7 Questions
Oval, one-side flattened with intense itching and inflammation in anal/vaginal area
Enterobius vermicularis
Barrel, football; hyaline polar plug at each end
Trichuris trichiura
May be corticated or decorticated in unfertilized and fertilized egg
Ascaris lumbricoides
Long buccal cavity, small genital primordium
Hookworm rhabtidi form
Short esophagus, pointed tail
Hookworm filariform
Short buccal cavity, prominent genital primordium
Strongyloides stercoralis rhabtidiform
Long esophagus, notched tail
Strongyloides stercoralis filariform
Study Notes
Morphological Characteristics of Parasitic Worms
- Oval shape with one side flattened, causing intense itching and inflammation in the anal or vaginal area
- Barrel-shaped or football-shaped with a hyaline polar plug at each end
- Eggs may have a cortical layer (corticated) or not (decorticated), both in unfertilized and fertilized states
Buccal Cavity and Esophagus Characteristics
- Long buccal cavity is associated with a small genital primordium
- Short buccal cavity is associated with a prominent genital primordium
- Short esophagus is a characteristic feature
- Long esophagus is accompanied by a notched tail
- Pointed tail is a distinct morphological feature
Identify the causes and symptoms of oval-shaped skin lesions that are one-side flattened and accompanied by intense itching and inflammation in the ano-genital area. Test your knowledge of dermatology and diagnose the condition. Learn about the possible treatments and preventive measures.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
