Final Exam Flashcards
ID the organism and stage shown in the picture.
What are some defining features?
Trichuris trichiura
- Adult male
- Whip-like shape, curved posterior end
ID the organism and stage shown in the picture.
What are some defining features?
Trichuris trichiura
- Adult female
- Whip-like shape, Non-curved posterior end
ID the organism and stage shown in the picture.
What are some defining features?
Trichuris trichiura
- Egg
- Lemon-shaped, 2 opercular (polar) plugs
ID the organism and stage shown in the picture.
What are some defining features?
Trichuris trichiura
- Egg
- Lemon-shaped, 2 opercular (polar) plugs
ID the organism and stage shown in the picture.
What are some defining features?
Trichinella spiralis
- Adults
- Male has a copulatory bursa (tail) at one end.
- Female has a simple conical tail
ID the organism and stage shown in the picture.
What are some defining features?
Trichinella spiralis
- Adult male
- Umbrella-shaped copulatory bursa, made of 2 broad lateral lobes
ID the organism and stage shown in the picture.
What are some defining features?
- Trichinella spiralis*
- Embryonated egg
ID the organism and stage shown in the picture.
What are some defining features?
- Trichinella spiralis*
- Advanced eggs
ID the organism and stage shown in the picture.
What are some defining features?
- Trichinella spiralis*
- Nurse cells in muscle tissue
ID the organism and stage shown in the picture.
What are some defining features?
- Trichinella spiralis*
- Nurse cells in muscle tissue
ID the organism and stage shown in the picture.
What are some defining features?
Trichinella spiralis
- Adult female
- Simple, conical tail. 2 ovaries [can’t really see it]
ID the organism and stage shown in the picture.
What are some defining features?
Ascaris lumbricoides
- Egg
- Oval/ round shape. Thick, bumpy shell (mammillated)
ID the organism and stage shown in the picture.
What are some defining features?
Ascaris lumbricoides
- Female
- Note the prominent uterus at the left arrow and the ovaries w/in the pseudocoelem at the lower right arrows
ID the organism and stage shown in the picture.
What are some defining features?
Ascaris lumbricoides
- Male
- Note all the spherical testes distributed throughout the pseudocoelom
ID the organism and stage shown in the picture.
What are some defining features?
Enterobius vermicularis
- Adult female
- Pointed, Non-curved tail. Rhabditiform esophagus
*in contrast to males, which have a curved tail
ID the organism and stage shown in the picture.
What are some defining features?
Enterobius vermicularis
- Adult female
- Pointed, Non-curved tail. Rhabditiform esophagus
ID the organism and stage shown in the picture.
What are some defining features?
Enterobius vermicularis
- Egg
- Flattened on one side and contain a partially developing juvenile
ID the organism and stage shown in the picture.
What are some defining features?
Enterobius vermicularis
- Adult Female
- Note the long pointed tail of the female, hence the name “pinworm”
ID the organism and stage shown in the picture.
What are some defining features?
Necator americanus
- Larvae
- unsure if any
ID the organism and stage shown in the picture.
What are some defining features?
Wuchereria bancrofti
- Female microfilarie
- Nuclei not at the tip of the tail
ID the organism and stage shown in the picture.
What are some defining features?
Ancylostoma duodenale
- Adult male
- Visible oral hooks
ID the organism and stage shown in the picture.
What are some defining features?
- Necator americanus*
- Egg
ID the organism and stage shown in the picture.
What are some defining features?
- Necator americanus*
- Adult male
ID the organism and stage shown in the picture.
What are some defining features?
- Necator americanus*
- Female
ID the organism and stage shown in the picture.
What are some defining features?
Loa Loa
- Microfiliariae
- Nucleated tail
ID the organism and stage shown in the picture.
What are some defining features?
Onchocerca volvulus
- Microfilaria
- Multinucleate tail
