A type of indirect cell division as in asexual reproduction in
which replication of the chromosomes and regular
distribution of the daughter chromosomes to the daughter
nuclei are carried through a complex of four stages in which
the two daughter nuclei ultimately receive identical
compliments of the number of chromosomes as in the parent
MODE OF INFECTION
The means by which a parasite enters the host.
Hermaphroditic; having male and female reproductive
systems in a single individual.
Living within a single host throughout the entire life cycle of
A tapeworm whose strobila consists of a single unit.
The larval form seen in Echinococcus multilocularis which
exhibits extensive exogenous budding in abnormal hosts,
with infiltration. Also called an alveolar hydatid.
A type of symbiosis in which both organisms benefit from the
Infection by fly maggots.
The area behind the scolex of a tapeworm which is
composed of germinative tissues from which proglottids
begin to form.
The name given to the class of the true roundworms.
A concentration of nerve elements around the esophageal
region of the nematode body.
A specific locality where a given disease exists; usually
resulting from ideal ecological factors.
Exhibiting a frequency of occurrences at night, such as
certain filariid larvae found in greater numbers between
10 P.M. and 2 A.M.