NURS 3120 Chapter Notes - Chapter 11: Pulmonary Pleurae, Superior Vena Cava, Costal Cartilage
Document Summary
Oxygenation: process that facilitates and impairs carrying oxygen to tissues and carrying co2 from tissues, to remove waste and supply with oxygen. Lower part of trachea: right and left pleural cavities. These cavities lined with two types of serous membranes: parietal pleura, visceral pleura. Chest wall and diaphragm are protected by parietal pleura, and lungs are protected by visceral pleura. Small amount of fluid lubricates space between pleurae to reduce friction as lungs move during inspiration and expiration. External thorax: thoracic cage protects most of respiratory system and consists of. Sternum: ribs connect to thoracic vertebrae posteriorly. First seven ribs also connected to sternum by costal cartilages. Costal cartilages of eighth to tenth rib are connected immediately superior to ribs. Eleventh and twelfth ribs are unattached anteriorly, thus the name floating ribs: sternum is about 7 inches long and has three components. General health history: present health status. How do you sleep sitting up, o2, sleep apnea machine.
