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so the shark can breath under water
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∙ 14y ago
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What is the function of the gill slits?
Gill slits in sharks and rays help to funnel water into the gills, which empty into the pharynx and eventually the lungs.
How many gill slits do sharks have?
5 only two species have more than that six and sevegill sharks have well... 6 and 7 gills
What is meant by pleurotremata?
An older name of sharks, which means laterally placed gill-slits.
How do agnatha breath?
by the gill slits
How long to sharks often swim?
sharks have to swim at all times. if they stop moving, no oxygen can pass through its gill slits for the shark to breathe.
How many gill slits does a leopard shark have?
A leopard shark has five gill slits on either side of its body. The gill slits are on the sides of the shark's head.
Why is the number of pharyngeal gill slits in sharks fewer than that of other marine fishes?
"Jaws are believed to have evolved from the first pair of gill arches of agnathans. The second pair of gill arches became support structures for the jaws." - Biology Laboratory Manual, Ninth Edition Darrel S. Vodopich and Randy MooreSo, sharks have fewer gill slits because the first two pairs became the jaw and the structural support for the jaw.
What is a cartilaginous?
They are fish with no bones, no swim bladder, no scales, and have 5 to 7 open gill slits. These fish include sharks, rays, etc.
What is a pharyngeal gill?
Pharyngeal slits are not gill slits. They are filter-feeding organs in non-vertebrates, and are used to strain matter and food from water.
What are the openings in the throat region of a fish that lead to the gill chamber?
gill slits
Are people born with gill slits?
yes.
Did bird embryos have gill slits?
I am not sure if this is a correct answer to your question, because i am no expert on fowl, but I am not aware of birds ever having gill slits in there formation. Humans have slits that have been misconstrued to be gill slits but those are there to help with the formation of your neck and ears. I imagine that the two cases are related, but, like I said, I am no expert on birds.
