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Sponges have flagellated cells over the surface of their bodies, these are cells that have tails that wiggles. The collective effort of all these cells creates a water current through the many porous openings in the sponges body. It is a water based circulatory system.
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Does a perch have a gastrovascular cavity or a complete digestive tract?
Perch have complete digestive systems
One difference between a gastrovascular cavity and a complete digestive tract?
A gastrovascular cavity is a digestive sac with only a single opening. A complete digestive tract (otherwise known as an Alimentary canal) has two openings (a mouth and anus) between its digestive tubes unlike the gastrovascular cavity in which food is ingested and eliminated through the same opening (example would be hydra)
The digestive tract develops from a central cavity located inside the?
gastrula
What is the posterior opening of the digestive tract in a fetal pig?
What_is_the_posterior_opening_of_the_digestive_tract_in_a_fetal_pig
What is the digestive system for phylum porifera?
Sponges have a cavity lined with specialized cells that absorb the food that enters or is swept in by cilia. Not very complex.
What Two regions of the digestive tract where mechanical food breakdown occur?
oral cavity and stomach
What body cavity arises from the archenteron of an embryo?
It does actually become a body cavity, it becomes the digestive tract; the tube that passes through the body from mouth to anus.
What is the correct order of components of the digestive tract?
Oral cavity, esophagus, stomach, small intestine, large intestine.
Is a gastrovascular cavity a digestive tract with two openings - a mouth and anus?
No, a gastrovascular cavity only has one opening. Only an alimentary canal features a mouth and anus.
Which is a fluid-filled space separating an animal's digestive tract from the body wall known as?
This space is called coelom or body cavity .
Is the esophagus the first section of the digestive tract?
No, the oral cavity is the first part of the digestive system.
What is the interior cavity of the digestive tract?
Food does not go 'Inside' of your digestive system. It remains 'Outside' of the digestive system. So most of the digestion is extracellular. So from mouth to anus the entire digestive system is connected to the 'Exterior' and is not technically and immunologically 'Inside' your body.
