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Technology-enhanced Learning - Activity Plan Name: Sandra Pilote Grade / Course: Patient Care and the Flight Environment: Hypoxia Aeromedical Evacuation Nursing, On-Job-Training Program (OJTP) for Health Care Providers; Individually paced, can be blended course or face-to-face. Length of Activity: 90 minutes Lesson Summary: Students will review the basics principles of aviation environment: composition of the atmosphere, different layers of the atmosphere and their associated characteristics, gas laws and their practical significance. Students will become familiar with hypoxia and how to manage hypoxic patient in-flight. Lesson Objective: To provide students with the opportunity to discuss the hypoxic effect of flight on patients and to become familiar with the management of hypoxia in the aviation environment. Resources/Technology – Teacher Computer or Laptop, internet (high-speed); Dwan military account and Sharepoint platform: access to discussion forum and online library; Email capability Online Resources Aviation Medecine - Division Surgeon website (available via military dwan only) 1 Canadian Air Division Surgeon App – available for android and iphone http://guides.erau.edu/aerospace-medicine https://www.omicsonline.org/blog/2015/08/10/18083-Aviation-medicine.html https://thoughtsonmilitaryhistory.wordpress.com/tag/aviation-medicine/ Resources/Technology – Students Computer Lab or Student Laptop setting, internet (high-speed); Dwan military account and Access to Sharepoint for Learning Materials/online library, discussion forum and quiz. Email capability Online Resources http://www.space.com/17683-earth-atmosphere.html https://www.oercommons.org/courses/earth-s-atmosphere-composition-andstructure http://aviationknowledge.wikidot.com/aviation:gas-laws-human-factors https://opentextbc.ca/clinicalskills/chapter/5-3-causes-of-hypoxemia-2/ https://opentextbc.ca/clinicalskills/chapter/5-5-management-of-hypoxemia/ http://aviationknowledge.wikidot.com/aviation:hypoxia YouTube (2015) The effects of hypoxia at high altitude. https://www.youtube.com/watch?v=XcvkjfG4A_M YouTube (2016). Aeromedical Factors: This video describes many of the aeromedical factors that pilots should consider before taking off. These include: hypoxia, hyperventilation, middle ear and sinus problems, spatial disorientation, motion sickness, carbon monoxide poisoning, stress and fatigue, and dehydration. We also cover the effects of alcohol, drugs, and over-the-counter medications, as well as the effects of excess nitrogen during scuba dives upon a pilot or passenger in flight. www.erau.edu https://www.youtube.com/watch?v=xK44nFczul0 1 Canadian Air Division Surgeon App – available for android and iphone Intended Curriculum Learning Outcomes Students will describe the composition of the atmosphere, explain the layers and their associated characteristics; Students will discuss the reduction of atmospheric pressure during ascent into the atmosphere; Students will define the gas laws, and discuss the practical significance of each; Students will define hypoxia and list signs and symptoms; Students will identify factors associated with hypoxia; Students will identify the four types of hypoxia and give examples of each; Students wil describe the four stages of hypoxia; Students will explain the hypoxic effect of flight on patients; Students will identify measures to minimize the effects of hypoxia and describe the management of the patient hypoxic condition; Students will define hyperventilation and discuss the two most common causes on the aviation environment; and Students will differentiate between hypoxia and hyperventilation. Instructional Activities Teacher and students. Teacher will introduce course material/use of sharepoint and answer potential questions (15 minutes) in the conference room (if group) and/or in office (if individual). Students will self-review course material/theory and videos available via sharepoint (75 minutes). Students will participate to guided discussion/comments and quiz online via sharepoint or hard copy (no time limit). Learner Assessment Students will engage in self-directed learning. Students will engage with teacher and other learners (comments/guided discussion). Students will recognize hypoxia and appropriate explain measures to manage related patient hypoxic condition (comments/guided discussion). Students will successfully complete the quiz (80% required). Topics for comments/guided discussion (via sharepoint or face-to-face) to include but not limited to: Explain hypoxia; Explain hyperventilation; Explain the main difference between hypoxia and hyperventilation; Management of patient with hypoxia (different medical conditions, cardio, pregnant, respiratory, burn, etc.) Quiz Questions (onlive via sharepoint or hard copy): 1. Dalton’s Law apllies mainly to: a. Pressure b. Volume c. Temperature d. Mass 2. The largest percentage of the dry atmospheric composition is: a. Oxygen b. Carbon dioxide c. Nitrogen d. Hydrogen 3. The avaerage time of useful consciousness for depressurization at 25 000 feet is: a. 30-60 secondes b. 90 secondes c. 3-5 minutes d. 30 minutes 4. List the four stages of hypoxia: indifferent, compensatory, disturbance, critical. 5. List 10 signs and symptoms of hypoxia: a. Objective Signs: confusion, tachycardia, tachypnea, seizurs, stupor, dyspnea, hypertension, bradycardia, arrhytmias, restlessness, slouching, uncousciousness, hypotension (lateÙ), cyanosis (late), euphoria, belligerence. b. Subjective Signs: confusion, headache, insomnia, changing judment or personality, dizziness, blurred vision, tunnel vision, hot and cold flashes, tingling, numbness, nausea, euphoria, anger. 6. Hypoxic hypoxia is associated with all of the following conditions except: a. Drowning b. Airway obstruction c. Pulmonary edema d. Venous pooling 7. List patient care interventions to monitor and/or manage hypoxia (Possible answers as following): a. Oxygen supplement (bring adequate amount of oxygen, monitor and titrate saturation, humidify oxygen) b. Reduce cabin altitude to minimize the hypoxia associated with flight. c. Identify patie4nts at risk d. Treat types of hypoxia: i. Hypemic: correct problem (ex. Methemoglobinemia) ii. Anemia: transfusion iii. Shock: volume and/or inotropes iv. Histotoxic: antedote/hyperbaric treatment v. Hypoxic: treat cause, provide oxygen 8. Identify the types of hypoxia in the following patients: a. 32 year old patient with smoke inhalation and thermal respiratory burns (A- hypoxic, hypemic, histotoxic) b. Intoxicated 25 year old patient with massive chest trauma, hypovolemic shock, and fractured femur. (A – hypemic, hypoxic, histotoxic, stagnant) 9. List patient care interventions to manage hyperventilation (Possible answers as following): a. Administer oxygen b. Consider positive pressure breathing c. Reassurance, briefing d. Check equipment and consider descending to reduce altitude/degree of hypoxia