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lumen - the central opening within a tube or hollow organ.
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What is the name of the steel tube placed within a blood vessel?
Stent
What is the stern tube of a ship?
It is a tunnel-like opening at the vessel's stern, through which the propeller or tail shaft passes, in order to connect the propeller to the engine.
What is the difference between orifice and lumen?
An orifice is an opening or hole, whereas a lumen refers to the inner space or cavity within a tubular structure such as a blood vessel or intestine. In simpler terms, an orifice is an opening, while a lumen is the space inside that opening.
Animals whose basic body plan can be described as a tube within a tube are the?
Animals whose basic body plan can be described as a tube within a tube are the bilaterians, including insects, mammals, reptiles, and birds. This means they have a central digestive tube (gut) within a central nervous system. This body plan allows for efficient organization of internal organs and specialization of body regions.
What is the duct of a lumen?
The duct of a lumen is a passageway that allows substances to flow through a hollow structure, such as in the case of the digestive or excretory systems. The lumen refers to the central space within a tube or vessel where substances pass through. Collectively, the duct and lumen work together to transport materials within the body.
What is the definition of vessel?
A vessel is a ship or boat, or a tube in a body that carries fluids.
How is a roundworm's digestive tract like a tube-within-a-tube?
well it has a tube, and that tube is within a tube. therefore, the tube is somehow within the tube. that explains it
Which phylum of animals has a body plan that is essentially a tube within a tube?
The phylum that has a body plan that is essentially a tube within a tube is the Phylum Platyhelminthes, which includes flatworms. They have a simple body structure with a digestive tract that is a tube running from mouth to anus along the central axis of their body.
Which tube is wider xylem vessel or phloem vessel?
Phloem as it transports sugars two ways
When was Hounslow Central tube station created?
Hounslow Central tube station was created in 1886.
When was Hendon Central tube station created?
Hendon Central tube station was created in 1923.
When was Finchley Central tube station created?
Finchley Central tube station was created in 1867.
