Answer: Arteries are blood vessels responsible for carrying oxygen-rich blood to the tissues of the body from the heart.
Arteries are present in the shape of muscular tube which are lined by smooth tissue. These smooth tissues are categorized mainly in three layers in each artery:
The intima, which is the inner layer lined by smooth tissue known as endothelium .
The media, muscle that allow arteries to handle the high pressures from the heart.
The adventitia, a type of connective tissue that connects arteries to other nearby tissues
