Studied by 22 people
Chapter 8 : Nematodes
Enterobius vermicularis - Egg
48-60 µm by 20-35 µm
Oval,one side flattened
Unembryonated or Embryonated mature
Double layered,Thick and colorless shell
Enterobius vermicularis - Egg
48-60 µm by 20-35 µm
Oval,one side flattened
Unembryonated or Embryonated mature
Double layered,Thick and colorless shell
Enterobius vermicularis - Egg
48-60 µm by 20-35 µm
Oval,one side flattened
Unembryonated or Embryonated mature
Double layered,Thick and colorless shell
Enterobius vermicularis - Egg
48-60 µm by 20-35 µm
Oval,one side flattened
Unembryonated or Embryonated mature
Double layered,Thick and colorless shell
Enterobius vermicularis - Egg
48-60 µm by 20-35 µm
Oval,one side flattened
Unembryonated or Embryonated mature
Double layered,Thick and colorless shell
Enterobius vermicularis - Egg
48-60 µm by 20-35 µm
Oval,one side flattened
Unembryonated or Embryonated mature
Double layered,Thick and colorless shell
Enterobius vermicularis - Egg
48-60 µm by 20-35 µm
Oval,one side flattened
Unembryonated or Embryonated mature
Double layered,Thick and colorless shell
Enterobius vermicularis - Adult
Female : 7-14 mm by up to 0.5 m
Male : 2-4 mm by up to 0.3 m
Both color yellowish white
Female:Pointed resembles pinhead
Enterobius vermicularis - Adult
Female : 7-14 mm by up to 0.5 m
Male : 2-4 mm by up to 0.3 m
Both color yellowish white
Female:Pointed resembles pinhead
Enterobius vermicularis - Adult
Female : 7-14 mm by up to 0.5 m
Male : 2-4 mm by up to 0.3 m
Both color yellowish white
Female:Pointed resembles pinhead
Enterobius vermicularis - Adult
Female : 7-14 mm by up to 0.5 m
Male : 2-4 mm by up to 0.3 m
Both color yellowish white
Female:Pointed resembles pinhead
Trichuris trichiura - Egg
50-55 µm by up to 25 µm
Football,Barrel;Hyaline polar plugs on each end
Unicellular and undeveloped
Smooth,Yellow brown because of bile contact
Trichuris trichiura - Egg
50-55 µm by up to 25 µm
Football,Barrel;Hyaline polar plugs on each end
Unicellular and undeveloped
Smooth,Yellow brown because of bile contact
Trichuris trichiura - Egg
50-55 µm by up to 25 µm
Football,Barrel;Hyaline polar plugs on each end
Unicellular and undeveloped
Smooth,Yellow brown because of bile contact
Trichuris trichiura - Egg
50-55 µm by up to 25 µm
Football,Barrel;Hyaline polar plugs on each end
Unicellular and undeveloped
Smooth,Yellow brown because of bile contact
Trichuris trichiura - Egg
50-55 µm by up to 25 µm
Football,Barrel;Hyaline polar plugs on each end
Unicellular and undeveloped
Smooth,Yellow brown because of bile contact
Trichuris trichiura - Egg
50-55 µm by up to 25 µm
Football,Barrel;Hyaline polar plugs on each end
Unicellular and undeveloped
Smooth,Yellow brown because of bile contact
Trichuris trichiura - Adult
2.5 - 5 cm
Males are smaller than Females
Anterior end: Whiphandle and Slender esophagus
Posterior end: Whip itself,Contains reproductive and digestive system,Male has curved tail
Trichuris trichiura - Adult
2.5 - 5 cm
Males are smaller than Females
Anterior end: Whiphandle and Slender esophagus
Posterior end: Whip itself,Contains reproductive and digestive system,Male has curved tail
Trichuris trichiura - Adult
2.5 - 5 cm
Males are smaller than Females
Anterior end: Whiphandle and Slender esophagus
Posterior end: Whip itself,Contains reproductive and digestive system,Male has curved tail
Trichuris trichiura - Adult
2.5 - 5 cm
Males are smaller than Females
Anterior end: Whiphandle and Slender esophagus
Posterior end: Whip itself,Contains reproductive and digestive system,Male has curved tail
Trichuris trichiura - Adult
2.5 - 5 cm
Males are smaller than Females
Anterior end: Whiphandle and Slender esophagus
Posterior end: Whip itself,Contains reproductive and digestive system,Male has curved tail
Trichuris trichiura - Adult
2.5 - 5 cm
Males are smaller than Females
Anterior end: Whiphandle and Slender esophagus
Posterior end: Whip itself,Contains reproductive and digestive system,Male has curved tail
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg of Ascaris lumbricoides
Unicellular and undeveloped embryo
Thick chitin shell (Nitrogen containing polysaccharide coating)
Corticated or decorticated
Ascaris lumbricoides - Adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
Ascaris lumbricoides - Adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
Ascaris lumbricoides - Adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
Ascaris lumbricoides - egg (Unfertilized)
85-95 µm by 38-45 µm
Varies/Typical oblong
Unembryonated,Amorphous mass of protoplasm
Usually corticated
Ascaris lumbricoides -egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg
Unicellular and undeveloped embryo
Thick chitin
Corticated or decorticated
Ascaris lumbricoides - egg (Fertilized)
40-75 µm by 30-50 µm
Rounder than unfertilized egg
Unicellular and undeveloped embryo
Thick chitin
Corticated or decorticated
Ascaris lumbricoides - adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
Ascaris lumbricoides - Adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
Ascaris lumbricoides - Adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
Ascaris lumbricoides - Adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Hookworm - Egg
Necator americanus : 60-75 by 35-40
Ancylostoma duodenale : 55-60 by 35-40
Their embryo has 2,4 or 8 cell stage
Thin,colorless and smooth shell
Ascaris lumbricoides - Adult
Female: 22-35cm ,Creamy white pink tint visible in cuticle and Pencil lead thickness
Male: up to 30cm ,Creamy white pink tint visible in cuticle and Prominent incurved tail
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Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Hookworm - Adult
Female : 9 - 12 mm by 0.25 - 0.5 mm
Male : 5 - 10 mm by 0.2 - 0.4 mm and has prominent posteriors copulatory bursa
Thick cuticle,Conspicious bend hook,Grayish White to Pink,
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Egg
48 by 35
Contains well developed larvae
2,4 or 8 cell stage embryo
Thin hyaline shell
Strongyloides stercoralis - Adult
2 by 0.4mm
Colorless transport body
Short buccal cavity
Long and slender esophagus
Striated cuticle
Strongyloides stercoralis - Adult
2 by 0.4mm
Colorless transport body
Short buccal cavity
Long and slender esophagus
Striated cuticle
Strongyloides stercoralis - Adult
2 by 0.4mm
Colorless transport body
Short buccal cavity
Long and slender esophagus
Striated cuticle
Strongyloides stercoralis - Adult
2 by 0.4mm
Colorless transport body
Short buccal cavity
Long and slender esophagus
Striated cuticle
Strongyloides stercoralis - Adult
2 by 0.4mm
Colorless transport body
Short buccal cavity
Long and slender esophagus
Striated cuticle
Strongyloides stercoralis - Adult
2 by 0.4mm
Colorless transport body
Short buccal cavity
Long and slender esophagus
Striated cuticle
Strongyloides stercoralis - Adult
2 by 0.4mm
Colorless transport body
Short buccal cavity
Long and slender esophagus
Striated cuticle
Capillaria philipinensis - Egg
Oviparous
Aphasmidea
Small intestine
Pudoc worm
Diganostic stage unembronated ova
MOT: Ingestion of Infective larva from fish
36-45 by 20 Peanut shape w/ flattened bipolar plugs and striated shell
can cause capillariasis or mystery disease = Borborygmous diarrhea
Capillaria philipinensis - Egg
Oviparous
Aphasmidea
Small intestine
Pudoc worm
Diganostic stage unembronated ova
MOT: Ingestion of Infective larva from fish
36-45 by 20 Peanut shape w/ flattened bipolar plugs and striated shell
can cause capillariasis or mystery disease = Borborygmous diarrhea
Capillaria philipinensis - Egg
Oviparous
Aphasmidea
Small intestine
Pudoc worm
Diganostic stage unembronated ova
MOT: Ingestion of Infective larva from fish
36-45 by 20 Peanut shape w/ flattened bipolar plugs and striated shell
can cause capillariasis or mystery disease = Borborygmous diarrhea
Capillaria philipinensis - Egg
Oviparous
Aphasmidea
Small intestine
Pudoc worm
Diganostic stage unembronated ova
MOT: Ingestion of Infective larva from fish
36-45 by 20 Peanut shape w/ flattened bipolar plugs and striated shell
can cause capillariasis or mystery disease = Borborygmous diarrhea
Capillaria philipinensis - Egg
Oviparous
Aphasmidea
Small intestine
Pudoc worm
Diganostic stage unembronated ova
MOT: Ingestion of Infective larva from fish
36-45 by 20 Peanut shape w/ flattened bipolar plugs and striated shell
can cause capillariasis or mystery disease = Borborygmous diarrhea
Capillaria philipinensis - Egg
Oviparous
Aphasmidea
Small intestine
Pudoc worm
Diganostic stage unembronated ova
MOT: Ingestion of Infective larva from fish
36-45 by 20 Peanut shape w/ flattened bipolar plugs and striated shell
can cause capillariasis or mystery disease = Borborygmous diarrhea
Capillaria philipinensis - Egg
Oviparous
Aphasmidea
Small intestine
Pudoc worm
Diganostic stage unembronated ova
MOT: Ingestion of Infective larva from fish
36-45 by 20 Peanut shape w/ flattened bipolar plugs and striated shell
can cause capillariasis or mystery disease = Borborygmous diarrhea
Capillaria philipinensis - Adult
Thin filamentous anterior end and a slightly thicker posterior end
Male has long copulatory spicule and unspined sheath
Capillaria philipinensis - Adult
Thin filamentous anterior end and a slightly thicker posterior end
Male has long copulatory spicule and unspined sheath
Note
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