Differbetween
A gastrovascular cavity is a digestive sac with only a single opening. 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.
- Is alimentary canal the same as digestive system?
- What is the function of the Gastrovascular cavity?
- What is meant by alimentary canal?
- What might be an advantage of having a Gastrovascular cavity over an alimentary canal?
- What are 2 types of digestion?
- What is the role of alimentary canal?
- What are the three functions of a cnidarians Gastrovascular cavity?
- Is the Gastrovascular cavity an open or closed system?
- What important process takes place in the Gastrovascular cavity?
- What are the 4 parts of alimentary canal?
- What is another name for alimentary canal?
- Which is the correct sequence of body part in the human alimentary canal?
Is alimentary canal the same as digestive system?
The digestive system is made up of the alimentary canal (also called the digestive tract) and other organs, such as the liver and pancreas. The alimentary canal is the long tube of organs — including the esophagus, stomach, and intestines — that runs from the mouth to the anus.
What is the function of the Gastrovascular cavity?
The gastrovascular cavity is the primary organ of digestion and circulation in two major animal phyla: the Coelenterates or cnidarians (including jellyfish and corals) and Platyhelminthes (flatworms). The cavity may be extensively branched into a system of canals.
What is meant by alimentary canal?
The alimentary canal is a muscular tube, which extends from the mouth to the anus. The human digestive system comprises mouth, pharynx, oesophagus, stomach, small intestine, large intestine, and anus.
What might be an advantage of having a Gastrovascular cavity over an alimentary canal?
A gastrovascular cavity is a digestive sac with only a single opening. ... The advantage of having an alimentarycanal is that food can still be taken in while digestion is still taking place and it allows formore complete digestion.
What are 2 types of digestion?
Digestion is a form of catabolism or breaking down of substances that involves two separate processes: mechanical digestion and chemical digestion. Mechanical digestion involves physically breaking down food substances into smaller particles to more efficiently undergo chemical digestion.
What is the role of alimentary canal?
Alimentary Canal - Structure, Functions and Organs
The alimentary canal performs the function of digesting food. It breaks it down to smaller pieces and aids in the absorption of the digested food.
What are the three functions of a cnidarians Gastrovascular cavity?
What are the three functions of the gastrovascular cavity of a sea anemone? Digestion, distribution of nutrients throughout the body, and it can serve as a hydrostatic skeleton.
Is the Gastrovascular cavity an open or closed system?
(a) A gastrovascular cavity has a single opening through which food is ingested and waste is excreted, as shown in this hydra and in this jellyfish medusa. (b) An alimentary canal has two openings: a mouth for ingesting food, and an anus for eliminating waste, as shown in this nematode.
What important process takes place in the Gastrovascular cavity?
Food is taken into the gastrovascular cavity, enzymes are secreted into the cavity, and the cells lining the cavity absorb the nutrient products of the extracellular digestive process. The gastrovascular cavity has only one opening that serves as both a mouth and an anus (an incomplete digestive system).
What are the 4 parts of alimentary canal?
The alimentary tract of the digestive system is composed of the mouth, pharynx, esophagus, stomach, small and large intestines, rectum and anus. Associated with the alimentary tract are the following accessory organs: salivary glands, liver, gallbladder, and pancreas.
What is another name for alimentary canal?
Gastrointestinal tract, also called digestive tract or alimentary canal, pathway by which food enters the body and solid wastes are expelled. The gastrointestinal tract includes the mouth, pharynx, esophagus, stomach, small intestine, large intestine, and anus.
Which is the correct sequence of body part in the human alimentary canal?
The various organs in sequence are mouth, oesophagus , stomach , small intestine, large ingestine and anus. The nutrition in human beings takes place through the digestive system, that consists of alimentary canal and assoaicted glands.
