PSY 381 URI Midterm And Final Exam Questions And Correct Answers

PSY 381 URI Midterm And Final Exam Questio
Answers




Phrenology cis can cold cbelief cthat cbumps con cthe cskull csomehow ccorrespond cto cbrain cregions cth
cbehavioral ccapacities. c- cCORRECT cANS✔✔True


The cneural ccell cnucleus ccarries cgenetic cinstructions cencoded cin cDNA, cjust clike cother ccells cin c
cANS✔✔True


In cterms cof cthe ccomponents cof ca cneuron, cdendrites care cfound cin cthe cOutput cZone. c- cCORRE

Sensory cneurons ccarry cneural cmessages cfrom cperipheral csense corgans cto cthe cspinal cchord ca
cANS✔✔True


Individual cneural ccell cbodies csomehow cstore csensory cinformation cbrought cin cfrom cperipheral cn
cANS✔✔False


A cunipolar cneuron chas cits ccell cbody cdirectly cin cline cwith cits cdendritic cand caxonal cbranches. c- c

A cmultipolar cneuron chas ca csingle cdendritic cbranch. c- cCORRECT cANS✔✔False

Glial ccells cconnect csensory cneurons cto ccentral cneurons. c- cCORRECT cANS✔✔False

The cinput czone cis cwhere canon cterminals care cfound. c- cCORRECT cANS✔✔False

The celaborate cbranching cof cdendrites cis ccalled carborization. c- cCORRECT cANS✔✔True

There cis cno cspace cbetween cthe cpre-synaptic cand cpostsynaptic celements. c- cCORRECT cANS✔

, An cion cis can catom cor cmolecule cthat chas cgained cor clost ca cpositively ccharged cproton. c- cCORR

The ccell cmembrane cis ca clipid cbilayer cthat cby citself cdoes cnot callow ccurrent cflow cinto cor cout cof
cANS✔✔True


When catoms cor cmolecules cflow cfrom ca cregion cof chigh cconcentration cto ca cregion cof clow cconce
cmoving cup cthere cconcentration cgradient. c- cCORRECT cANS✔✔False


Selective cpermeability callows call csubstances cto cpass cthrough ca cmembrane. c- cCORRECT cANS

The csodium-potassium cpump cuses csignificant cmetabolic cenergy cto ccontinuously cpush csodium c
cpulling cpotassium cions cin, cin ca cratio cgo c3 csodiums cout cfor c2 cpotassiums cin. c- cCORRECT cAN


Graded cpotentials con cthe cneural ccell cmembrane ccan cadd cup cin canalog cfashion cto ctrigger can c
cCORRECT cANS✔✔True


Voltage-gated cchannels care cactivated cby ca cchange cin cmembrane cpotential. c- cCORRECT cANS

Action cpotentials care cgraded. c- cCORRECT cANS✔✔False

Action cpotentials call clook calike c(have cthe csame camplitude cand cwaveform) cand cact clike cdigital c
c- cCORRECT cANS✔✔True


Hyperpolarization cleads cto cgeneration cof can caction cpotential. c- cCORRECT cANS✔✔False

Hyperpolarization cleaves ca ccell cless cnegative cinside. c- cCORRECT cANS✔✔False

The csodium- cpotassium cpump cis cessential cin cmaintaining cthe cresting cpotential cof ca cneuron. c-

Depolarization cof cthe cneuron ccell cmembrane cto cits cthreshold cvalue cmust coccur cbefore can cacti
cgenerated. c- cCORRECT cANS✔✔True


Graded cpotentials care c"all cor cnone." c- cCORRECT cANS✔✔False

-40 cmV cis cthe capproximate cvalue cof cthe cthreshold cpotential cneeded cto ctrigger can caction cpote
cANS✔✔True


The cnormal cneuron cresting cpotential cis cabout: c- cCORRECT cANS✔✔-65 cmV

When ca cneuron ccell cmembrane cis cat cits cresting cpotential cit cis csaid cto cbe cin ca cstate cof cdynam
cANS✔✔True


A cvoltage cgated cchannel cis cnot csensitive cto cthe cmembrane cpotential. c- cCORRECT cANS✔✔Fa

The csodium- cpotassium cpump cpushes cpotassium cions cout cand cpulls csodium cions cin cthrough c
cCORRECT cANS✔✔False


Sodium ccan cpass cfreely cboth cinto cand cout cof cthe cneuron cthrough cnon- cvoltage cgated cchanne

New caction cpotentials ccan ceasily cbe cgenerated cduring cthe cabsolute crefractory cphase. c- cCORR

Ligand cgated cion cchannels care calso cknown cas cionotropic creceptors. c- cCORRECT cANS✔✔Tru

Ionotropic creceptors cactivate csecond cmessengers. c- cCORRECT cANS✔✔False