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Guyton and Hall Textbook of Medical Phy
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siology (Guyton Physiology) 14th Edition
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, TEST BANK FOR
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Guyton and Hall Textbook of Medical Physiology (Guyton P
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hysiology) 14th Edition m m
Chapterm01:mFunctionalmOrganizationmof mthemHumanmBodymandmControlmof mthem―InternalmE
nvironment‖
Hall:mGuytonmand mHallmTextbookmof mMedicalmPhysiology,m14thmEdition
MULTIPLEmCHOICE
1. Whichmof mthemfollowingmstatementsmabout mhomeostasismismincorrect?
a. It mrefersmtomthemmaintenancemof mamstableminternalmenvironment mformthembody.
b. Homeostaticmmechanismsmdomnot moperateminmdiseases.
c. Homeostasismrequiresmintegrated mactionsmof mthemcells,mtissues,morgans,mand mmultip
lemnervous,mhormonal,mand mlocalmcontrolmsystems.
d. Homeostaticmcompensationsmthat mbeginmaftermammajormenvironmentalmchallengemma
ymcontributemtomabnormalitiesmof mbodymfunction.
ANS:mB
2. What mismthemmost mabundant mtypemof mcellminmthemhumanmbody?
a. Neuron
b. Epithelialmcell
c. Red mblood mcell
d. Whitemblood mcell
e. Vascularmsmoothmmusclemcell
f. Skeletalmmusclemcel
lmANS:mC
,3. Themmost mabundant msubstanceminmthemhumanmbodymand mthemapproximatempercentagemof mt
hat msubstanceminmthembodymismwhichmof mthemfollowing?
a. Protein,m30%
b. Protein,m60%
c. Water,m30%
d. Water,m60%
e. Carbohydrate,m30%
f. Carbohydrate,m60
%mANS:mD
4. If mthemfeedbackmgainmof mamcontrolmsystemmis 2.0,mthismmeansmthat mthemsystemmis
a. amnegativemfeedbackmsystemmcapablemof mcorrectingm1/2mof mtheminitialmdisturbancem
tomthemsystem.
b. amnegativemfeedbackmsystemmcapablemof mcorrectingm2/3mof mtheminitialmdisturbancem
tomthemsystem.
c. amnegativemfeedbackmsystemmcapablemof mcorrectingm3/4mof mtheminitialmdisturbancemto
themsystem.
d. ampositivemfeedbackmsystemmcapablemof mcorrectingm1/2mof mtheminitialmdisturbancem
tomthemsystem.
e. ampositivemfeedbackmsystemmcapablemof mcorrectingm2/3mof mtheminitialmdisturbancem
tomthemsystem.
f. ampositivemfeedbackmsystemmcapablemof mcorrectingm3/4mof mtheminitialmdisturbancem
tomthemsystem.
ANS:mB
5. Whichmof mthemfollowingmsubstancesmhasmthemhighest mextracellularmfluid mtomintracellularmflu
id mconcentrationmratiomformmost mmammalianmcells?
, a. Sodiummions
b. Potassiummions
c. Carbonmdioxide
d. Glucose
e. Protein
mANS:mA
6. Exchangemof msubstancesmbetweenmthemcardiovascularmsystemmand mtheminterstitialmflu
id moccursmmainlyminmwhichmof mthemfollowing?
a. Arteries
b. Arterioles
c. Capillaries
d. Venules
e. Veins
mANS:mC
7. What mismthemapproximatemdistancemfrommthemcapillariesmtommost mcellsmof mthembody?
a. Lessmthanm50mangstroms
b. Lessmthanm50mmicrons
c. Lessmthanm50mmillimeters
d. Lessmthanm100mangstroms
e. Lessmthanm100mmicrons
f. Lessmthanm100mmillimeter
smANS:mA
8. Whenmampersonmismat mrest,mhowmmuchmtimemismrequired mformthemblood minmthemcirculation
mtomtraversemthementiremcirculatorymcircuit?
a. 1msecond
b. 1mminute