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What is yolk sac?
A yolk sac is a sac attached to an embryo, which provides early nourishment for bony fish, sharks, reptiles, birds, and primitive animals.
What is the biological term for an air sac?
The biological term for an air sac is "pneumatic sac," which refers to a structure in the respiratory system of certain animals that aids in breathing by storing or regulating air flow. These structures are commonly found in birds and some reptiles.
What organ help fish float?
The majority of bony fish has swim bladder that keeps them buoyant. The organ is also called gas bladder, fish maw, or air sac.
How are air sac walls like a frog's skin?
There are millions of air sacs in each of your lungs. Each air sac is made up of tiny hollow bubbles called alveoli, and so there is a very big surface for gases to get into and out of the blood.The inside of each air sac is moist.The gas dissolves in the moisture, then passes through the air sac wall.This is very much like a frog as they use there skin to absorb moiture and turn them into gases for breathing.
How does a fish feed?
A fish embryo feeds from the yolk in the egg. Once they are hatched, they still have a supply of yolk in a sac to last them for a few days.
Why does fish float on water despite the fact they are denser than water?
A fish may be denser than water. But in the body of a fish there is an air sac at its backbone which would fill with air which in turn allow it to float or rise with ease.
What is the organ that stabilizes fish?
It's an Air Sac.
What is the system of the air sac?
the air sac itself.
What does Sac-a-lait mean in Louisiana?
Sac-a-lait is a slang for Crappie, which is a type of fish.
What is yolk sac?
A yolk sac is a sac attached to an embryo, which provides early nourishment for bony fish, sharks, reptiles, birds, and primitive animals.
What is a thin-walled air sac that serves as a site for gas exchange is called?
An alveolus is a single air-sac, and alveoli are multiple air-sacs.
Why it easy for gasses to pass across the wall of an air sac?
It is easy for air to pass across the wall of an air sac because the wall is thin.
What is the biological term for an air sac?
The biological term for an air sac is "pneumatic sac," which refers to a structure in the respiratory system of certain animals that aids in breathing by storing or regulating air flow. These structures are commonly found in birds and some reptiles.
Is an alveoli an air sac or an air passage?
Alveoli is an air passage
What will happen if a membrane sac filled with large molecules of oil is suspended in a beaker of water?
If a membrane-bound sac filled with large molecules of oil is suspended in a beaker of water, water will start to enter the sac. The sac will then swell.
What is the respiratory cavity?
Air sac
What is at the end of the bronchiole?
A air sac
