Understanding Pathophysiology 7th Edition Test Bank
fa fa fa fa fa
Chapter fa1. faCellular faBiology
MULTIPLE faCHOICE
1. A fastudent fais faobserving faa facell faunder fathe famicroscope. faIt fais faobserved fato fahave fasupercoiled
fa DNA fawith fahistones. faWhich faof fathe fafollowing fawould faalso fabe faobserved faby fathe fastudent?
a. A fasingle facircular fachromosome
b. A fanucleus
c. Free-floating fanuclear famaterial
d. No faorganelles
ANS: faB
The facell fadescribed fais faa faeukaryotic facell, faso fait fahas fahistones faand faa fasupercoiled faDNA fawithin faits
fa nucleus; fathus, fathe fanucleus fashould fabe faobserved.
A fasingle facircular fachromosome fais facharacteristic faof faprokaryotic facells, fawhich fado fanot fahave
fahistones.
Free-floating fanuclear famaterial fadescribes faa faprokaryotic facell, fawhich fawould fanot fahave faa fadistinct
fa nucleus.
Eukaryotic facells fahave famembrane fabounded facellular facomponents facalled faorganelles. faNo
organelles fadescribes faa faprokaryotic facell.
fa
2. A fanurse fais fainstructing fathe fastaff faabout facellular fafunctions. faWhich facellular fafunction fais fathe
fa nurse fadescribing fawhen faan faisolated facell faabsorbs faoxygen faand fauses fait fato fatransform
fa nutrients fato faenergy?
a. Metabolic faabsorption
b. Communication
c. Secretion
d. Respiration
,ANS: faD
The faability faof fathe facell fato faabsorb faoxygen farefers fato fathe facells fafunction faof farespiration.
The faability faof fathe facell fato fafunction fawithin faa fasociety faof facells farefers fato faits fafunction faof
fa communication.
The faability faof fathe facell fato fatake fain fanutrients farefers fato fathe facells fafunction faof fametabolic
faabsorption.
The faability faof fathe facell fato fasynthesize fanew fasubstances faand fasecrete fathese faelsewhere farefers fato fathe
fa cells fafunction faof fasecretion.
3. A faeukaryotic facell fais faundergoing faDNA fareplication. faIn fawhich faregion faof fathe facell fawould
fa most faof fathe fagenetic fainformation fabe facontained?
a. Mitochondria
b. Ribosome
c. Nucleolus
d. Nucleus
ANS: faC
The faregion faof fathe facell fathat facontains fagenetic famaterial, faincluding faa falarge faamount faof
fa ribonucleic faacid, famost faof fathe faDNA, faand faDNA-binding faproteins, fais fathe fanucleolus.
The famitochondria fais fathe fasite faof facellular farespiration.
The faribosomes faare fainvolved fain famanufacturing faof faproteins fawithin fathe facell.
The fanucleus facontains fathe fanucleolus, faand fait fais fathe fanucleolus fathat facontains fagenetic famaterial.
4. The fafluid famosaic famodel fafor fabiologic famembranes fadescribes famembrane fabehavior.
According fato fathis famodel, fawhich faof fathe fafollowing fafloat fasingly faor faas faaggregates fain fathe
fa
fa fluid falipid fabilayer?
a. Peripheral famembrane faproteins
b. Integral famembrane faproteins
, c. Glycoproteins
d. Cell faadhesion famolecules
ANS: faB
Integral famembrane faproteins fafloat fafreely fain fathe fafluid falipid fabilayer.
Peripheral famembrane faproteins faare fanot faembedded fain fathe falayer, fabut fareside faat fathe fasurface.
fa Glycoproteins faact faas facell fasurface famarkers.
Cell faadhesion famolecules faare faon fathe faoutside faof fathe famembrane faand faallow facells fato fahook
fatogether.
5. Which faof fathe fafollowing facan fabind fato faplasma famembrane fareceptors?
a. Oxygen
b. Ribosomes
c. Amphipathic falipids
d. Ligands
ANS: faD
Ligands faare faspecific famolecules fathat facan fabind fawith fareceptors faon fathe facell famembrane.
fa Oxygen famoves faby fadiffusion; fait fadoes fanot fabind fato fareceptors.
Ribosomes famake faproteins faand faare fanot fainvolved fain
binding. faAmphipathic falipids faare faa faportion faof fathe facell
fa
fa membrane.
6. A fanurse fais fareviewing faa fareport fafrom faa fapatient fawith fametastatic facancer. faWhat fafinding
fa would fasupport fathe fadiagnosis faof fametastatic facancer? faAlterations fain faextracellular famatrix
that fainclude:
fa
a. Decreased fafibronectin
b. Increased facollagen
, c. Decreased faelastin
fa fa fa fa fa
Chapter fa1. faCellular faBiology
MULTIPLE faCHOICE
1. A fastudent fais faobserving faa facell faunder fathe famicroscope. faIt fais faobserved fato fahave fasupercoiled
fa DNA fawith fahistones. faWhich faof fathe fafollowing fawould faalso fabe faobserved faby fathe fastudent?
a. A fasingle facircular fachromosome
b. A fanucleus
c. Free-floating fanuclear famaterial
d. No faorganelles
ANS: faB
The facell fadescribed fais faa faeukaryotic facell, faso fait fahas fahistones faand faa fasupercoiled faDNA fawithin faits
fa nucleus; fathus, fathe fanucleus fashould fabe faobserved.
A fasingle facircular fachromosome fais facharacteristic faof faprokaryotic facells, fawhich fado fanot fahave
fahistones.
Free-floating fanuclear famaterial fadescribes faa faprokaryotic facell, fawhich fawould fanot fahave faa fadistinct
fa nucleus.
Eukaryotic facells fahave famembrane fabounded facellular facomponents facalled faorganelles. faNo
organelles fadescribes faa faprokaryotic facell.
fa
2. A fanurse fais fainstructing fathe fastaff faabout facellular fafunctions. faWhich facellular fafunction fais fathe
fa nurse fadescribing fawhen faan faisolated facell faabsorbs faoxygen faand fauses fait fato fatransform
fa nutrients fato faenergy?
a. Metabolic faabsorption
b. Communication
c. Secretion
d. Respiration
,ANS: faD
The faability faof fathe facell fato faabsorb faoxygen farefers fato fathe facells fafunction faof farespiration.
The faability faof fathe facell fato fafunction fawithin faa fasociety faof facells farefers fato faits fafunction faof
fa communication.
The faability faof fathe facell fato fatake fain fanutrients farefers fato fathe facells fafunction faof fametabolic
faabsorption.
The faability faof fathe facell fato fasynthesize fanew fasubstances faand fasecrete fathese faelsewhere farefers fato fathe
fa cells fafunction faof fasecretion.
3. A faeukaryotic facell fais faundergoing faDNA fareplication. faIn fawhich faregion faof fathe facell fawould
fa most faof fathe fagenetic fainformation fabe facontained?
a. Mitochondria
b. Ribosome
c. Nucleolus
d. Nucleus
ANS: faC
The faregion faof fathe facell fathat facontains fagenetic famaterial, faincluding faa falarge faamount faof
fa ribonucleic faacid, famost faof fathe faDNA, faand faDNA-binding faproteins, fais fathe fanucleolus.
The famitochondria fais fathe fasite faof facellular farespiration.
The faribosomes faare fainvolved fain famanufacturing faof faproteins fawithin fathe facell.
The fanucleus facontains fathe fanucleolus, faand fait fais fathe fanucleolus fathat facontains fagenetic famaterial.
4. The fafluid famosaic famodel fafor fabiologic famembranes fadescribes famembrane fabehavior.
According fato fathis famodel, fawhich faof fathe fafollowing fafloat fasingly faor faas faaggregates fain fathe
fa
fa fluid falipid fabilayer?
a. Peripheral famembrane faproteins
b. Integral famembrane faproteins
, c. Glycoproteins
d. Cell faadhesion famolecules
ANS: faB
Integral famembrane faproteins fafloat fafreely fain fathe fafluid falipid fabilayer.
Peripheral famembrane faproteins faare fanot faembedded fain fathe falayer, fabut fareside faat fathe fasurface.
fa Glycoproteins faact faas facell fasurface famarkers.
Cell faadhesion famolecules faare faon fathe faoutside faof fathe famembrane faand faallow facells fato fahook
fatogether.
5. Which faof fathe fafollowing facan fabind fato faplasma famembrane fareceptors?
a. Oxygen
b. Ribosomes
c. Amphipathic falipids
d. Ligands
ANS: faD
Ligands faare faspecific famolecules fathat facan fabind fawith fareceptors faon fathe facell famembrane.
fa Oxygen famoves faby fadiffusion; fait fadoes fanot fabind fato fareceptors.
Ribosomes famake faproteins faand faare fanot fainvolved fain
binding. faAmphipathic falipids faare faa faportion faof fathe facell
fa
fa membrane.
6. A fanurse fais fareviewing faa fareport fafrom faa fapatient fawith fametastatic facancer. faWhat fafinding
fa would fasupport fathe fadiagnosis faof fametastatic facancer? faAlterations fain faextracellular famatrix
that fainclude:
fa
a. Decreased fafibronectin
b. Increased facollagen
, c. Decreased faelastin
