Respiratory System Terminology Crossword

the entire process of gas exchange between the atmosphere and the cells
a hollow space behind the nose
bones that curl out from lateral walls of the nasal cavity on each side, dividing the cavity into passageways
air-filled spaces located within the maxillary, frontal, ethmoid, and sphenoid bones of the skull and open into the nasal cavity
or throat, is behind the oral cavity, the nasal cavity and the lyrynx; the passage way for food traveling from the oral cavity to the esophagus and for the air passing between the nasal cavity and the larynx
the enlargement in the airway at the top of the trachea and below the pharynx; it conducts air in and out id the trachea and prevents foreign objects from entering the trachea
the opening between the vocal cords
usually stands upright and allows air to enter the larynx; helps protect from food and liquids to enter the air passages
windpipe
consists of branched airways leading from the trachea to the microscopic air sacs in the lungs
arise from the trachea at the level of the fifth thoracic vertebra
smaller tubes that continue to divide giving rise to others
very thin tubes, lead to the alveolar sacs
leads to smaller microscopic air sacs called alveoli
smaller microscopic air sacs
soft, spongy, cone-shaped organs in the thoracic cavity
a layer of serous membrane
folded back visceral pleura attached to each surface of the lung
the potential space between the visceral and parietal pleurae
the actions providing air movements, inhalation
exhalation
synthesize a mixture of lipids and proteins
iron containing protein
combination of oxygenated blood with the iron atoms of hemoglobin
a deficiency of O2 reaching the tissues
carbon dioxide bonds with hemoglobin