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Q: When aging what is the heart muscle fibers replaced by?
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What is muscle fibers?

Your cardiac muscle is your heart and this is a muscle and it holds itself together with its fibers. Hope that answers it for you :)


What is the location of the heart and what muscle fibers i contain?

The heart is located in the mediastinum, in the center of the chest. It contains cardiac muscle fibers.


What is cardiac muscle fibers?

Your cardiac muscle is your heart and this is a muscle and it holds itself together with its fibers. Hope that answers it for you :)


What is cardiocyte?

Cardiocytes are muscle fibers of the heart.


Does cardiac muscle and heart have the same relationship?

The heart is composed of cardiac muscle fibers. It is the same thing.


What kind of tissue does the heart have in it?

The heart is comprised of specialized cardiac muscle fibers.


What is a layer of the heart largely composed of cardiac muscle tissue?

This word can be broken down into two parts that will reveal the answer to your question. Myo is the medical term for muscle and cardio is the medical term for heart. Therefore, your answer would be the muscle that is the heart.


What muscle fibers make up the heart?

The heart is made up of cardiac muscles.


What tissue is your heart composed of?

Cardiac Muscle tissue =)


Do all cardiac muscle fibers all contract at the same time?

No. The heart muscle contracts in sections, first the top (atrium) then the bottom (ventricle). But when it is working properly, the heart muscle fibers contract together in large groups.


What arrangement of cardiac muscle fibers make the heart efficient?

The cardiac muscle is arranged spirally around the heart to make it more efficient.


Identify and describe the appearance of the type of muscle tissue found in your heart?

The muscle type found in your heart is Cardiac, or Heart muscle. The muscle is a little wavey in the fibers, and has some holes, or cavities if you please.