The heart muscle itself is called:endocardiummyocardiumepicardium

The thick middle layer of the heart, composed of cardiac muscle, is theMultiple Choicemyocardium.endocardium.chordae tendineae.epicardium.

Fill in the Blank QuestionFill in the blank question.The muscle tissue found in the heart is called muscle.

The innermost layer of the heart is:Group of answer choicesEndocardiumMyocardiumEpicardiumVisceral Pericardium

What layer lines the chambers of the heart?Multiple ChoiceEndocardiumMyocardiumEpicardiumPericardium

Name the tough outermost layer of the sac that surrounds the heart.Multiple ChoiceEndocardiumVisceral pericardiumFibrous pericardiumEpicardium