The pericardium is the sac surrounding the frog's heart.
You are possibily reffering to the inflation and deflation of a frogs "VOCAL SAC."
The membrane surrounding a frog's heart is called the pericardium. It is a protective sac that contains and supports the heart, helping to prevent overexpansion.
Croaching....I think that's how you spell it.
Adult frogs usually breathe through their skin and lungs. They absorb oxygen through their moist skin, which is rich in blood vessels, when on land. When in water, frogs rely more on their lungs for respiration, taking in oxygen from the water through specialized sac-like structures.
A sac that holds venom.
The pericardium is a thin sac that surrounds the heart. it is not part of the heart muscle itself.
The pericardium is the sac-like membrane surrounding the heart in the fetal pig, as well as in humans.
Percardial effusion is when there is fluid around the heart. This is not a common aliment. This can also lead to medical complications and should be addressed.
Heck no!
Vocal Sac
You are possibily reffering to the inflation and deflation of a frogs "VOCAL SAC."
Frogs don't sing in the traditional since but do have a sac that allows for a sounds like singing.
The pericardial sac, consisting of the parietal (outer) and visceral (inner) layers surrounds the heart. This contains a small amout of fluid to lubricate and cushion the heart as it expands and contracts, but it is not necessarily a gland.
The term for puncturing the heart is cardiocentesis.
Poison Dart frogs like to mate in the Spring!
The fibrous sac of tissue that encloses the heart is the pericardium. It provides protection for the heart.
The sac is called the pericardial sac. The snake's heart can move 1 to 1 1/2 inches because of this sac.