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The water vascular structure in the six classes of echinoderms varies slightly. The system is comprised of canals which connect multiple tube feet.
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∙ 9y ago
The madreporite is the structure that is part of an echinoderm's water vascular system. It acts as a sievelike structure that allows water to enter the system and is connected to the internal canals of the water vascular system.
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∙ 14y agothey float in the water!!
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How does the water vascular system help a starfish move around?
The water vascular system of a starfish helps it move around by creating hydraulic pressure that powers the tube feet. These tube feet are connected to canals that run throughout the body of the starfish, allowing it to extend and contract them. By controlling the amount of water in the tube feet, the starfish can use them to grip and push off surfaces, enabling movement.
What is the nephron loop also known as?
The nephron loop is also known as the loop of Henle. It is a U-shaped structure in the kidney that plays a crucial role in concentrating urine by reabsorbing water and electrolytes.
What is osmotic equilibrium?
Osmotic equilibrium refers to the state where there is no net movement of water across a semipermeable membrane due to an equal concentration of solute on both sides. This balance prevents further water flow and maintains stability in the system.
How did the pecten move?
The pecten is a comb-like structure found in the eye of birds. It is believed to move by contracting and relaxing muscles to change its shape, allowing it to actively adjust its position within the vitreous humor of the eye for optimal light filtering and vision.
Does water flush salt from the human system?
Yes, drinking water helps to flush excess salt from the body by increasing urine production and promoting the removal of sodium through the kidneys. However, excessive salt intake can still lead to health issues, so it's important to maintain a balanced diet.
Which group of invertebrates have a water vascular system and tube feet?
Echinodermates possess a water vascular system.
What is water vascular system and its general structure and function?
The water vascular system is a hydraulic system used by echinoderms, such as starfish and sea urchins, for locomotion, food and waste transportation, and respiration.
What is the body system for spines in Echinoderms?
water vascular system
Liquid that fills an echinoderms vascular system?
When studying living creatures, it is important to know the details of their lives. Water is the liquid that fills an echinoderms vascular system.
How does water enter the water vascular system of echinoderms?
through the tube feet
Which group of invertebrates have a water vascular system tube feet?
Echinoderms :)
Which structure allows water into and out of the water vascular system?
The structure that allows water into and out of the water vascular system is called the madreporite.
Is circulation in echinoderms open or closed?
Closed. It also has a water-vascular system. :)
What four purpose of an echinoderms water vascular system?
respiration, circulation, movement, and feeding
System that allows echinoderms to move eat and breathe?
Echinoderms do not have a respiratory system similar to a person's. Instead, they have a water vascular (otherwise known as "ambulacral") system, made up of a network of canals to move water. This method accounts for the creature's gas exchange, feeding, and locomotion. Because of this characteristic, echinoderms lack gill slits.
What characteristics do echinoderm's have?
Echinoderms are invertebrates with an internal skeleton and a system of fluid-filled tubes called water vascular system.
Functions in feeding and gas exchange within echinoderms such as the sea star?
Water Vascular System -e2020
