A crevice on the underside of certain flagellates; it may
contain flagella and may contribute to the ability of the
organism to adhere to the host cell.
A condition of systemic poisoning arising from the absorption
of metabolites produced by heiminthic parasites.
Nuclei of the protozoa which are characterized by a clear
nucleoplasm in which one or more karyosomal bodies are
seen; bound by a nuclear membrane with occasional
distribution of chromatin along the nuclear membrane.
In a living state.
A condition caused by the larval forms of Taxocara or
Ascaris spp.which hatch when fully embryonated eggs are
ingested by an improper host (humans); the larvae migrate
randomly throughout the viscera seeking to complete their
Glands of the female reproductive system in the
Platyhelminthes which secrete products which assist in the
formation of the eggs; primarily for shell material.
Metachromatic granules having a marked affinity for basic
dyes; seen in the cytoplasm of certain protozoans.
The external female copulatory structure of the nematodes;
some are equipped with sensory papillae.
An enlargement of the posterior cervical lymph nodes; a
symptom seen in African trypanosomiasis.
A diagnostic means employing disease-free, laboratory-bred
bugs which are allowed to feed on the patient. finding the
disease forms in the feces of the bug after feeding on the
patient is diagnostic; used in diagnosis of latent infections
with Trypanosoma cruzi.