Pseudophyllideans Flashcards

1
Q

What is the infective stage of Pseudophyllideans to DH?

A

Plerocercoid

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2
Q

DH of spirometra?

A

Cats and dogs, domestic and wild (dogs, cats, raccoons, and bobcats)

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3
Q

IH of spirometra?

A

1st: copepods
2nd: aquatic vertebrates

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4
Q

What is the DH site of infection for spirometra?

A

Small intestines

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5
Q

What stage of spirometra is ingested by copepods (crustaceans)?

A

Coracidia

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6
Q

What stage of spirometra is ingested by the 2nd IH?

A

Procercoid

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7
Q

What is the common name for Dibothriocephalus latus?

A

Broad fish tapeworm

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8
Q

DH of Dibothriocephalus latus?

A

Fish-eating mammals (dogs, fox, bears, man et al.)

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9
Q

IH of Dibothriocephalus latus?

A

copepods and fish

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10
Q

PH of Dibothriocephalus latus?

A

Fish

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11
Q

What is the site of infection in DH for Dibothriocephalus latus?

A

Small intestine

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12
Q

What stage of Dibothriocephalus latus is ingested by 1st IH?

A

Coracidia

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13
Q

What stage of Dibothriocephalus latus is ingested by 2 IH?

A

Procercoid

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14
Q

What is a unique pathogenicity for Dibothriocephalus latus?

A

It can compete for Vitamin B12

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