Symptoms of iron-deficiency anemia are related to decreased oxygen delivery to the entire body and may include: 1  Being pale or having yellow sallow skin. 2  Unexplained fatigue or lack of energy. 3  Shortness of breath or chest pain, especially with activity.  Unexplained generalized 1  weakness. Rapid heartbeat.  Pounding or whooshing in the ears.
The thoracic cavity contains the heart, the lungs, and some abdominal organs. The thoracic cage provides attachments for muscles of the neck, thorax, upper limbs, abdomen, and back. The thorax moves up and down to allow breathing, so it is one of the most dynamic regions of the body.
The body cavity of the human body (and other animal bodies) protected by the thoracic walls, and located below the diaphragm and above the neck. Supplement. The thoracic cavity is that part of the ventral body cavity containing the following body structures: 1  heart and the great vessels. 2  lungs, bronchi, and trachea.3  a part of the esophagus.4  thymus gland. 5  the paired vagus nerves and the paired sympathetic chains. 6  thoracic duct.he body cavity of the human body (and other animal bodies) protected by the thoracic walls, and located below the diaphragm and above the neck. Supplement. The thoracic cavity is that part of the ventral body cavity containing the following body structures: 1  heart and the great vessels. 2  lungs, bronchi, and trachea.