Question
What is the wall of the heart mainly composed I of? Enter your answer
Answer
4.2
(260 Votes)
Laurie
Elite · Tutor for 8 years
Answer
Myocardium
Explanation
## Step 1: Understand the question The question is asking to identify the type of tissue that forms the bulk of the heart's wall. This information pertains to the field of human anatomy and biology.## Step2: Apply relevant knowledgeThe heart, a muscular organ in humans, features three layers: the epicardium (outer layer), the myocardium (middle layer), and the endocardium (innermost layer). Among these, the myocardium forms the thickest section of the heart wall, since it comprises primarily of cardiac muscle. Cardiac muscle in the myocardium is key for the functioning of the heart as it drives the heartbeat.