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There are so many answers to that question. The uvula acts kind of like a door as well as any of the sphincters. The valves of the heart act like little doors also.
Wiki User
∙ 12y ago
Wiki User
∙ 12y agoany door flap in the heart is a valve
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What does cat flap mean?
A cat flap or cat door is a hinged flap set into a door, wall or window to allow cats to enter and exit a house on their own without needing a human to open the door, while offering a degree of protection against wind and rain entering the dwelling. Dog doors similarly exist for dogs.
What is a little doorlike flap?
A little doorlike flap is the valve.
What is a cat flap?
A cat flap is a small opening in a door or wall that allows a cat to enter and exit a house freely. It often has a hinged flap that the cat can push open with its nose or paw.
Can you put a cat flap in an aluminium door?
no
Can you have a cat flap in a glass door?
Answer:Yes a cat can have a cat-flap but the cat will most likely not use it.
Who invented the doggy door?
The doggy door was invented by Dr. Samuel Wayne West in 1941. It allowed his dog to come and go freely without needing human intervention to open the door.
How do you get the spare tire down on a 1998 Toyota Sienna minivan?
Lift the rear door, Under the mat on the right side there is a little flap cut into the carpet. Under the flap there is a nut you put your tire wrench on and rotate with the wrench to lower it
How to Change a pet door flap?
You can find dog door flaps in pet stores or, go to a hardware store and buy a stiff piece of plastic and then tear off the old door flap, use it as a pattern on the new plastic and cut out. Use a stable gun to attach to door.
How do you fix 2002 Tahoe Fuel Door not staying closed?
there is a three dollar metal flap that u put on the door u must remove the flap and place the meatal spring and put the door bak on only four screws very easy
What is a cat flap typically used for?
A cat flap is a small door cut into a standard house door that is covered with a flap that allows cats to enter and leave a house at will while keeping insects out and cool air or heat in. They come in various designs and styles, including models that record the time of day it was used.
Where is the fuel door release on a 2011 mustang?
There is non. Just push the flap and it pops out.
Where is the fuel door release on a 2012 Chevy Cruze?
Push flap and springs open
