A shipon is like a filter it washes water in a out (like gills) for the airway. The siphon also helps the squid move faster.
the part of a squid's brain that controls the muscle siphon
a siphon is an organ through which water is sucked in and out, either for filter-feeding or to produce oxygen. Also, it helps the squid move.
Waste exits a squid by being transported through the anus and out of the siphon.
Siphon
The squid sucks up water a tube called the siphon, then shoots it out to provide locomotion by jet propulsion.
Water can easily pass into the cavity of a squid through its siphon, a specialized structure used for locomotion and respiration. When a squid contracts its muscles, it expels water through the siphon, and when it relaxes, water is drawn in, allowing for efficient gas exchange and movement. The flexible and muscular nature of the siphon enables quick adjustments, facilitating the rapid intake of water when needed.
The squid has a muscular mantle (outer covering) which, when expanded, fills with water. When these muscles contract, water is expelled through a single siphon and the squid is propelled in the opposite direction. The squid can control its direction by rotating (moving) the siphon.
This a very simple answer. They use their tentacles to push themselves through the water. No this is actually wrong. The squid uses its siphon to propel itself through the water. How it does this is it fills its mantle with water then the squid pushes it out through the Siphon.
Siphons can be used as a form of locomotion. Water goes into the siphon and shoots out and acts as a form of jet propulsion, directing the squid in the way it wants to go.
The opposite direction of the water it moved.
Newton's 3rd law says that the second object exerts an equal and opposite force on the first. The squid lets loose a stream of fluid which exerts an equal force on the squid and the water. So the fluid from the squid pushed against the water, but also the squid. So the squid gets propelled through the water.
Squids have specialized structures called siphon and fins that help with movement. The siphon helps control jet propulsion by expelling water, while the fins aid in steering and stabilizing the squid's direction. Additionally, the muscular mantle cavity assists in creating thrust for movement in the water.