HCB TEST 4 QUESTIONS AND ANSWERS 2024

HCB TEST 4 QUESTIONS AND ANSWERS 2024 what is the purpose of the respiratory system? ventilate and oxygenate the remaining body systems and tissues airway passageway by which air enters and leaves the body. includes the nose, mouth, pharynx, larynx, trachea, bronchi and lungs alveolar ventilation the amount of air that reaches the alveoli artificial ventilation forcing air or oxygen into the lungs when a patient has stopped breathing or has inadequate breathing (positive pressure ventilation) apnea no breathing bronchoconstriction contraction of smooth muscle that lines the bronchial passages that results in a decreased internal diameter of the airway and increased resistance to airflow cellular respiration exchange of oxygen and carbon dioxide between cells and circulating blood cyanosis blush color of the skin due to insufficient oxygen levels in the blood diffusion process by which molecules move from an area of high concentration to an area of low concentration dyspnea difficult or labored breathing; shortness of breath flail chest fracture of two or more adjacent ribs in two or more places that allows for free movement of the fractured segment flowmeter valve that indicated the flow of oxygen reaching the tissues of the body