NSG 262 Exam 2 Review Study Guide

NSG 262 Exam 2 Review Study Guide Compliance - Ans:-the ability of the lungs to distend or expand in response to increased intra- alveolar pressure decreases in diseases like pulmonary edema or with injuries like fractured ribs Airway Resistance - Ans:-the increase in pressure that occurs as the diameter of the airways decreases from mouth/nose to alveoli this decreases the amount of oxygen delivered to the alveoli Oxygen Demand - Ans:-how much oxygen the body needs for an a certain activity level Chronic Diseases that affect oxygenation - Ans:- COPD asthma bronchitis Conditions that affect chest wall movement that ultimately affect oxygenation - Ans:- pregnancy obesity ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/17 neuromuscular disease trauma Surfactant - Ans:-chemical produced in the lungs to maintain the surface tension of the alveoli and keep them from collapsing "alveoli are coated with it" Hyperventilation - Ans:-breathing too fast loss of CO2 Hypoventilation - Ans:-breathing too slow too much CO2 Hypoxia - Ans:-insufficient oxygen supply to the tissues at a cellular level Hypercapnia - Ans:-excessive carbon dioxide in the blood caused by hypoventilation Hypovolemia - Ans:-low blood volume caused by hemorrhage ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 3/17 Atelectasis - Ans:-collapse of alveoli (collapsed lung) Anemia - Ans:-lack of a normal number of red blood cells CP - Ans:-chest pain Dyspnea - Ans:-difficulty breathing Orthopnea - Ans:-difficulty breathing when lying down Wheezing, Rales, Rhonchi - Ans:-harsh lung sounds If patient has a cough, what should be the first thing assessed? - Ans:-"is it productive?" Semi-Fowlers Position - Ans:-most effective position for promotion of lung expansion Coughing and deep breathing are techniques that.... - Ans:-protect the alveoli and promote lung expansion Incentive Spirometry - Ans:-method of encouraging voluntary deep breathing by providing visual feedback to patients of the inspiratory volume they have achieved Nasal Cannula - Ans:- 1-6 L/min 24-44% O2 does NOT impede eating or talking ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 4/17 can dislodge easily can cause skin breakdown and irritation of backs of ears of patient Simple Face Mask - Ans:- 6-12 L/min 35-50% O2 used for short term therapy Partial and Nonrebreather Mask - Ans:- 10-15 L/min 60-90% O2 used for higher concentrations Venturi Mask - Ans:- 4-12 L/min 24-50% O2 high flow delivery O2 can be adjusted through different attachments/valves A nonrebreather mask has a.... - Ans:-two-way valve that prevents th