Osculum - Wikipedia The osculum (pl : oscula) is an excretory structure in the living sponge, a large opening to the outside through which the current of water exits after passing through the spongocoel Wastes diffuse into the water and the water is pumped through the osculum carrying away with it the sponge's wastes
osculum - Wiktionary, the free dictionary osculum (plural oscula) (chiefly zoology) A small opening or orifice [from 18th c ] (zoology, obsolete) One of the suckers on the head of a tapeworm The main opening in a sponge from which water is expelled
More on Morphology of Porifera - University of California Museum of . . . Water enters through pores called ostia, flows through canals to a spacious chamber called a spongocoel, and finally exits through large openings called oscula Often, sponges are distinguished by the level of complexity exhibited by their bodies
What is Ostia and osculum? – WisdomAnswer The osculum (plural “oscula”) is an excretory structure in the living sponge, a large opening to the outside through which the current of water exits after passing through the spongocoel Wastes diffuse into the water and the water is pumped through the osculum carrying away with it…
Osculum - (General Biology I) - Vocab, Definition . . . - Fiveable An osculum is a large opening in a sponge that serves as an outlet for water to flow out after it has been filtered for nutrients This structure is crucial for the sponge's feeding process, as it allows the expelled water to carry away waste products and excess water, facilitating the sponge's unique method of respiration and circulation
Osculum | sponge | Britannica …and capture food; and the oscula, openings through which water is expelled (excurrent system) Three types of water-current systems of increasingly complex structure may be distinguished by the arrangement of choanocytes and the development of canals—ascon, sycon, and leucon