Bạn đang xem bản rút gọn của tài liệu. Xem và tải ngay bản đầy đủ của tài liệu tại đây (2.59 MB, 219 trang )
118
đại học cần thơ - khoa nông nghiệp
giáo trình giảng dạy trực tuyến
QJ 7S &ĂQ 7K 7HO )D[
:HEVLWH KWWSZZZFWXHGXYQNQQ HPDLO GPLQK#FWXHGXYQ YWDQK#FWXHGXYQ
Kiểm soát vệ sinh thú y
Các sản phẩm động vật
An toàn thực phẩm
Chơng 8
Những bệnh lý thờng gặp khi khám thịt Cách xử lý
Chủ biên: PGs. Ts. Châu Bá Lộc
Lý Thị Liên Khai, MVD, M.Sc.
&KQJ
1+mu1* '$1* %j1+ /
.+$v0 7+r7 &$v&+ ;mt /
, 0k, /,j1 48$1 *,mu$ &$v& '$1* %j1+ /
*,$ 68v& 9$s %j1+ /
&DF EQK R
+DFK VXQJ KX\W [XW KX\W KRDL W FR VF W PX 1X GR FDF
WKQJ WFK F KRF WX\ PF QQJ QKH FXQJ WK\ KDFK E [XW KX\W
VXQJ KX\W WX KX\W KRDL W
0W
7RDQ E KDFK FR KLQ WQJ VXQJ KX\W PDX VP ODL NKQJ W
NKQJ SKX WKXQJ
6X\ QKF
+DFK WR PP W P OLQ NW [XQJ TXDQK KDFK ORQJ OHR NKL FW
UD WK\ FDF QW EDFK KX\W WKRDL KRD WKD\ YDR FDF W FKF OLQ NW
*LD
+DFK PDX YDQJ QKDW GDL 0W FW FR QKQJ YW WUQJ GDL FKD\ W
QJRDL YDR WURQJ 1KQJ YW Q\ OD GR FDF W FKF P OLQ NW KRD VL
+DFK JDQ WURQJ WUQJ KS
+RDQJ DQJ
+DFK WULQ GQJ PP YDQJ QKDW FKX YL KDFK PDX QX HQ
118
*DQ [
+DFK GDL FQJ PDX YDQJ FW KDFK WK\ W FKF OLQ NW PDX
WUQJ WURQJ F FX KDFK
*DQ WKRDL KRD P
+DFK PP WR YDQJ QKDW P OLQ NW [XQJ TXDQK ORQJ OHR 7UQJ
KS QQJ FR WK JS [XW KX\W [XQJ TXDQK KDFK 0W FW FR QKQJ
FKXP YDQJ QX VP QKDW [HQ OQ QKDX
,, 3+k},
;XW KX\W
0DX R WL NKL JLD VXF PL EQK KRF JLDL RDQ X FXD EQK
FS WQK KD\ GR NHS LQ 0DX VP R HQ GR FDF LP [XW KX\W
WK\ WUQ E PW SKL D OX iLP [XW KX\W WKQJ WS WUXQJ WKX\
KRDQK FDFK P 1X [XW KX\W GR NHS LQ R WL SKL WFK QF
WK WFK SKL WQJ +X\
6XQJ KX\W
3KL FR PDX R VP FQJ FKF KQ EQK WKQJ G FW FW SKL
QKLX KX\W
mv KX\W
3KL FQJ QJ R FW QJDQJ NLP WUD WK\ PDX PDX R VP
YXQJ PDX WKQJ QRQJ 7KQJ WK\ WURQJ WUQJ KS WKX EQK R
KRF EQK SKL FKW WUF NKL JLW P PW GR FKX\Q FK [D KX TXD
FXD EQK SKL
.K WKXQJ
119
3KL FQJ X FR PDX KQJ [DP FR [XW KX\W FKP QKLX QL
NKL ERS QJKH ODR [DR FW FR ERW NK PDX KQJ WUDR UD +X\
3KL FR QF K WUXQ
7KQJ WK\ KHR WKX\ QK WKX\ WLP 1X QQJ WK\ WKX\
KRDQK FDFK P 9XQJ FR QF FQJ QRQJ .KL FW FR QF FKD\ UD
+X\
9LP PDQJ SKL 3OHXULWLV
7X\ TXD WUQK YLP WD WK\ SKL YLP GQK VQ KD\ GQK [RDQJ
QJF YLP FXF E KD\ YLP WRDQ E &R WK WK\ EQK WFK QW PX WUQ
SKL [XW KX\W KX\W VXQJ KX\W 1KQJ WUQ PW OD SKL EDR JL
FXQJ WK\ QKQJ VL PDX WUQJ XF GD\ F WUQ PDQJ SKL +X\
ER SKDL OW ER FD PDQJ GQK WUQ [RDQJ QJF
*LXQ SKL 0HWDVWURQJ\OXV VDOPL
7KQJ WK\ KHR 7UQ SKL FR FDF WLX WKX\ QL OQ PDX WUQJ
GDL FW UD WK\ WQJ FKXP JLXQ SKL
7ULX FKQJ
1KH NKQJ UR
1QJ KHR JD\ P VX\ GLQK GQJ KR UR QKW YDR VDQJ VP WL
*LXQ SKL WLW F W YDR PDX KHR FR WK E WUXQJ F
3KQ ELW KR GR N\ VLQK WUXQJ YD EQK WUX\Q QKLP
*LXQ FDL H WUQJ NK TXDQ NKL KHR KR WUQJ ORW TXD UXW WKHR
SKQ UD QJRDL JLXQ W WU WKDQK X WUXQJ FDP QKLP N\ VLQK WKDQK
WKF TXDQ YD PDFK PDX FXD JLXQ W 1X JLXQ W FKW X WUXQJ VQJ
F WXQ WURQJ W P +HR Q SKDL JLXQ FR X WUXQJ J\ QKLP
7UQJ VH [X\Q TXD WKDQK UXW WKHR KDFK OP ED PDQJ WUHR UXW YDR
120
PDX L Q SKL
SK EDR QKDQK NK TXDQ SKL YD SKDW WULQ WKDQK ODL WUQJ WKDQK
N\ VLQK WKX\ KRDQK FDFK P WKX\ WLP
3KL
JDQ KRD QKXF KRD
/D KX TXD FXD TXD WUQK YLP SKL PDQ WQK 3KL FR PDX R
VP WK FKW GDL FKF JLQJ QK WKW .KL FW ER YDR QF SKL FKP
%QK WFK WKQJ WK\ WKX\ QK WKX\ WLP 7K GX 0\FRSODVPRVLV
+X\
9LP SKL WKX\
7UX ER KHR X FR 4XDQ VDW WK\ PW V WLX WKX\ SKL FR PDX
WP R QK JDQ WK FKW GDL FKF &W SKL ER YDR QF SKL QL O
OQJ ERS QJKH ODR [DR PW FW FR PDX R KQJ U GFK PDX KQJ XF
+X\
9LP SKL PDQ WQK
&DF WLX WKX\ FXD SKL PDX R QKDW +DL OD SKL X E [HS GDL
WKQJ WK\ WKX\ QK WKX\ WLP %RS NKQJ QJKH J FD +X\
3KL KRD VXQ RVVLILFDWLRQ
7KQJ WK\ WKX\ KRDQK FDFK P PDX WUQJ XF QL OQ PW
SKL FW WK\ FQJ
.KDF YL SKL KRD &D EQK WFK ODR KRD &D GDQJ JLQJ D YL
3KL FKD WKF Q
7KQJ WK\ WUX ER YXQJ Q\ WK WFK WQJ PDX VP E PW QDP
QRQJ
9LP SKL FR PX
D 3KL QKLP PX
121
0X F
1W PX PP FR EDR PRQJ QP UDL UDF WUQ E PW SKL QKX P
SKL WKD\ L NKQJ FRQ [S PD WU QQ GDL FKF SKQ FR EQK WFK
1KLX ERF PX FKD PX VW PDX YDQJ VDQJ L NKL DQK [DQK 4XDQK
FDF QW YD ERF PX FR SKDQ QJ YLP
0X KRD FDOFLXP
% PW SKL FR QKQJ QW PX QKR D KRD FDOFLXP 1W PX NK
FQJ PDX YDQJ 1KLX WUQJ KS QW PX OQ QJ NQK .2
PDX PX YDQJ VDQJ KRF DQK [DQK 1KQJ QW PX WQJ W FXQJ [XW
KLQ WUQ YDFK QJF
E 3KL Y\ PX
7KQJ JS NKL FR V O\ ODQ WURQJ TXD WUQK YLP PDQJ SKL
KRF YLP SKL KRDL WK J\ QKLP WDR PDQJ PX PRQJ PDX [DQK OD
F\ KRF YDQJ QKDW SKX E PW SKL 0DQJ PX NW GQK YL OS PDQJ
EDR WUQ E PW SKL ODP FKR QKX P SKL NKQJ FRQ OLQ WXF
,,, *$1
mv KX\W
7UX ER KHR QKQ GLQ QK QKDX 5D KL WURQ WRDQ E JDQ R
VP WQJ WLX WKX\ KRF WRDQ E FW WK\ PDX U UD
; O\ W WKQJ FKR GXQJ
9LP JDQ VL KX\W
7UQ E PW JDQ FR QKQJ VL PDX WUQJ XF FKQJ FKW WK FKW
JDQ KL FQJ .KDP FR WUQJ KS WKX\ JDQ QD\ YLP GQK YL WKX\
JDQ NLD KRF YL F KRDQK FDFK P
122
1X YLP FXF E WK\ FDF W EDR KX KW WKRDL KRD FDF VL KX\W
[P QKS YDR YXQJ R \ OXL FDF QKX P JDQ FDF WLX WKX\ JDQ FDQK
R NKQJ FRQ KQK D JLDF PD WK\ PHR PR WRDQ E QJ GQ WDL YXQJ
QD\ NFK WKF E WHR 1X WF QJKHQ OX QJD\ J\ [ JDQ WKQJ WK\
WUX
*DQ [ KRD
&R WK WQJ WLX WKX\ KRF WRDQ E WUQ E PW JDQ FR QKQJ UDQK
JLL UR UW NKL Q WD\ YDR WK\ KL FQJ PDX WUQJ XF &W UD WK\
EQ WURQJ FR QKQJ VL OLQ NW WUQJ FKD\ QJDQJ GRF NKQJ WK W OD
GR KX TXD FDF P OLQ NW EDR TXDQK WQJ WLX WKX\ ODP \ OXL QKX
P JDQ
;XW KX\W
*DQ FR YH PP KQ EQK WKQJ WK\ UR WLX WKX\ P PDX YW
FW U PDX
0X
.FK WKF PX WR QKR SKQ E WURQJ PW KRF QKLX WLX WKX\
*DQ YDQJ
7RDQ E JDQ FR PDX YDQJ UR KD\ NKQJ WX\ PF .KL FW WK\
PW FW KL FKF PW FW QJ YDQJ i OX J\ KRDL W
*DQ FR N\ VLQK WUXQJ
7UX ER FR VDQ OD JDQ )DVFLROD KHSDWLFD ) JLJDQWLFD +RF ORDL VDQ OD
JDQ QKR KQJ 'LFURFRFOLXP GHQWULWLFXP QJ GQ PW QKR
7UX ER KHR $X VDQ FKR &\VWLFHUFXV WHQXLFROOLV FXD VDQ 7DQLD
HFKLQRFRFFXV EDP YDR E PW FXD JDQ ODP QJ GQ PW GD\ [ WLX
WKX\ JDQ PHR PR
123
*DQ KRDL W
% PW JDQ QKDP NKQJ WUQ iLP KRDL W PDX WUQJ
9L WK 7X\ PF PD WD FR WK TXDQ VDW F FDF GD\ W EDR NKQJ
QJX\Q YHQ KRF D PW KW
1X NKQJ WQJ VLQK F WK WDL R W FKF OLQ NW WKD\ YDR OD
WLQ FKR [ JDQ KRDL W
9 7,0
9LP PDQJ QJRDL WLP
%DR WLP FR WK GQK OD WKDQK OD WDQJ WQJ SKQ KRF GQK KW NKR
ERF 1X ERF F WK\ PW QJRDL WLP [X [ FR VL PDX WUQJ 7X\ TXD
WUQK YLP WK\ VL WUQJ VL R VL HQ OX QJD\ W EDR F WLP WKRDL
KRD
7LP FR P YDQJ
+X KW QKQ WK\ WUQ KHR QJL WD FKR UQJ
0 OLQ NW NKQJ YDQJ 'R WX PDX OX WLP YDQJ QKLX VF W
FDURWHQH
0 OLQ NW YDQJ P QKDW WQJ FK WLP KHR E KRDQJ DQJ
*DR WUQ WLP
7X\ KQK WKF 0L QKLP QRQ
1
+X\ NKL FR PW KDW JDR WL
;XW KX\W
124
&R WK WK\ WUQ WP QK KRF WUQ WLP % UD [HP QL WP PDF FR
[XW KX\W NKQJ 1X FR WK\ YDQ VQ VXL EQ QJRDL WLP KL VQ FQJ
ODL
& WLP E ELQ PDX
+X TXD FXD EQK O PP ORQJ PRQJ WLP FR KQK GD FRS PDX
YDQJ KQJ R [HQ OQ QKDX
9, 7+h1
1DQJ WKXQJ WUQ WKQ
7K\ KL J OQ YXQJ QKX P PRQJ ODL NFK WKF NKQJ X
*LXQ WKQ 6WHSKDQXUXV GHQWDWXV
&KX \X KHR &K P YXQJ UQ WKQ WK\ FXF VQJ FQJ QK D YL
.KL FW WK\ FR YDL FRQ JLXQ +RF FK P WURQJ E WKQ KRF E L
WKQ WK\ JLXQ FKXL UD 1L JLXQ L TXD KRF DQJ VQJ VH J\ KRDL W
[XQJ TXDQK P OLQ NW SKDW WULQ EDR TXDQK FDF SKQ FRQ ODL WQJ
VLQK OD KX TXD YLP QJ WKQ FS KD\ PDQ WQK +X\ ER
7KQ G KQK
'R EP VLQK GR TXD WUQK YLP WKQ FR P VL SKDW WULQ YL
NFK WKF OQ FKHQ HS QKX P WKQ ODP FKR QKLX W EDR WKQ EW
GQJ P OLQ NW NH WQJ OQ QKLX NKL P VL FR WKW ODP FKR WKQ
PHR PR
%W GQJ $WURSK\
WKRDL ELQ 0HWDSODVLD
7KQ WHR QKR PP PW DQ WQK PDX KL QKDW WUQ PW WKQ FR
QKQJ FKP YW GDL QJRQ QJRHR ;XQJ TXDQK YXQJ Q\ P OLQ NW
125
SKDW WULQ FKHQ HS QKX P WKQ 7KQ WQJ VLQK OQ KRDW QJ EX
S 0DQJ EDR WKQ UW NKR ERF
7ULQ GQJ +\SHUWURSK\
0DX VF WKQ EQK WKQJ QKQJ NFK WKF OQ KQ FQJ KL
WURQ &W L WK\ YXQJ QKX P WKQ GDL FKLP JQ KW SKQ WX\ UW
PRQJ &DF QJ OQ WQJ VLQK QKLX QDQJ EDRZPDQ +X\
%W WULQ $QDSODVLD
0W TXD WKQ F WKD\ KRDQ WRDQ EQJ P OLQ NW TXD FRQ ODL
WQJ VLQK % L WKQ WK\ YXQJ QKX P FKX \X OD FDF W FKF OLQ NW
GD\ F E WKQ WKDQK PW NKL
.HP WULQ +\SRSODVLD
7KQJ WK\ WUQJ KS WKQ QP VDL Y WU 0DQJ EDR WKQ GD\
EDP FKF YDR QKX P WKQ 1X J UD F WUQ PW WKQ FR PDX VP
QKQJ P QKDW R OD P VHR
9LP GQK PDQJ EDR WKQ
0DQJ EDR WKQ WQJ L GD\ ERF FR WK NHR WKHR PW W QKX P
WKQ 7UQ PW WKQ WK\ [X [ NKQJ WUQ ODQJ YXQJ YLP GQK WK\
WKQ KL VQJ % L WK\ QKX P YXQJ R GD\ WQJ VLQK
7KQ WKRDL KRD P
7KQ OQ KQ WURQ PW FDF JF FDQK PDX WUQJ QKDW Q YDQJ
FDP 0W WKQ YQ FRQ WUQ ODQJ QKQ N\ FR QKQJ P WUQJ 7KQ
KL PP % L WK\ QKQJ WLD VRF [XQJ TXDQK QJ PDFK KQK YDQK
FXQJ +X\
7KQ WKP QKS GDQJ EW
126