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PNB 2264 Exam 2 Practice Questions with 100% Correct Answers | Verified | Latest Update
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PNB 2264 Exam 2 Practice Questions with 100% Correct Answers | Verified | Latest Update
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PNB 2264 Exam 2 Practice Questionswith 100% Correct Answers | Verified |
Latest Update
Neuronsithatihaveiexactlyitwoiprocessesiattacheditoitheicellibodyiareica
lled
anaxonic
bipolar
unipolar
multipolari-iCorrectiAnswer-bipolar
Voltage-gatediK+ichannelsiareiclosediduringi___________i.
theirestingipotential
theiafter-hyperpolarizationiphaseiofitheiactionipotential
alliofitheiabovei-iCorrectiAnswer-alliofitheiabove
Whichimuscleisheathicontainsineurons?
epimysium
apomysium
perimysium
muscleisheathsidoinoticontainineurons
endomysiumi-iCorrectiAnswer-endomysium
,Aispecializedistructureiofimuscleifibersicreatedibyiinvaginationiofitheisar
colemmaiisicalledithe:
t-tubule
myofibril
sarcosome
sarcomerei-iCorrectiAnswer-t-tubule
Aicontractionigeneratesiforceiandimovesiailoadiisiknowniasi_____,iwher
easioneithatigeneratesiforceiwithoutimovementiisiknownias_____.
isotonic,ieccentric
isotonic,iisometric
isometric,ieccentric
isotropic,iisometric
isometric,iisotonici-iCorrectiAnswer-isotonic,iisometric
Alliofitheifollowingiareipresynapticidisordersiexcept:
MyastheniaiGravis
MultipleiSclerosis
EatoniLambertiSyndrome
Guillaine-Barrei-iCorrectiAnswer-MyastheniaiGravis
, Compareditoiunmyelinatediaxons,iactionipotentialipropagationiiniaimy
elinatediaxoniinvolvesiwhichiofitheifollowing?
VoltageigatediNa+ichannelsiatitheimyelinatediinternodesiinitheimyelina
tediaxon
Decrementalicurrentsithatitravelifurtheriinitheimyelinatediaxon
Productioniofimanyimoreiactionipotentialsiperiunitidistance
Alliofitheiabovei-iCorrectiAnswer-
Decrementalicurrentsithatitravelifurtheriinitheimyelinatediaxon
Assumeiyouihaveianiartificialicell,iwhichiisisurroundedibyifluidiwithiaihig
hiconcentrationiofiNaCl,iwhileitheifluidiinsideitheicellihasiaihighiconcentr
ationiofiKCl.iTheiartificialimembraneiisimadeipermeableitoiONLYiK+iions
.iAtiequilibrium,itheielectricaliforceifavoringimovementiofiK+i_______ith
eicelliwillibei______itheichemicaliforceifavoringimovementiofiK+ioutiofit
heicell.
outiof;iequalito
into;greaterithan
outiof;igreaterithan
into;iequalitoi-iCorrectiAnswer-into;iequalito
Althoughiclassifiediasiglialicells,i____________iareialsoi____________it
hatilineitheicavitiesiinitheibrainiandispinalicordiandihelpiformitheichoroi
diplexus.
ependymalicells;iepithelialicells
microglial;iphagocytes
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