TEST BANK FOR GUYTON AND HALL TEXTBOOK OF MEDICAL PHYSIOLOGY 14TH EDITION BY JOHN E. HALL Guyton And Hall Textbook Of Medical Physiology 14th Edition Test Bank (Complete Chapters 1-85) Updated Version 2023

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Guyton and Hall Textbook of Medical Physiology (GuytonP
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11. Whichvofvthevfollowingvisvanvexamplevofvav―feed-forward‖vcontrolvsystem?

a. Thevarterialvbaroreceptorvsystem

b. Thevprogressivevnaturevofvuterinevcontractionsvduringvchildbirth

c. Controlvofvskeletalvmusclevmovementsvbyvthevbrain

d. Generationvofvanvactionvpotentialv

ANS:vC

12. Whichvofvthevfollowingvisvanvexamplevofvnegativevfeedback?vExamplev1:vArterialvb
aroreceptorvcontrolvofvbloodvpressure

Examplev2:vExcitationvofvthevrespiratoryvcentervbyvincreasedvbloodvcarbonvdioxidevconcentrationv

Examplev3:vHemorrhagicvshockvcausedvbyvseverevbloodvloss

a. Examplev1vonly

b. Examplev2vonly

c. Examplev3vonly

d. Examplesv1vandv2,vbutvnotv3

e. Examplesv1,v2,vandv3v

ANS:vD



Chapterv01:vFunctionalvOrganizationvofvthevHumanvBodyvandvControlvofvthev―InternalvE
nvironment‖

Hall:vGuytonvandvHallvTextbookvofvMedicalvPhysiology,v14thvEdition

,MULTIPLEvCHOICE

1. Whichvofvthevfollowingvstatementsvaboutvhomeostasisvisvincorrect?

a. Itvrefersvtovthevmaintenancevofvavstablevinternalvenvironmentvforvthevbody.

b. Homeostaticvmechanismsvdovnotvoperatevinvdiseases.

c. Homeostasisvrequiresvintegratedvactionsvofvthevcells,vtissues,vorgans,vandvmultiplev

nervous,vhormonal,vandvlocalvcontrolvsystems.

d. Homeostaticvcompensationsvthatvbeginvaftervavmajorvenvironmentalvchallengevmayv

contributevtovabnormalitiesvofvbodyvfunction.

ANS:vB

2. Whatvisvthevmostvabundantvtypevofvcellvinvthevhumanvbody?

a. Neuron

b. Epithelialvcell

c. Redvbloodvcell

d. Whitevbloodvcell

e. Vascularvsmoothvmusclevcell

f. Skeletalvmusclevcellv

ANS:vC

3. Thevmostvabundantvsubstancevinvthevhumanvbodyvandvthevapproximatevpercentagevofvthatvs
ubstancevinvthevbodyvisvwhichvofvthevfollowing?

a. Protein,v30%

b. Protein,v60%

c. Water,v30%

d. Water,v60%

e. Carbohydrate,v30%

f. Carbohydrate,v60%v

ANS:vD

,4. Ifvthevfeedbackvgainvofvavcontrolvsystemvisv 2.0,vthisvmeansvthatvthevsystemvis

a. avnegativevfeedbackvsystemvcapablevofvcorrectingv1/2vofvthevinitialvdisturbancevtovt

hevsystem.

b. avnegativevfeedbackvsystemvcapablevofvcorrectingv2/3vofvthevinitialvdisturbancevtovt

hevsystem.

c. avnegativevfeedbackvsystemvcapablevofvcorrectingv3/4vofvthevinitialvdisturbancevto



thevsystem.

d. avpositivevfeedbackvsystemvcapablevofvcorrectingv1/2vofvthevinitialvdisturbancevtovthevs

ystem.

e. avpositivevfeedbackvsystemvcapablevofvcorrectingv2/3vofvthevinitialvdisturbancevtovthevs

ystem.

f. avpositivevfeedbackvsystemvcapablevofvcorrectingv3/4vofvthevinitialvdisturbancevtovthevs

ystem.

ANS:vB

5. Whichvofvthevfollowingvsubstancesvhasvthevhighestvextracellularvfluidvtovintracellularvf
luidvconcentrationvratiovforvmostvmammalianvcells?

a. Sodiumvions

b. Potassiumvions

c. Carbonvdioxide

d. Glucose

e. Proteinv

ANS:vA

6. Exchangevofvsubstancesvbetweenvthevcardiovascularvsystemvandvthevinterstitialvfluidv
occursvmainlyvinvwhichvofvthevfollowing?

a. Arteries

b. Arterioles

, c. Capillaries

d. Venules

e. Veinsv

ANS:vC

7. Whatvisvthevapproximatevdistancevfromvthevcapillariesvtovmostvcellsvofvthevbody?

a. Lessvthanv50vangstroms

b. Lessvthanv50vmicrons

c. Lessvthanv50vmillimeters

d. Lessvthanv100vangstroms

e. Lessvthanv100vmicrons

f. Lessvthanv100vmillimetersv

ANS:vA

8. Whenvavpersonvisvatvrest,vhowvmuchvtimevisvrequiredvforvthevbloodvinvthevcirculationvtovtr
aversevtheventirevcirculatoryvcircuit?

a. 1vsecond

b. 1vminute

c. 3vminutes

d. 4vminutes

e. 5vminutesv

ANS:vB

9. Thevtypevofvcontrolvsystemvthatvcanvsometimesvcausevinstabilityvandvviciousvcyclesvisvcalled



a. negativevfeedback.

b. feed-forwardvcontrol.

c. positivevfeedback.

d. adaptivevfeedback.

e. delayedvnegativevfeedback.