The heart then pumps the oxygenated blood out to the body via the aorta (the great artery arising from the left ventricle of the heart). The bronchial arteries are blood vessels that branch off from the aorta to supply blood and nutrition for the lung itself and the bronchial tubes.
Some people experience weakness in a certain area of their bodies, such as the arms or legs. Others may experience full body weakness, which is often the result of a bacterial or viral infection such as influenza or hepatitis.
1 If muscle weakness is the result of pain, the person may be able to make muscles work, but it will hurt. 2  Fatigue is a feeling of tiredness or exhaustion or a need to rest because of lack of energy or strength. 3  Fatigue may result from overwork, poor sleep, worry, boredom, or lack of exercise. Guillain-Barre barrÃ©, syndrome a rare nerve disorder that causes weakness in the, legs, arms and other muscles and that can progress to complete. 2  Paralysis myasthenia, gravis a, rare chronic disorder that causes weakness and rapid muscle.  fatigue