What organ is located deep to the body of the sternum, medial to each lung, and within the inferior mediastinum?

When blood leaves the heart, it first enters

A patient’s exercise tolerance is severely limited if their ejection fraction falls below ____%.

Of the three layers of the heart wall, the layer that contains cardiac muscle is the

What term means the production of formed elements?

Identify the type of blood vessel.

The right lymphatic duct ________.

What valve opens to allow blood to flow into the left ventricle?

What adult structure connects the pulmonary trunk to the aortic arch?

Describe the structure of a lymph node. I expect you to use college-level writing skills as you compose your paragraph: complete sentences, grammatically correct sentences, correct spelling, standard capitalization, and standard punctuation.