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Chapter 18 Vocab A & B

Aorta The largest artery of the body, passing from the heart through the chest and the abdomen.
Atelectasis Lung collapse.
Bronchus An air passageway that connects the trachea to a lung or portion of a lung.
Cardiophrenic angles The inferior medial corners of the lungs.
Carina A prominent ridge of the lowest tracheal cartilage running anteroposteriorly between the orifices of the two main stem bronchi.
Colon The large intestine.
Costophrenic angles The inferior lateral corners of the the lungs.
Diaphragm The large sheath of muscle between the chest and the abdomen that expands and contracts with breathing.
Duodenum The proximal portion of the small intestine.
Emphysema A chronic lung condition characterized by obstruction and destruction of the small airways and alveoli of the lungs, which results in the inability to effectively exhale stale air.
Esophagus The part of the digestive system that connects the pharynx to the stomach.
Ileum The distal portion of the small intestine that is connected to the large intestine.
Jejunum The second section of the small intestine.
KUB The anteroposterior supine projection of the abdomen; kidneys, ureters, and bladder.
Mediastinum The part of the thoracic cavity that emcompasses the space between the lungs.
Peritoneum The double-walled serous membrane sac that contains the abdominal organs.
Pleura The membrane that covers the lungs and line the pleural cavities.
Pleural effusion An abnormal collection of fluid in the pleural space.
pneumoconiosis A group of chronic occupational lung disease caused by the inhalation of irritating dust.
pneumonia Inflammatory disease of the lung.
pneumothorax A collection of air or gas in the pleural space associated with the lung collapse.
sphincter A round muscle that opens and closes the opening of an organ.
sternum The breastbone.
Thorax The upper portion of the trunk; the chest.
Trachea The windpipe, which connects the throat to the bronchi.
Vena cava The large vein that brings oxygen-depleted blood from the body to the right atrium of the heart.
Created by: hollieritter