Question

what structure is indicated by the highlighting and leader line(s)?
apr photo ©mcgraw hill
multiple choice
left ventricle
right auricle

Explanation:

The highlighted structure in the heart image (purple - colored, with the leader line) corresponds to the left ventricle. The left ventricle is a thick - walled chamber of the heart responsible for pumping oxygenated blood to the body. By analyzing the anatomy of the heart (the location and appearance of the highlighted area), we can identify it as the left ventricle. The other options: the right auricle is a different chamber with a distinct structure and location, and the superior vena cava is a large vein (not a ventricular chamber like the highlighted structure).

Answer:

A. left ventricle