Hymenolepis diminuta

polar thickenings

A shell surrounds the embryo that exhibits distinct __________ __________ and no polar filaments

four suckers

The H. diminuta scolex is equipped with __________ __________.

saclike uterus

The gravid proglottid consists of a __________ __________ filled with eggs

stool

Laboratory diagnosis is based on the recovery of the characteristic eggs in _____ specimens.

Cysticercoid larva

A larval stage consisting of a scolex surrounded by a bladder-like cyst that contains little or no fluid that emerges from select tapeworm eggs.

Zoonotic

An accidental parasitic disease that normally infects animals but can also infect humans.

human gut

: Proglottids are typically not found in stool because they usually disintegrate in the __________ __________.

rats

H. diminuta is primarily a parasite of __________.

grain beetle; flea

Contaminated droppings from infected rats are the source of parasite transmission into an intermediate host, such as the __________ __________ or __________.