REA-Crossword Puzzle Clues. Search through millions of crossword puzzle answers to find crossword clues with the answer REA. Type the crossword puzzle answer, not the clue, below. Optionally, type any part of the clue in the Contains box.Click on clues to find other crossword answers with the same clue or find answers for the REA crossword clue.earch through millions of crossword puzzle answers to find crossword clues with the answer REA. Type the crossword puzzle answer, not the clue, below.
Eventually, the bronchi become known as bronchioles â the smallest air tubes in the lungs. This system of air tubes can be thought of as an upside down tree, with the trachea being the main trunk and the bronchi and bronchioles being the branches. The medical term for all the air tubes is 'the respiratory tract'.
Lungs. the main organs of the respiratory system, oxygen is taken into the body and carbon dioxide is breathed out. The red blood cells are responsible for picking up the oxygen in the lungs and carrying the oxygen to all the body cells that need it.rachea. sometimes called the windpipe, it filters the air we breathe and branches into the bronchi. Tube through which air passes from the nose to the lungs (also known as the windpipe). (windpipe) is the passage leading from the pharynx to the lungs.