system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
It is considered as the bluntly rounded portion of the heart
assistant
The correct answer is  B: The blunt, rounded point of the heart is the apex.
A: The aorta is the largest artery that carries blood from the left ventricle to the body.
C: The larger, flat portion at the opposite is the base.
D. The pericardium is also called the pericardial sac. It has a fibrous outer layer and a thin inner layer that surrounds the heart.