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.
Rating Newest Oldest. Best Answer: The three main types of blood vessels in the body are arteries, veins, and capillaries. Arteries The arteries are elastic, muscular tubes that carry blood away from the heart, into the capillaries.The walls of the arteries are thicker than the other blood vessels due to higher blood pressure being present in arteries.Note that arteries don't always carry oxygenated blood, as is the case with the pulmonary artery. Veins The veins carry blood from capillaries back to the heart.he walls of the arteries are thicker than the other blood vessels due to higher blood pressure being present in arteries. Note that arteries don't always carry oxygenated blood, as is the case with the pulmonary artery. Veins The veins carry blood from capillaries back to the heart.