Definition of personnel for English Language Learners. : 1  the people who work for a particular company or organization. : 2  a department within a company or organization that deals with the people who work for it.
This is a list of arteries of the human body. 1  The aorta. 2  The arteries of the head and neck The common carotid artery Relations. 3  The arteries of the upper extremity The subclavian artery.  The arteries of the trunk The descending aorta The thoracic 1  aorta. The arteries of the lower extremity The femoral artery.
BLOOD VESSELS: Human beings have a closed type of circulatory system which means blood does not come into direct contact with body tissues. Instead, the blood flows in restricted pathways called blood vessels. Materials are exchanged between blood and body tissues through the walls of blood vessels.Thus blood vessels are pathways of blood flow in the human body. There are three main types of blood vessels; Arteries, Capillaries and Veins. Arteries pump newly oxygenated blood away from the heart and around the body.LOOD VESSELS: Human beings have a closed type of circulatory system which means blood does not come into direct contact with body tissues. Instead, the blood flows in restricted pathways called blood vessels. Materials are exchanged between blood and body tissues through the walls of blood vessels.