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Chapter 2 : Blood Circulation and Transport Peredaran Darah Dan Pengangkutan
Understanding the transport of oxygenin the human ody!emahami pengangkutan oksigen dalam adan
2.2 "nalysing the human loo!enganalisis darah manusia
2.# "nalysing the transport system in plant !enganalisis sistem pengangkutan dala tumuhan
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The functions of the bloodcirculatory system :
(Fungsi sistem peredaran darah)
Transport the oxygen to all ody cells.
!engangkut oksigenTransport $aste products like carondioxide and urea for elimination
%!engangkut ahan uang sepertikaron
dioksida dan urea untuk disingkirkan&
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The structure of the
'ight (eft
Atrium Atrium
Ventricle Ventricle
Righ
t
Righ
t
Left
Left
)ena ka*a
)ena pulmona
rteri pulmonari "orta
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+xygenated
lood
eoxygenatedlood
+xygen
Carbondioxide
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1. ,antung ada empat ahagian: atriumkanan- *entrikel kanan- atrium kiri-
*entrikel kiri.
2. )entrikel kiri leih teal eranding*entrikel
kanan. al ini kerana- *entrikel kiri perlu
mengepam
darah ke seluruh ahagian adan.
Ciri/ciri 0antung :
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. ungsi in0ap
supaya darah tidak mengalir alik ke luar 0antungmemenarkan pengaliran darah dalam satu arahsaha0a
"rteri dan *ena yang teresar :teri : "ortana : *ena ka*a
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1. The heart has four chamers: leftatrium - left *entricle - right atrium -
and right *entricle
2. The left *entricle is thickerthan theright *entricle.
This is ecause the left *entricleneeded the stronger pressure to pumplood to the $hole ody
The characteristics of theheart :
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al*e4s function
ensure the lood 5o$s in only oneirection.
he largest artery and *ein :ery : "ortan : *ena ca*a
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art lungheart
art $hole odyheart
Types of !lood Circulatory "ystem
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tung peparu0antung
ung seluruh adan0antung
#enis $eredaran %arah
Peredaranpulmonari
Peredaran
sistemik
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2.2 "nalysing the human lood !enganalisis darah manusia
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Type of blood cells#enis sel darah
6el darahmerah
"el darahputih
Platelet
Ceper D$icekung"ngkut oksigenTiada nukleus
Bentuk tak tetapBunuh akteria"da nukleus
6erpihan kecil
!emantu dalampemekuan darah
Tiada nukleus
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Type of blood cells#enis sel darah
'ed loodcell
&hite bloodcell
Platelet
Biconca*e disc%Ceper D$icekung&Transport oxygen7ithout nucleus
8ot 9xed
ill acteriaas nucleus
6mall piecesTo clot lood
%utk pemekuan darah&7ithout nucleus
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('umpulan %arah anusia)
"- B- "B- and +"- B- "B- and + oleh menerima darahdari kumpulan mereka sendiri."B ; dikenali seagai penerima uni*ersalkerana oleh menerima darah dari semuakumpulan darah manusia+; dikenali seagai penderma uni*ersal
kerana oleh menderma darah ke mana/mana kumpulan darah manusia,ika darah yang dipadankan tidaksepadan- darah aan tergumpal dan
mema$a kematian
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*uman !lood +roups('umpulan %arah anusia)
"- B- "B- and +"- B- "B- and + can recei*e lood fromtheir group.
"B ; called uni,ersalrecipientsecause they can recei*elood from any other lood group+; called uni,ersal donorsecause
they can gi*e lood to any other loodgroup=f incompatile lood is gi*en in atransfusion- the lood $ill agglutinate
and causes dead.
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'umpulan darah yang sesuai
'umpulandarah
!oleh terimadari
!oleh beripada
"
B
"B+
"- + "-"BB
-
+ B- "B
"B-"- B-+ "B+ "-B-"B-+
P>8>'=!" U8=)>'6"(P>8D>'!"
U8=)>'6"(
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!lood group -hich are suitable :
!loodgroup
CA.R/C/0V/FR1
CA. +0V/ T1
"
B
"B+
"- + "-"BB-
+ B- "B"B-"-B- + "B
+ "-B-"B-+
U8=)>'6"( '>C=P=>8T U8=)>'6"( D+8+'