Exam 1: Introduction and Nematoda

A microfilaria recovered in a blood sample from a patient from Vietnam had two nuclei at the tip of the tail. The worm was enclosed in a sheath. This parasite is:

A 7-year-old boy's CBC revealed a microcytic anemia with eosinophilia during an office visit for symptoms of diarrhea. The most likely parasite involved in the infection is:

Which of the following parasitic diseases can cause blindness?

Name the parasite shown in the following image:

The nematode parasite that may complete its life cycle without leaving the host is:

The rhabditiform larva of Strongyloides stercoralis has a:

Name the parasite shown in the following image:

The nematode infection that may become more severe through ingestion of infective eggs, especially in infected infants, is:

Which of the following organisms or infections could be transmitted in the laboratory?

A parasite that lives inside a host is referred to as a(n):

All of the following have life cycles that require larval lung migrations EXCEPT:

All of the following infections are diagnosed by finding microfilaria in blood EXCEPT:

A soldier returning from Iraq noticed a blister above his ankle that subsequently opened while he was swimming in his family pool. On further examination, he noticed a worm in the open blister. The possible parasite in this lesion is:

Cutaneous larvamigrans is caused by:

The nematode infection that is acquired by ingesting a Cyclops (water flea) is:

In a general nematode parasite's life cycle, the host may ingest a fertile egg. This stage of the life cycle is referred to as the:

Name the parasite shown in the following image:

Which of the following parasitic diseases is a zoonosis?

Patients who have heavy infections with Necator americanus may exhibit all of the following symptoms EXCEPT:

Closed fecal sanitation systems had directly led to the reduction of all of the following nematode infections EXCEPT: