GEM2027 Preparation Outline Name: _______Chua Sock Yii _______________________ ____________________________________ _________________________ ______________ __ Tutorial Grp________W5___________________ Grp________W5________________________ _____ Date: _26 September 2014____ Title: __!"ormati#e Speech________________ Speech____________________________ ____________________ ________ Topic: Topic: __The truth about ca""ei!e_________ ca""ei!e__ _______ Specific purpose: purpose: $a!t m% au&ie!ce to k!o$ k!o$ ho$ ca""ei!e ha' the abilit% to make u' more e!er(i)e& a!& $hat are the pro' a!& co!' o" co!'umi!( co""ee*
Central Idea: What happe!' to our brai! a!& bo&% $he! $e take i! ca""ei!e* _______________________ ____________________________________ _________________________ ________________________ ___________________ _______ Introduction *
Do %ou %ou e#e e#err "eel "eel like like %ou %ou $ou $oul& l& !e#e !e#err mak make e itit thro throu( u(h h cla cla'' ''e' e' a!& a!& lec lectu ture re' ' $ithout "alli!( a'leep+ (Pause) Do %ou e#er "eel like %ou !ee& ,u't o!e more cup o" co""ee to help %ou throu(h %our !i(ht o" 'tu&%i!(+ (Pause) a* " %ou e#er e#er "eel that that $a%$a%- &o!.t &o!.t $orr%$orr%- %ou are are !ot alo!e* alo!e* b* We all !ee& a! e!er(% e!er(% boo't boo't 'ometi 'ometime'* me'*
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/e"o /e"ore re be(i be(i!!- $oul $oul& & like like to ha# ha#e e a 'ho 'ho$ $ o" o" ha!& ha!&''- ho$ ho$ ma!% ma!% o" %ou %ou her here e $oul& co!'i&er %our'el" ca""ei!e a&&ict'+ a* /a'e o! o! the 'li&e 'li&e herehere- $hich $hich cate(o cate(or% r% &o %ou %ou thi!k thi!k %ou lie lie i!+ b* re %ou %ou a li(ht li(ht+ + o&erate o&erate+ + r hea#% hea#% u'er u'er o" co""ee+ co""ee+
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With With ca" ca""ei "ei!e. !e.' ' 'tim 'timul ulati ati!( !( e""e e""ect' ct'-- it i' ea'% ea'% to u!&er u!&er'ta 'ta!& !& $h% $h% ma!% ma!% peopl people e choo'e to co!'ume co""ee $ithout "ir't thi!ki!( about $hat the% are &oi!( to their preciou' bo&%* a* Co""ee Co""ee help' help' u' to 'ta% a$akea$ake- (i#i!( (i#i!( u' the the e!er(% e!er(% to la't throu(h throu(h the the &a%* &a%* b* /ut /ut ho$ ho$ &oe &oe' ' itit $or $ork+ k+ (pause to let audience think) c* Wh% i' itit that a plai! plai! cup cup o" $ater $ater &oe'!. &oe'!.tt ha#e the the 'ame e""ec e""ect+ t+ (pause) &* What e3actl% e3actl% i' i' ca""ei!e ca""ei!e &oi!( &oi!( to our our brai! 'uch 'uch that it ha' ha' the abilit% abilit% to make make u' "eel more e!er(i)e&+
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To&a%&a%- $oul $oul& & like like to to talk talk abou aboutt the $orki $orki!( !(' ' o" ca" ca""ei "ei!e !e a' a' $ell $ell a' a' it' it' po'it po'iti#e i#e a!& !e(ati#e e""ect' o! our bo&%*
Signpost: Firstly, to be better informed of what you are circumstancing your body to the next time you grab a cup of coffee, you need to know what happens when you are awake.
Body – (include citations of sources) *
or or e#er e#er% % 'i! 'i!(l (le e mom mome! e!tt that that %ou %ou are are a$a a$ake ke-- %ou %ourr brai brai! ! i' i' actu actual all% l% 'ecr 'ecret eti! i!( (a chemical calle& a&e!o'i!ea&e!o'i!e- $hich 'lo$l% accumulate' i! the brai! a' time (oe' b%*
GEM2027 Preparation Outline
a* &e!o'i!e i' a chemical belie#e& to pla% a 'i(!i"ica!t role i! promoti!( 'leep a' it bi!&' to receptor' $hich i!hibit' brai! acti#it%* i* The more a&e!o'i!e $e ha#e- the 'leepier our brai! "eel'* ii* Thi' co!cept ca! be ea'il% u!&er'too& the lo!(er $e 'ta% a$akethe more tire& $e (et* b* 7e'earch ha#e "ou!& out that ca""ei!e i! our co""ee e3hibit' i&e!tical beha#ior to that o" a&e!o'i!e &ue to their 'tructure 'imilaritie'* i* Ca""ei!e 'tart' to compete $ith the e3i'ti!( a&e!o'i!e chemical b% "i(hti!( to bi!& $ith the a&e!o'i!e receptor' $he! the ca""ei!e reache' our brai! a"ter (etti!( throu(h our bloo&'tream* ii* ' the'e bi!&i!( 'ite' are !o$ occupie& $ith ca""ei!e i!'tea& o" a&e!o'i!e- the 'leepi!e'' e""ect $ill !ot be "elt* iii* Which i' (reat8 Si!ce that ha' al$a%' bee! the rea'o! $h% $e &ri!k cup o" co""ee time a"ter time* Signpost: Secondly, lets mo!e on to the nature of caffeine. *
Ca""ei!e i' a &ru( it'el"* a* While mo&erate &o'a(e o" it i' (e!erall% "i!e- ca""ei!e i' a! a&&icti#e 'ub'ta!ce that u'er' ca! "i!& it har& to cut &o$! their co!'umptio! or e#e! 9uit u'i!( it o!ce the% (et hooke&* b* o!( term co!'umptio! o" ca""ei!e $ill i!&uce the pro&uctio! o" more a&e!o'i!e receptor' b% the brai! $hich mea!'- more ca""ei!e i' !ee&e& to elicit the 'ame re'po!'e i* Thi' thu' le& to the (ra&ual i!crea'e i! the !umber o" cup' o" co""ee o!e &ri!k' e#er% &a%- ,u't to complete the 'ame amou!t o" $orkloa& like the &a% be"ore* 1* Thi' e3plai!' $h% ca""ei!e a&&ict' $ill u'uall% e3perie!ce 'ome $ith&ra$al '%mptom' to a certai! &e(ree a' the% tr% to re&uce their relia!ce o! ca""ei!e* 2* The% te!& to "eel more tire& tha! the% $oul& be"ore the% e#e! &ra!k a!% co""ee*
"nternal pre!iew: #ow that you know how caffeine works its way through to help us stay awake, lets take a look at the positi!e and negati!e effects of caffeine.
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Ca""ei!e bri!(' about #ariou' health be!e"it'* a* Ca""ei!e ai&' i! the 'timulatio! o" the a&re!ali!e hormo!e* i* !crea'e& le#el' o" a&re!ali!e i! the bloo&'tream help 'i(!al the li#er to break &o$! (l%co(e! more e""icie!tl%- (i#i!( %ou bur't o" e!er(% &uri!( emer(e!cie'* ii* l'o- it i!crea'e' heart rate- (et %our bloo& pumpi!(- ope!i!( up %our air$a%' to allo$ %ou to breathe ea'ier* b* Ca""ei!e al'o relea'e' &opami!e- a hormo!e that make u' happ%- the 'ame thi!( like cocai!e &oe'- ,u't at a le''er &e(ree* c* part "rom tho'e be!e"it' o" ca""ei!e- 'tu&ie' ha#e al'o "ou!& that tho'e $ho co!'ume more co""ee re(ularl% are le'' pro!e to ill!e''*
GEM2027 Preparation Outline i* Tho'e $ho co!'ume more co""ee re(ularl% 'eem to be 4 to ; time' le'' likel% to &e#elop
Si!ce ca""ei!e ha' it' !e(ati#e e""ect' too- it i' importa!t that $e k!o$ $hat the 'a"e le#el o" co!'umptio! o" ca""ei!e i'* t i' k!o$! that appro3imatel% 150m( o" ca""ei!e per kilo(ram o" %our bo&% i' the lethal &o'a(e o" ca""ei!e* a*
"nternal summary: "n short, caffeine can ha!e both positi!e and negati!e effects on our health and well%being.
Conclusion *
The bottom li!e i' !ot to a#oi& &ri!ki!( co""ee- but to &ri!k them i! mo&eratio!*
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With that- hope that %ou ha#e (ai!e& a "e$ i!'i(ht' "rom m% 'peech to&a% a!& be better i!"orme& about $hat %ou are 'ub,ecti!( %our brai! a!& bo&% to the !e3t time %ou &eci&e to &ri!k a cup o" co""ee*
Bibliography (use &P& ' & style) 1> =arm"ul ?""ect' o" Ca""ei!e* @!*&*A* 7etrie#e& September 26- 2014* Ca""ei!e #er&o'e B mou!t- S%mptom'- Treatme!t* @!*&*A* 7etrie#e& September 26- 2014* Neuro'cie!ce "or i&' B Ca""ei!e* @!*&*A* 7etrie#e& September 26- 2014* - ctober A* What Ca""ei!e ctuall% Doe' to Your /rai!* 7etrie#e& September 26- 2014* T=? /7N 7 T< T /TT* @!*&*A* 7etrie#e& September 26- 2014*
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