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quiz 4par
spiro
| Question | Answer |
|---|---|
| INDIRECT life cycle – arthropod I.H. (L1 –L3) | SPIRUROIDS |
| Most have 2 lateral lips – pseudolabia | SPIRUROIDS |
| Spicules – dissimilar shape and size | SPIRUROIDS |
| Ovoviviparous (embryonated) eggs | SPIRUROIDS |
| Horse Eyeworm | Thelazia lacrymalis |
| Dog Eyeworm | Thelazia californiensis |
| Found in lachrymal ducts, conjunctival sac and under nictitating membrane | Thelazia californiensis |
| Dogs, sheep, deer, cats and horses | Thelazia californiensis |
| Zoonotic | Thelazia californiensis |
| VECTOR – Fruit fly, Fannia canicularis & F. benjamini (muscoid latrine flies) | Thelazia californiensis |
| Phospholine & IsoflurophateLevamsiole & Doramectin | Thelazia californiensis |
| Adults -in the stomach, cecum & colon | Habronema |
| Adults have a cylindrical buccal capsule | Habronema |
| Eggs: long, thin-shelled and embryonated when passed in the feces (hot dog shape) | Habronema |
| Proud Flesh (excessive granulation tissue | Habronema |
| Summer sores or Swamp cancer | Habronema |
| Chronic gastritis & ulcerations | Habronema |
| Adults reside in nodules in the stomach | Draschia |
| Same life cycle (M. domestica) and pathology as Habronema | Draschia |
| Large stout worms | PHYSALOPTERA |
| Stomach or intestine (cats and dogs) | PHYSALOPTERA |
| 2 large pseudolabia armed w/teeth – firmly attached to mucosa | PHYSALOPTERA |
| Female – many ovaries & uteri | PHYSALOPTERA |
| Eggs: thick walled, embryonated | PHYSALOPTERA |
| Dogs/Cats pass eggs w/L1…..ingested by I.H. (roaches, crickets, beetles) L1 to L3…or Paratenic host (frogs, snakes, rodents) | PHYSALOPTERA |
| Vomiting Anorexia Dark, tarry fecesAnimals may lose weight | PHYSALOPTERA |
| The adults reside in nodules in the wall of the esophagus, stomach or aorta | SPIROCERCA LUPI |
| DH: Dogs and cats (wild) | SPIROCERCA LUPI |
| Important factor in development of a malignant tumor of the esophagus | SPIROCERCA LUPI |
| Ingested by dung beetle (L1 – L3) | SPIROCERCA LUPI |
| Ingestion by D.H. – walls of esophagus & stomach | SPIROCERCA LUPI |
| I.H. ingested by a paratenic host (amphibia, reptiles, wild birds) – L3 encyst in esophagus, mesentery or organ | SPIROCERCA LUPI |
| SPIROCERCA LUPI | Vomiting, Sudden death (rupture of aorta)Wasting (loss of weight), emaciation |
| REPORTABLE DISEASE IN THE U.S. | DRACUNCULUS |
| 1900 – found throughout Africa, the Middle East, Central & South Asia | DRACUNCULUS |
| Tadpoles of frogs (Xenopus & Rana) were capable of ingesting copepods w/ L3 | DRACUNCULUS |
| Ingested – L3 migrate (gut – somatic tissues) | DRACUNCULUS |
| (raccoons, dogs, cats) – N.America | D. insignis |
| (HUMANS) – Africa, India | D. medinensis |
| DRACUNCULUS | Female is larviparous (viviparous) and may reach 3 feet long |
| Contraction instigated by water, cause worm and uterus to protrude through the wound | DRACUNCULUS |
Created by:
alljacks
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