2.5 - 2.7 otak manusia & kerencamannya
DESCRIPTION
Science Form 42.5 The Human Brain2.6 Hormonal Coordination2.7 Coordination between the Nervous System and the Endocrine SystemTRANSCRIPT
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2.5 OTAK MANUSIA
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STRUKTUR & FUNGSIOTAK MANUSIA
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Dilindungi di dalam tulangtengkorak
Terdiri daripada berjuta-jutaneuron
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Serebrum
Serebelum
Medulaoblongata
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Serebrum
Mengawal pemikiran& ingatan
Mengawal aktivititerkawal
Mengawal kelakuan
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Serebelum
Mengawal keseimbangan badan Mengekalkan postur badan
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Medulaoblongata
Mengawal tindakan luar kawal
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TINDAKANTERKAWA
L
TINDAKANLUAR
KAWAL V S
Tindakan yang disedari &dikawal oleh serebrum
Tindakan yang ida!
da"a di!a#a$ & berlakusecara au%mai!
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TINDAKANTERKAWA
L
TINDAKANLUAR
KAWAL V S
Analisis maklumat Selesaikan masalah
Ingatan Mengawal otot untuk
melakukan aktiviti
Denyutan jantungMengawal erna!asan
eristalsis encernaan
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TINDAKANTERKAWA
L
TINDAKANLUAR
KAWAL V S
Impuls bergerak dari
"TA# ke e!ektor melalui sara! tunjang
Impuls bergerak dari
ORGAN DERIA ke SARAFTUNANG ke EFEKTOR
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$% #""'DI(ASI )"'M"(
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Sistem *ndokrin
Merembeskan '%rm%(melalui !e$e()ar
e(d%!ri(
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#elenjar ituitari
FUNGSI *• Ke$e()ar I(du! * Ka#a$
a!i+ii !e$e()ar $ai(• Ka#a$ "erumbu'a( bada(
KESAN KURANG*,erumbu'a( erba(u
KESAN LE-I*Ke/er/asia(
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#elenjar Tiroid
FUNGSI *• Ka#a$ meab%$isme
• Ka#a$ "erumbu'a( me(a$& 01i!a$
KESAN KURANG*Meab%$isme re(da'
"er!emba(/a( %a! ere(3a"erumbu'a( erba(u /%ier
KESAN LE-I*Meab%$isme i(//i de(4ua( )a(u(/ $a)u muda' "e(a
su'u bada( i(//i
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#elenjar Adrenal
FUNGSI *• Ka#a$ !eseimba(/a( air &
/aram da$am dara'
KESAN KURANG*,e(4a!i Addis%( !e'i$a(/a(
air dari"ada bada(
KESAN LE-I*,e(i(/!aa( !a(du(/a( /aram
da$am dara'
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ankreas
FUNGSI *• Ka#a$ /$u!%sa da$am dara'
KESAN KURANG*Ke(3i(/ ma(is
KESAN LE-I*G$u!%sa da$am dara' re(da'
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"vari
FUNGSI *• Me(4edia!a( uerus u(u!
!e'ami$a(• Me(/a#a$ !iara( 'aid
KESAN KURANG*Kiar 'aid ida! eraur
!e/u/ura(
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Testis
FUNGSI *• Me(/a#a$ "er!emba(/a(
3iri3iri se!s se!u(der
KESAN KURANG*"er!emba(/a( 3iri3iri se!sse!u(der ida! sem"ur(a