Summary

This presentation covers infectious diseases, emerging diseases, and biological hazards. It discusses the spread of diseases, the role of pathogens, and how environmental changes can impact the health of species. The presentation also touches on the role of global health organizations like WHO and CDC.

Full Transcript

Science Department Week 12 Unit 3: Humans and the environment Lesson 9.2 : Biological and social hazards Standards: EIN-3 Pollutants can have both direct and indirect impacts on the health of organisms, including humans. ...

Science Department Week 12 Unit 3: Humans and the environment Lesson 9.2 : Biological and social hazards Standards: EIN-3 Pollutants can have both direct and indirect impacts on the health of organisms, including humans. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Infectious disease Emerging disease Vocabular Environmental Health y Pathogen Hazard Success Criteria:  SC1: Identify infectious diseases.  SC 2: Describe how infectious diseases spread.  Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary Infectious diseases: are diseases caused by a pathogen, such as a virus or a bacterium. Pathogens are biological hazards. Globally, infectious diseases are the leading cause of death. In 2016, lower respiratory infections, diarrheal diseases, and tuberculosis all made the top ten list of causes of death worldwide. Some diseases are spread directly from one human to another. For example, touching, biting, sexual intercourse, contact with bodily fluids, and inhaling expelled droplets can all spread disease. HIV—the virus that causes AIDS—can be transmitted when a person comes into contact with the blood or body fluids of an infected person. Tuberculosis (TB) is spread through droplets in the air. People who are infected with TB release bacteria-laden droplets when they cough, sneeze, speak, and spit. If a person nearby breathes in the droplets, he or she may become infected with TB. Success Criteria:  SC1: Identify infectious diseases.  SC 2: Describe how infectious diseases spread. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary Success Criteria:  SC1: Identify infectious diseases.  SC 2: Describe how infectious diseases spread. Learning intentions: Investigate the health of a Explore species to examine how minor environmental changes can have a large impact. Teacher's Question Question checklist Use 1: the Swiss cheese model to 2: Describe how do governments protect write an essay describing the ways their citizens from infectious diseases to avoid an infectious disease. and what laws can be implemented to State the disease and describe its achieve that. symptoms. Guided Question Questions Critical 3: thinking In your own words, write a short essay (5-7) lines Provide two examples of infectious of how clean water sources are critical in diseases that were not mitigated reducing infectious disease spread. fast that caused devastating losts. Success Criteria:  SC1: Identify infectious diseases.  SC 2: Describe how infectious diseases spread. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Infectious disease Emerging disease Vocabular Environmental Health y Pathogen Hazard Success Criteria:  SC1: Describe emerging diseases.  SC 2: Investigate the causes of emerging diseases.  Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. The following simulation shows you the arose of the COVID-19 virus around the world. https://coronavirus.jhu.edu/data/animated-world-map Engage  How can you describe the spread of the virus?  Was is there before showing in China?  What do you think our topic for today is about? Success Criteria:  SC1: Describe emerging diseases.  SC 2: Investigate the causes of emerging diseases. Disease Spread! Watch the following documentary about the Ebola disease Engage and gather information about the following points on your notebook. https://www.youtube.com/watch?v=XuK87joZ1y0  With consideration to the fact that Ebola is an emerging infectious disease, how can you define an emerging disease?  How do emerging diseases infect humans?  What is the cause of an emerging disease?  How can we decide if a disease is an emerging or non- emerging one? Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary Emerging diseases: Diseases appearing in the human population for the first time or suddenly beginning to spread rapidly Humans have little or no resistance, and no vaccines have been developed. Facilitated by increasing human mobility, growing antibiotic resistance, and environmental changes Success Criteria:  SC1: Describe emerging diseases.  SC 2: Investigate the causes of emerging diseases. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary ▶Increasing Mobility: Many diseases are spreading as people become more mobile. A virus for influenza can move across continents in just a few hours if an infected person takes a long airplane flight. Whenever people or other animals move around Earth, they may be taking patho- gens along with them. ▶Antibiotic Resistance: Other diseases, such as tuberculosis, are becoming resistant to our antibiotics. That is, they can survive and grow even when we take medicines that have previously killed them. Antibiotic resistance is a result of natural selection. If a few pathogens in a population are either natu rally resistant or develop resistance to an antibiotic, they will survive when exposed to the drug. The rest of the population will die, but a few resistant organisms may then reproduce and create new populations of resistant pathogens. Success Criteria:  SC1: Describe emerging diseases.  SC 2: Investigate the causes of emerging diseases. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary ▶A Changing Environment: By altering their environment, people may spread emerging diseases. For example, when people cut do wn forests, they may come into contact with animals that carry pathoge ns. These animals, and their pathogens, may have been previously co ntained inside the forest environment. Success Criteria:  SC1: Describe emerging diseases.  SC 2: Investigate the causes of emerging diseases. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Infectious disease Emerging disease Vocabular Environmental Health y Pathogen Hazard Success Criteria:  SC1: Discuss the main tasks of the WHO.  SC 2: Differentiates between the CDC and the WHO.  Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Watch the video below about the Center for Diseases Control, then answer the following questions: Engage https://www.youtube.com/watch?v=IsITU2RLEo4  What is the main task of the CDC?  Is the CDC a national or global organization?  Do we need a world wide health organization or is it enough to have national centers? Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary World Health Organization (WHO): Monitors health events worldwide and coordinates international responses to emerging diseases Centers for Disease Control and Prevention (CDC): Responds to emerging diseases in the United States; the CDC developed pandemic plans to deal with the spread of the COVID-19 virus. Success Criteria:  SC1: Discuss the main tasks of the WHO.  SC 2: Differentiates between the CDC and the WHO. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary Learning intentions: Investigate the health of a Explore species to examine how minor environmental changes can have a large impact. Teacher's Scenario Question You are the Director of Disease Control at a local checklist public health department. A new infectious disease As 1: the Director of Disease Control, Create a Newsletter has been detected in a nearby region, and there is describing how you would prioritize the following actions to concern that it could spread to your community. effectively manage the outbreak, and what steps would you take You need to develop a response strategy that will to ensure coordination between public health agencies, protect the public, control the spread of the hospitals, and the community? Immediate containment measures (e.g., quarantine, travel disease, and provide accurate information to the restrictions). public. Performanc Question e task Question 3: As2: the Director of Disease Control, Create a video describing what actions need to be taken to As the Director of Disease Control, Create a Mindmap describing how you would prioritize the following actions to effectively effectively manage the outbreak, and what steps manage the outbreak. would you take to ensure coordination between Surveillance and data collection (e.g., tracking cases, public health agencies, hospitals, and the reporting to the CDC or WHO) community? Success Criteria:  SC1: Discuss the main tasks of the WHO.  SC 2: Differentiates between the CDC and the WHO. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Connection to real life: Elaborate Construct judgment on the UAE’s action plan regarding the outbreak of Covid-19 and how the government managed the number of infected patients. Provide a list of of what you can consider as well planned and what could have been done better. Success Criteria:  SC1: Discuss the main tasks of the WHO.  SC 2: Differentiates between the CDC and the WHO. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Infectious disease Emerging disease Vocabular Environmental Health y Pathogen Hazard Success Criteria:  SC1: Identify social hazards.  SC 2: Differentiate between social hazards.  Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary What impacts can a social hazards have on a population? Think. Suggest ways to avoid social hazards. Mention at least three. Some social hazards are easier to avoid than others. Examples of social hazards include smoking, being exposed to secondhand smoke, living near an old toxic waste site, working with harmful chemicals, and eating fatty foods. Success Criteria:  SC1: Identify social hazards.  SC 2: Differentiate between social hazards. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Teacher Talk: Summary Success Criteria:  SC1: Identify social hazards.  SC 2: Differentiate between social hazards. Learning intentions: Investigate the health of a Explore species to examine how minor environmental changes can have a large impact. Teacher's Scenario AsQuestion the Community Health Coordinator, how would you You are the Community Health Coordinator for a checklist local government agency. Recently, there has been 1: prioritize the following actions to address the social a rise in substance abuse and mental health crises hazards of substance abuse and mental health crises in in your community, particularly among young your community. adults. These social hazards have led to an Prevention and education programs (e.g., youth increase in emergency room visits, homelessness, awareness campaigns, public service and local crime. Your agency has been tasked with announcements). developing a comprehensive plan to address these So can show your way by creating a poster of a Performanc issues and improve overall community well-being powerpoint. Question e task Question 3: As the Community Health Coordinator, Create a 2: describing how would you prioritize the plan As the Community Health Coordinator, Create a following actions to address the social hazards of brochure to be distributed on how would you prioritize substance abuse and mental health crises in your the following actions to address the social hazards of community. substance abuse and mental health crises in your Access to mental health and substance abuse community. services (e.g., counseling, treatment facilities, Collaboration with Hospitals and healthcare facilities. support groups) Success Criteria:  SC1: Identify social hazards.  SC 2: Differentiate between social hazards. Learning intentions: Investigate the health of a species to examine how minor environmental changes can have a large impact. Connection to real life: Elaborate Construct judgment on the UAE’s action plan regarding the outbreak of Covid-19 and how the government managed the number of infected patients. Provide a list of of what you can consider as well planned and what could have been done better. Success Criteria:  SC1: Identify social hazards.  SC 2: Differentiate between social hazards.

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