PHTLS 300+ Study Questions with 100% Correct Answers| Approved

Assessment and management of trauma patient begins with primary assessment Which is focus on identification and correction of the problems that will affect or interfere with critical functions of delivery of oxygen to every cell in the body The airway is the pathway that guides atmospheric air through the nose, mouth pharynx, trachea and bronchi to the alveoli_________ drawn into the lungs. The primary muscle of breathing Diaphragm Muscle fibers of the diaphragm shorten when stimulus is received from the brain This flattening of the diaphragm is an active-movement and create negative pressure inside the thoracic cavity Muscle attached to the chest wall that help creation of negative pressure Sternocleidomastoid and scalene muscle Sternocleidomastoid and scalene muscle Muscle seen when the work of breathing increases in trauma Pt. At the cellular level Oxygenated RBC's deliver their Oxyen Which the cells then use for aerobic metabolism carbon dioxide is a by product of aerobic metabolism and Energy is released into the blood plasma. Deoxygenated blood and carbon dioxide-rich plasma Returns to the Right side of the heart. Oxygenated RBC's and plasma with low carbon Dioxide level return to the left side of the heart To be pumped to all cells in the body Alveoli must constantly be replenished with fresh supply of air that contains adequate amount of oxygen is known as ventilation Ventilation Essential for elimination of carbon dioxide hypoxemia decreased level of oxygen in the blood