In other words, you do not need to be blatantly anemic to know you have a problem. If you see your red blood cells or hemoglobin trending down and you have fatigue and other symptoms of poor thyroid function, then you can know that your thyroid is in a state of stress regardless of any thyroid lab test.
The pulmonary trunk is a blood vessel which divides to form the right and left pulmonary arteries.At the base of this trunk is a pulmonary semilunar valve that is made up of three leaflets or cusps.he pulmonary trunk is a blood vessel which divides to form the right and left pulmonary arteries.
Blood is conveyed from the pulmonary trunk to the left and right pulmonary arteries. Pulmonary Arteries. The main pulmonary artery extends from the heart and branches into a right vessel and a left vessel. Right Pulmonary Artery (RPA): directs blood to the right lung. Extending from the pulmonary trunk, it dips under the aortic arch and behind the superior vena cava to the right lung. The RPA branches into smaller vessels within the lung. Left Pulmonary Artery (LPA): directs blood to the left lung.