vcell.

The Vnucleus Vcontains Vthe Vnucleolus, Vand Vit Vis Vthe Vnucleolus Vthat Vcontains Vgenetic Vmaterial.

4. The Vfluid Vmosaic Vmodel Vfor Vbiologic Vmembranes Vdescribes Vmembrane Vbehavior.
According VtoVthis Vmodel, Vwhich Vof Vthe Vfollowing Vfloat Vsingly Vor Vas Vaggregates Vin Vthe Vfluid
V


lipid Vbilayer?
V




a. Peripheral Vmembrane Vproteins
b. Integral Vmembrane Vproteins

, c. Glycoproteins
d. Cell Vadhesion Vmolecules


ANS: VB

Integral Vmembrane Vproteins Vfloat Vfreely Vin Vthe Vfluid Vlipid Vbilayer.

Peripheral Vmembrane Vproteins Vare Vnot Vembedded Vin Vthe Vlayer, Vbut Vreside Vat Vthe

surface.VGlycoproteins Vact Vas Vcell Vsurface Vmarkers.
V




Cell Vadhesion Vmolecules Vare Von Vthe Voutside Vof Vthe Vmembrane Vand Vallow Vcells Vto Vhook Vtogether.

5. Which Vof Vthe Vfollowing Vcan Vbind Vto Vplasma Vmembrane Vreceptors?

a. Oxygen
b. Ribosomes
c. Amphipathic Vlipids
d. Ligands


ANS: VD

Ligands Vare Vspecific Vmolecules Vthat Vcan Vbind Vwith Vreceptors Von Vthe Vcell

membrane.VOxygen Vmoves Vby Vdiffusion; Vit Vdoes Vnot Vbind Vto Vreceptors.
V




Ribosomes Vmake Vproteins Vand Vare Vnot Vinvolved Vin

binding.VAmphipathic Vlipids Vare Va Vportion Vof Vthe Vcell
V




membrane.
V




6. A Vnurse Vis Vreviewing Va Vreport Vfrom Va Vpatient Vwith Vmetastatic Vcancer. VWhat Vfinding
wouldVsupport Vthe Vdiagnosis Vof Vmetastatic Vcancer? VAlterations Vin Vextracellular Vmatrix
V


that Vinclude:
V




a. Decreased Vfibronectin
b. Increased Vcollagen
c. Decreased Velastin