myocardium
In the myocardium.
The thickest layer of tissue in the heart is the myocardium. It is the muscular middle layer responsible for contracting and pumping blood throughout the body.
Myocardium
left ventricle
Myocardium
Presumably you're asking about the compact osseous (bone) tissue.
The left ventricle, it works the hardest and needs the most muscle mass.
Right ventricals
3, Fat tissue, Heart Tissue, and Muscle tissue.
how does the heart disease affect in tissue
Blood vessels are composed of three layers of tissue: tunica externa, tunica media, and tunica interna. The middle layer, tunica media, is composed of smooth muscle and is thickest in arteries because they need to accommodate the higher pressures created by the heart's pumping action which distributes blood throughout the body.
Myocardium? why are you asking the geology section?