Exercise 14: Equine Strongyles (Palisade worms, Red worms) Flashcards

1
Q

The strongylids of horses are parasites of the

A

Large intestine (cecum and colon)

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2
Q

Large stronglyes

A

Strongylus equinus
Strongylus edentatus
Strongylus vulgaris

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3
Q

Presence of a large dorsal tooth with bifid tip and two smaller subventral teeth

A

Strongylus equinus

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4
Q

Presence of ear-shaped dorsal teeth

A

Strongylus vulgaris

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5
Q

Absence of teeth

A

Strongylus edentatus

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6
Q

Anterior end of Strongylids

A

Truncated (shortened)

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7
Q

Have stout rigid body

A

Strongylus

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8
Q

Buccal capsule in strongylus

A

Well developed buccal capsule

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9
Q

Structure in the mouth characteristic of this parasite

A

Lateral leaf crowns around the mouth

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10
Q

Dorsal gutter

A
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11
Q

Males spicules

A

Long slender

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12
Q

Other genera of equine strongylids

A

Triodontophorus
Cyclicodontophorus
Cyclicocylus
Gyalocephalus

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13
Q

Buccal capsule subglobular, wider than deep and has 3 pairs of teeth at its base

A

Triodontophorus

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14
Q

Elements of the external leaf crown are shorter, narrower and more numerous that elements of the internal leaf crown

A

Cyclicodontophorus

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15
Q

The buccal capsule has ringlike hoop-shaped thickening of the posterior margin

A

Cyclicocyclus

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16
Q

The anterior end of the esophagus is greatly dilated, with 3 large sickle-shaped teeth

A

Gyalocephalus

17
Q

Occurs in perirenal fat, renal pelvis and walls of the ureters of swine

A

Stephanurus dentatus

18
Q

Stephanurus dentatus aka

A

Kidney worm of swine

19
Q

Stephanurus dentatus: Larval stages occur in the _____ and other organs including the ______

A

Liver
Spinal canal

20
Q

Note the stout and transparent body in situ

A

Stephanurus

21
Q

Epaulettes, leaf crowns and teeth

A

Strongylids

22
Q

Eggs are passed in urine. These are strongyle in type

A

S. dentatus