A stool specimen is examined, and the following characteristics are observed: • 15 to 18 lateral branches on each side • Scolex with four suckers • No hooklets The intermediate hosts of this tapeworm are:
a. cattle.
b. humans.
c. cats.
d. swine.
A
The organism is T. saginata. Cattle are the intermediate hosts, and humans are infected through the ingestion of cysticerci (larval form) in raw or undercooked beef. T. saginata is longer than it is wide and typically contains 15 to 18 lateral branches on each side . The scolex has four suckers and is unarmed or does not contain any hooklets
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