WebAcorn worms move only sluggishly, using ciliary action and peristalsis of the proboscis. Digestive system. Many acorn worms are detritus feeders, eating sand or mud and extracting organic detritus. Others feed on organic material suspended in the water, which they can draw into the mouth using the cilia on the gill bars. Research ... WebApr 5, 2024 · Filter feeding is a type of aquatic feeding in which the animal consumes a large number of small prey pieces at once. Filter feeding, in contrast to predators that seek …
Ciliary body: anatomy and function Kenhub
WebJan 1, 1989 · Among ciliary filter feeders, the pump characteristics have, in recent years, been analysed in some detail in bivalves and ascidians (Jargensen et al., 1986, 1988; … WebCiliary feeders Two types of metazoan feeding by means of ciliary bands can be distinguished. In the one type particles are collected below the water transporting band of … fz6 2004
What kind of feeder is earthworms? – Quick-Advices
Webfilter feeder. any MICROPHAGOUS marine or freshwater animal that creates currents, usually by ciliary action, so that food particles are carried either into the body cavity, as is the case in, for example, the sea-squirt, or across the gills where the particles are trapped in MUCUS which is carried, again by ciliary action, into the entrance to ... WebMar 2, 2024 · The ciliary body is a circular structure in the eye that is connected to the iris and is located directly behind it. It produces the aqueous fluid inside the eye. The ciliary body also includes a muscle that enables the lens of the eye to focus on near objects. This ring of tissue is one of three components that make up the uvea of the eye ... WebThe mechanisms by which ciliary feeders process large volumes of the surrounding water and efficiently retain small suspended particles are not well understood (J~rgen- ... covery storke (see Fig. 1). The mean rate at which water enters the interfilamentar spaces thus becomes twice the rate of the water current above the gill surface, or about ... fz6 2005 a2