Arthropods

  • June 2020
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Hot Issue… แกะโดย Te’ 007007-6

Arthropods

Proof โดย Mike 14444-8 Rx’27 ฉบับนี้ ขีเ้ กียจจิกแลวเบื่อ.... ซิว A กันทุกคนนา^^

Arthropod   ก    ก !"ก #$ % (Invertebrate animal)  1#  12% ก345# 4 %  67$# %4ก 8!9 :7#  ; %%<# 3 !$39# 1 1!%

   0 3=>24?9@!9 % @ ก 1% 3 93 ! ก    4 9  A7 B 9<# %ก93 ($# #1% #) 0 345#A$ #3; C @ Mechanical transmission: #3; C 13; C A H# 34I9# "4 % $ 3A7I=## Biological transmission: #3; C 3; C ก A H# 3A7I=## <# Vector (1%) 0 345# Intermediate host  %A9M72%;#7!

Tick & Mites (3$>21 ) 4 ก 2!9 2 # 4ก 3 9ก Gnathosoma $ Capitulum   3 9ก Idiosoma #4ก - 4ก9 I# 3 9ก Chelicera = sheath $8 #49S =TU# = Plupi $ padiplup $9 segments 11;#7! WXI%1ก% =ก Insect

ก 3= 7372@ =19ก3AB =#!<$ก =%345#;8!S ก A H#=ก Egg ---> Larva ---> Nymph ---> Adult 2%;#7! =ก  ก 2<#;% Nymph 3 9ก Instars 91 ก Protonymph 9 2 Deutonymph 93 Tritonymph =ก# C# Instars ---> Adult

=1#ก Acri 1$#% "$9<= (Stigmata) Metastigmata  "$9<= 1 " 9":I " 3 $ 4 3;# Hard ticks, Soft tick Mesostimata  "$9<= 1 " 9":I " 1 $ 2 $ 3 3;#  345!,  ก,  $#" Prostigmata  "$9<= 1 " 9":I " 1 $ #4ก 3;# Trombicula mite,  "# Asticmata  "$9<= กB6#3 ก:%6# %  3;# $7! (Scabies mite)  h8?#2#

Ticks 3$>2 345# Ectoparasite Adult  % 4 "  i99#! ! 10-20 3: 3$>2:8ก 9 (9ก3#) :8ก3ABก7#3 !345# $ =ก ! # i=345#  2 ;#7!:I   3$>21>% (Ixodid, Hard tick) 3$>2  3$>2 9 3$>2 8#  3$>2  # (Argasid, Soft tick) 3$>2#ก 3$>2 % 

3$>21>% (Hard tick)

Capitulum (4ก) 9 I#  Scutum plate  8: C%   81 !#$#  Festoon ( 9$9 ก):Iก#

3$>2  # (Soft tick)

Capitulum (4ก) 9 I#  Scutum plate

 Festoon

%= ;7 Adult ก7#3 !=# 7I 6 A #M8 --- > %345#;8!S 2#A C#!7# ---> Egg ---> Larva 3  I #:Iก $ Host <$: # ---> nymph ---> Adult    A2ก<#;%m!"h# :<$3ก7! ก # A$#3; C @ !:8ก 9% XC#ก 2 Host =@  C9 Virus: Arbovirus Encephalitis (  % ก3 2) Hemorrhagic Fever, Bacteria, Rickettsia, Spirochete oo

ก ก <; 5% Sevin @ 9A C# #$ %  % " h2# $   3 C9%

Mites  #!3>ก  @4 %< ก #4ก2%;#7!345# Chelicerae 2%;#7! Hypostome TU#  9" 3 ;#7! Trombicula mite $7! (Scabies mite)  h8?#2# (House dust mite)

Trombicula mite

Hypostome

9"4?3 (4?3C9S ) #! 1-2 mm. #4ก

8  M ;7=ก7#/!"!     # %! 1 %ก 3 ! <# 9 Chigger Mite ( 9 Larva = 3 " #1>%S Setae  Scutum 9" !#$ % ) 9ก !=345#6 I# iHost :I 9"3; C =:<$3ก7!@ ! #<$= 345# Rekettsia $ scrub typhus  9= ก345#=8! 1!% 928$ I=C

9t (Acaricide) Dimethoate 6  $ <$$#"$ TU#1: 9= 9"<##C3$ %$#"  ก !---> 9 Permethrin ;823 C 6 ก #34? 9#C <$1% 3$>2   2ก#

Itch Scabies ()  ก # 3C9 4u   C#S (3$ # 1%%7%)  4 " 4ก122 chelicera:<$3ก7!@ $7! (Scabiasis) W ก %  /3: @!9=8!@A % B 91% <67$# %  ก:I1ก%ก #  =#:I:8ก "  1 ":I 4 #  sucker 1:# <;3ก 39

@ $7! Scabiasis: A2# 9<# #4ก7 =A2ก<# #v"7 8ก #I Norwegian itch $ Crusted scabies  #=3A7I=##! !3 > :<$ 4: C%  (Infestation) 6"4?9= #

ก 7#7=x 9 <;<#! < #C #A ; "!<$3 !W72S <  10% KOH 3A I 9 # 13   %!" ก ก <;กi # 10% : 9ก7#<$ Ivermectin 4ก7<;ก 2 8#  <$1ก6"4?9:I345#ก

House dust mite  h8?#    2 # $ 7I% 2i9 ---> #$9<=34 ---> 3ก7!ก 1A :<$3ก7! ก $ 2$ I# $9<= ! (Bronchial asthma) 8$ =8!1!%XC#:I<2$# 7Mก= ! :   !2#3 # 39%# # W ก<$  ! #46XI% 1!! !3 9"3  S

Insect 1%  :I 3 " 4{ก 9%# 9 1 " %ก912% ก345# 3 # - $  = $   4ก $#! - ก = 3 4 % 4{ก "1 ก 9"4 %ก% " 2 (i) = 9"4 %$ % 1= 3 " - ก# =16#1>%S!#2# (tergum) !#% (Sternum) $%16#= "$9<= (Spiracle)

ก 3= 7372@ Metamorphosis: ก 34I9#14% "4 %3A I 3= 7372@ ( ก 2)

Incomplete Metamorphosis

Complete Metamorphosis

   # =3 9ก Nymph(2#2ก) Naiad (<##C)  9! ก1!  1ก%ก# ก<# 9Adult ก 2    #

   #=3 9ก Larva  9! ก1! (Pupa)  1ก% 9% 8!S<# 9 Adult ก 2 ก 2   #

Sucking louse (3$ 1 @#) 3$ %ก9 (Body louse) A2<#4 3:B:9 3$$  (Head louse)  ก3$ #ก #3ก 2:8ก 9% %ก #1 :I 9" @# (Pubic louse, Crab louse)

 ก %3$ #ก3>ก 2-3 mm. $ 3>ก ก3>ก ก#<$ 4ก1223=!"! (Piercing sucking) 49 8%3>2 1%#!3:S ก # : % Spiracle 4 %1 " 1 Lateral Process (7I%9 I# ก)

 ก %@# ก<$ ก#3>ก   C#4u  4ก1223=!"! (Piercing sucking)  2 "$ % #!<$3$ #ก4" : %4 %1 ก  Spiracle 3 "  Lateral process (7I%)

%= ;7 345#122 Incomplete metamorphosis $ : 3 ! #C3$ %

%1 =W3#9X!7!ก 26

   - @ 3$ (Pediculosis) # 3ก ก3 2 =3ก7! 3ก>!1>%S (Vagabond|s disease) ก 7! : =กก 6 <ก;7! 9" ก# ก host ##!  #=9 - 345#A$#@ A2<# body louse 3:# C#: Epidemic typhus (Rickettsia spp.) - 345#@# (Pediculosis) ก  ก4 ก =3ก7!ก ก3 2 ก 7! : Sexual contract

ก 2 81ก= !  3 t3$ t Nymph 1 Adult !t ก   ! @ก#6 <; 8#A (# 9$# 3! 9x8#) <;$3 #9! 3A I 3  1  ก :   !:I# # 3 C 6

Abracadabra Brown eyed girls

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