0
The pericardium surrounds the heart like a protective sac. It contains fluid that decreases friction.
Wiki User
∙ 8y ago
Add your answer:
Earn +20 pts
What is the layer of rock under the surface of the earth is called?
The lithosphere is the hard, brittle outer layer of the Earth, comprised of the crust and uppermost mantle.
Where is the outer most layer of the earth the thinnest?
ocean valleys...
What makes up most of the middle layer in the heart wall?
Most of the middle layer in the heart wall is composed of cardiac muscle cells. Cardiac muscle cells are also known as cardiomyocytes.
What is the most superficial layer enclosing the heart?
The visceral pericardium.
What 2 names are the pumps of the heart called?
You might be looking for the atria and ventricles, but these are just the chambers inside the heart. I have never heard of "heart pumps" before.
What is the suns outer most layer?
The outer layer of the sun is called the corona.
The outer most layer on a tree is called what?
Bark
What is the outer most is the what?
traphosphere
What is the outer most layer of cells called?
Cell membrane
What is the outer covering of the brain is made up of what?
The outer most covering of the brain is called dura mater. It consists of two layers, the periosteal outer layer and meningeal inner layer.
What layer is the outer most layer of skin?
Epidermis
What is the name of the hard outer portion of most bones and the inner honeycomb portion?
the outer portionof most bones is a layer of hard compactbone called the "Cortex".
What is the outer most tissue layer of a cnidarian called?
i dont know ask ur mailman
What are the giant pieces of earth outer layer where most earthquakes occur called?
tectonic plates
What is the suns atmospheres outermost layer?
the outermost layer of the sun is called the corona luminous envelope.
What is the outermost layer is what?
corona is the outer most layer of the sun.
Why are you able to live on earth?
Since we have an atmosphere that is made up of 4 layers. One the most outer layer the thermosphere. Then the 3 most outer layer is the mesosphere. Next is the Stratosphere the third most outer layer. Last the closest layer the Troposphere which is where we all live.
