Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account

Pericardial Cavity (Mediastinum)

The space between the layers of the pericardium that contains fluid that lubricates the membrane surfaces and allows easy heart movement.

Pericardial Sac

The membrane surrounding the heart.

Fibrous Pericardium

Tough, white fibrous connective tissue that is the outer layer of the pericardium.

Parietal (Serous) Pericardium

Lines the internal surface of the fibrous pericardium.

Visceral (Serous) Pericardium

This is sometime called the epicardium and adheres to outside of the heart.


The innermost of the two layers of the pericardium.


The middle muscular layer of the heart wall.


The membrane that lines the cavities of the heart and forms part of the heart valves.


Cardiac muscle cells.

Intercalated Discs

Attachment sites between the transverse lines between cardiac muscle cells.

Fibrous Skeleton

The internal connective tissue of the heart.

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording