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Papillary muscles

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Q: What are the muscular protrusions of the heart called?
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What is the name for the tough muscular wall of the heart?

The name of the muscular wall is the myocardiumthey are called capillaries


The muscular layer of the heart is called the musculoskeletal layer true or false?

The myocardium is not the innermost layer of the heart, the endocardium is.


What is the tough muscular wall of the heart called?

This muscular wall of the heart is called the septum. It is a dividing wall that separates the heart into a left and right side. The function of the septum is to prevent the mixing of blood between these two sides.


What are the thick walled arteries close to the heart called?

Muscular arteries


What does the hearts muscular wall do?

a hearts muscular wall allows the heart to contract and expand as a person breathes... without the muscular wall a heart would not be able to beat... it would just collapse and a person would die... this is called heart failure... it is a common cause of death


What do echinoderms have that connects to fluid-filled protrusions called?

A


What is the muscular organ behind the sternum between the lungs?

the liverThe heart.The heart.It is the heartHearttickertickerHeart, may beThe heart is the muscular organ located between the lungs.The heart.


What is the muscular pump that moves blood thought a series of tubes called blood vessels?

your heart.


The large very muscular part of the animal heart that functions to pump the blood is called?

The large, very muscular part of the animal heart that functions to pump blood is called the left ventricle. It is responsible for pumping oxygen-rich blood to the rest of the body.


Why is it important that the heart and arteries are muscular?

the heart stinkz


What is the name of the muscular middle heart wall?

heart


Why does the left lower chamber of the heart manifest the stronger heart beat?

The lower left chamber of the heart is called the left ventricle. It is thick and muscular hence manifests a stronger heart beat.