Featured Article Quiz #139
Intraproboscis
#1 How many known species are in the genus Intraproboscis?
Only one known species, Intraproboscis sanghae
Two known species: Intraproboscis sanghae and Intraproboscis minor
Several known species, including Intraproboscis africanus
#2 According to the text, what do female Intraproboscis sanghae worms use their tubular proboscis (covered in hooks) for?
To attach to and feed from the host’s intestine
To inject eggs into the host’s bloodstream
To build protective cysts inside the insect intermediate host
#3 Which statement best matches the life cycle information provided for Intraproboscis sanghae?
Its exact life cycle is unknown, but it likely uses an arthropod intermediate host and a vertebrate definitive host
Its life cycle is fully known and involves only a single host species
It is known to complete its life cycle entirely within the pangolin without an intermediate host