COGSCI 115 EXAM TEST
WITH ALL NEEDED TO
PASS…HIGRADES
Growth mMindset m- m mcorrect manswer-Belief mthat mpeople's mmost mbasic mabilities mcan
mbe mdeveloped mthrough mdedication mand mhard mwork... mThis mview mcreates ma mlove mof
mlearning mand mresilience mthat mis messential mfor mgreat maccomplishment.
How mmany mpounds mis myour mbrain? m- m mcorrect manswer-3 mlbs
How mmany mneurons mdoes myour mbrain mcontain? m- m mcorrect manswer-86 mbillion
How mmany msynaptic mconnections mdoes mthe maverage mneuron mmake mto mother
mneurons? m- m mcorrect manswer-1000, mbut mit mvaries mfrom ma mhandful mto m200,000
, What mpercent mof mthe mbody's moxygen mand mglucose mis mused mby mthe mbrain? m- m mcorrect
manswer-20%
True mor mFalse: myour mbrain muses mup mto mten mtimes mmore menergy mwhen myou're
mthinking mhard, mrather min mdeep msleep m- m mcorrect manswer-False
Order mthese min mcorrect mOrganizational mOrder:
- mindividual mneurons
- mnervous msystem
- mnerves, mganglia
- mbrain mand mspinal mcord m- m mcorrect manswer-• mCell: mindividual mneurons
• mTissue: mnerves, mganglia
• mOrgan: mbrain mand mspinal mcord
• mSystem: mnervous msystem
Neuron mStructure: mSoma m(Cell mBody) m- m mcorrect manswer-The mcell mbody mof mthe
mneuron, mwhich mcontains mthe mnucleus
Dendrite m- m mcorrect manswer-The mbranched, mtreelike mextensions mattached mto mthe
msoma mof ma mneuron; mreceives minformation mfrom mneurotransmitters mreleased mfrom
mterminal mbutton mof mother mneurons
Axon m- m mcorrect manswer-The mextension mof ma mneuron, mending min mbranching mterminal
mfibers, mthrough mwhich mmessages mare msent mto mother mneurons
Terminal mbutton m- m mcorrect manswer-The mbud mat mthe mend mof ma mbranch mof man mexon;
mforms msynapses mwith mother mneurons; msends minformation mto mthose mneurons mthrough
mneurotransmitters
Neuotransmitter m- m mcorrect manswer-A mchemical mthat mis mreleased mby mthe mterminal
mbutton; mhas man mexcitatory mor minhibitory meffect mon mthe mother mneurons
Myelin mSheath m- m mcorrect manswer-A mlayer mof mfatty mcells msegmentally mencasing
mfibers mof mmany mneurons; mcomposed mof mglial mcells, mthe msupport mcells mof mthe mCNS;
menables mvastly mgreater mtransmission mspeed mof mneural mimpulses mbecause mneural
msignal mjumps mform mone mnode mof mRanvier mto mthe mnext; mDecreases mthe mamount mof
menergy mneeded mfor mneural mconnection; minsulates mneurons, mpreventing mmessages
mfrom mspreading mbetween madjacent mneurons
Resting mMembrane mPotential m(-70 mmV) m- m mcorrect manswer-occurs mbecause mvarious
mions mare mlocated min mdifferent mconcentrations min mfluid minside mand moutside mthe mcell
What mis mthe mchemical mmakeup mof mthe mExtracellular mfluid maround mneurons mat mrest?
m- m mcorrect manswer-Extracellular mfluid mis mrich min mNa+ mand mCl-
What mis mmost mconcentrated min mthe mIntracellular mFluid mof mneurons? m- m mcorrect
manswer-Intracellular mfluid mis mrich min mK+ mand mvarious morganic manions m(A-)
WITH ALL NEEDED TO
PASS…HIGRADES
Growth mMindset m- m mcorrect manswer-Belief mthat mpeople's mmost mbasic mabilities mcan
mbe mdeveloped mthrough mdedication mand mhard mwork... mThis mview mcreates ma mlove mof
mlearning mand mresilience mthat mis messential mfor mgreat maccomplishment.
How mmany mpounds mis myour mbrain? m- m mcorrect manswer-3 mlbs
How mmany mneurons mdoes myour mbrain mcontain? m- m mcorrect manswer-86 mbillion
How mmany msynaptic mconnections mdoes mthe maverage mneuron mmake mto mother
mneurons? m- m mcorrect manswer-1000, mbut mit mvaries mfrom ma mhandful mto m200,000
, What mpercent mof mthe mbody's moxygen mand mglucose mis mused mby mthe mbrain? m- m mcorrect
manswer-20%
True mor mFalse: myour mbrain muses mup mto mten mtimes mmore menergy mwhen myou're
mthinking mhard, mrather min mdeep msleep m- m mcorrect manswer-False
Order mthese min mcorrect mOrganizational mOrder:
- mindividual mneurons
- mnervous msystem
- mnerves, mganglia
- mbrain mand mspinal mcord m- m mcorrect manswer-• mCell: mindividual mneurons
• mTissue: mnerves, mganglia
• mOrgan: mbrain mand mspinal mcord
• mSystem: mnervous msystem
Neuron mStructure: mSoma m(Cell mBody) m- m mcorrect manswer-The mcell mbody mof mthe
mneuron, mwhich mcontains mthe mnucleus
Dendrite m- m mcorrect manswer-The mbranched, mtreelike mextensions mattached mto mthe
msoma mof ma mneuron; mreceives minformation mfrom mneurotransmitters mreleased mfrom
mterminal mbutton mof mother mneurons
Axon m- m mcorrect manswer-The mextension mof ma mneuron, mending min mbranching mterminal
mfibers, mthrough mwhich mmessages mare msent mto mother mneurons
Terminal mbutton m- m mcorrect manswer-The mbud mat mthe mend mof ma mbranch mof man mexon;
mforms msynapses mwith mother mneurons; msends minformation mto mthose mneurons mthrough
mneurotransmitters
Neuotransmitter m- m mcorrect manswer-A mchemical mthat mis mreleased mby mthe mterminal
mbutton; mhas man mexcitatory mor minhibitory meffect mon mthe mother mneurons
Myelin mSheath m- m mcorrect manswer-A mlayer mof mfatty mcells msegmentally mencasing
mfibers mof mmany mneurons; mcomposed mof mglial mcells, mthe msupport mcells mof mthe mCNS;
menables mvastly mgreater mtransmission mspeed mof mneural mimpulses mbecause mneural
msignal mjumps mform mone mnode mof mRanvier mto mthe mnext; mDecreases mthe mamount mof
menergy mneeded mfor mneural mconnection; minsulates mneurons, mpreventing mmessages
mfrom mspreading mbetween madjacent mneurons
Resting mMembrane mPotential m(-70 mmV) m- m mcorrect manswer-occurs mbecause mvarious
mions mare mlocated min mdifferent mconcentrations min mfluid minside mand moutside mthe mcell
What mis mthe mchemical mmakeup mof mthe mExtracellular mfluid maround mneurons mat mrest?
m- m mcorrect manswer-Extracellular mfluid mis mrich min mNa+ mand mCl-
What mis mmost mconcentrated min mthe mIntracellular mFluid mof mneurons? m- m mcorrect
manswer-Intracellular mfluid mis mrich min mK+ mand mvarious morganic manions m(A-)
