Environmental Disasters and Emergency Response
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Questions and Answers

What are the two main categories of events that can be classified as environmental emergencies and disasters?

Natural and man-made events.

In the context of environmental disasters, what is the primary goal of emergency readiness and response strategies?

To protect public health, safety, and the environment.

How do environmental emergencies threaten public health and safety?

By causing injuries, illnesses, and exacerbating existing health conditions.

What role do emergency personnel play in the aftermath of environmental disasters?

<p>They provide medical assistance and support for recovery efforts.</p> Signup and view all the answers

Why is it important to recognize both ongoing and sudden events in the context of environmental disasters?

<p>Because both can have severe impacts and require different response strategies.</p> Signup and view all the answers

What distinguishes a Mass Casualty Incident (MCI) from a general emergency?

<p>An MCI overwhelms a community's existing resources, while a general emergency can be managed with available resources.</p> Signup and view all the answers

List two examples of a Conventional Mass Casualty Incident.

<p>Multi-vehicle accidents and airplane crashes.</p> Signup and view all the answers

Why is proper coordination essential during a Conventional Mass Casualty Incident?

<p>Proper coordination ensures efficient use of additional resources to manage the situation effectively.</p> Signup and view all the answers

What role do existing community resources play in managing emergencies?

<p>Existing resources help to manage emergencies, but insufficient resources may lead to a Mass Casualty Incident.</p> Signup and view all the answers

How can a large fire be categorized in terms of mass casualty incidents?

<p>A large fire is considered a Conventional Mass Casualty Incident if it results in casualties exceeding local resource capacity.</p> Signup and view all the answers

What are two key factors that influence the resource requirements in emergency preparedness?

<p>The severity of the event and the number of casualties.</p> Signup and view all the answers

Identify three first-line emergency responders involved in disaster response.

<p>Local Government Units (LGUs), National Disaster Risk Reduction and Management Council (NDRRMC), and Armed Forces of the Philippines (AFP).</p> Signup and view all the answers

Explain the primary purpose of triage in emergency situations.

<p>Triage prioritizes patients based on the severity of their condition to ensure that those in greatest need receive medical attention first.</p> Signup and view all the answers

List two examples of events that would require significant emergency response efforts.

<p>Major natural disasters, such as hurricanes and pandemics.</p> Signup and view all the answers

What role do NGOs play in emergency preparedness and response?

<p>NGOs provide essential support services and resources during emergencies, working alongside government agencies.</p> Signup and view all the answers

What constitutes a catastrophic mass casualty event that necessitates significant external resources for response?

<p>Events such as major natural disasters, terrorist attacks, pandemics, or nuclear incidents constitute catastrophic mass casualty events.</p> Signup and view all the answers

Identify and explain the role of one first line emergency responder agency in managing catastrophic mass casualty incidents.

<p>Local Government Units (LGUs) are the first line emergency responders responsible for coordinating local emergency response efforts and resources.</p> Signup and view all the answers

What is triage, and how is it essential in emergency preparedness during a mass casualty event?

<p>Triage is the process of prioritizing patients based on the severity of their condition, ensuring that those who need immediate care receive it first.</p> Signup and view all the answers

Explain the significance of transport in the context of emergency response to catastrophic mass casualty situations.

<p>Transport is vital for moving victims to medical facilities efficiently and ensures timely care for those in critical condition.</p> Signup and view all the answers

List the principal agencies involved in emergency preparedness and response and describe their collaborative importance.

<p>Key agencies include NDRRMC, AFP, PNP, BFP, and NGOs, whose collaboration is crucial for a cohesive and effective emergency response.</p> Signup and view all the answers

What defines severe airway obstruction in choking situations?

<p>Severe airway obstruction is defined as complete or total blockage of the airway.</p> Signup and view all the answers

In cases of choking, which types of objects typically cause airway obstruction?

<p>Common objects that cause airway obstruction include food items and foreign bodies.</p> Signup and view all the answers

Why is it important to differentiate between mild and severe airway obstruction?

<p>Differentiating between the two is crucial for determining the appropriate emergency response techniques.</p> Signup and view all the answers

What immediate signs might indicate that a person is experiencing choking?

<p>Immediate signs of choking may include difficulty breathing, inability to speak, and signs of distress.</p> Signup and view all the answers

How does a mild airway obstruction differ in symptoms compared to a severe obstruction?

<p>Mild airway obstruction typically allows for some breathing and coughing, while severe obstruction prevents any airflow.</p> Signup and view all the answers

What immediate signs indicate that a person may be choking?

<p>One immediate sign is the person clutching their neck, along with a look of panic or confusion.</p> Signup and view all the answers

In performing the Heimlich maneuver on a conscious adult, where should the fist be positioned?

<p>The fist should be positioned mid-line, slightly above the navel and well below the breastbone.</p> Signup and view all the answers

What are the correct steps to take if a choking person becomes unresponsive?

<p>You should open the mouth to check for food, give two breaths, and then push hard in the chest center repeatedly for 20 seconds.</p> Signup and view all the answers

What first aid technique is recommended for infants who are choking?

<p>Back blows are recommended for infants who are choking.</p> Signup and view all the answers

What color changes in the skin and lips indicate severe choking or lack of oxygen?

<p>The skin, lips, and nails may change color, turning blue or gray.</p> Signup and view all the answers

What physiological changes occur in the lungs when freshwater is aspirated during a submersion injury?

<p>Freshwater causes water to leak into the capillary bed, leading to noncardiogenic pulmonary edema.</p> Signup and view all the answers

How does the aspiration of saltwater differ from freshwater in terms of its effects on the alveoli?

<p>Saltwater draws fluid into the alveoli, potentially leading to surfactant destruction and respiratory distress.</p> Signup and view all the answers

Identify one common risk factor for submersion injuries related to age and explain why it increases risk.

<p>Infants and young children are at risk due to their lack of swimming skills and supervision.</p> Signup and view all the answers

What are two major signs or symptoms that indicate a person may be experiencing a submersion injury?

<p>Difficulty in breathing and severe coughing are two major signs of a submersion injury.</p> Signup and view all the answers

Differentiate between 'dry drowning' and 'secondary drowning' in the context of submersion injuries.

<p>'Dry drowning' occurs without water entering the lungs but leads to respiratory distress, while 'secondary drowning' involves water entering the lungs but shows symptoms hours later.</p> Signup and view all the answers

What is decompression sickness and why is it a risk for divers?

<p>Decompression sickness, or 'the bends,' occurs when a diver ascends too quickly, causing nitrogen to form bubbles in the bloodstream and tissues.</p> Signup and view all the answers

How does nitrogen narcosis affect a diver's performance?

<p>Nitrogen narcosis alters a diver's consciousness at great depths, impairing judgment and motor skills.</p> Signup and view all the answers

What are the dangers of head-first dives according to diving safety guidelines?

<p>Head-first dives increase the risk of accidents and injuries upon entry into the water.</p> Signup and view all the answers

Why is it important to monitor water depth while diving?

<p>Monitoring water depth is crucial to prevent injuries and ensure a safe diving experience.</p> Signup and view all the answers

What precaution should divers take regarding environmental changes?

<p>Divers should remain vigilant to any changes in water conditions, such as currents or weather.</p> Signup and view all the answers

What is the primary cause of decompression sickness in divers and how can it be prevented?

<p>Decompression sickness is primarily caused by ascending too quickly, leading to nitrogen bubbles forming in the bloodstream. It can be prevented by ascending slowly and using decompression stops.</p> Signup and view all the answers

Explain the mechanism by which barotrauma can occur in divers and provide an example of where it commonly happens.

<p>Barotrauma occurs due to a pressure differential between an airspace in the body and the surrounding water pressure. A common example is ear barotrauma during descent.</p> Signup and view all the answers

Describe nitrogen narcosis and the cognitive effects it has on divers at significant depths.

<p>Nitrogen narcosis occurs due to the high levels of nitrogen under pressure, leading to impaired judgment and motor skills. Divers may experience confusion and a sense of euphoria.</p> Signup and view all the answers

What are the three critical components of the ABCs in nursing management during an emergency situation, and why are they prioritized?

<p>The three components of the ABCs are Airway, Breathing, and Circulation. They are prioritized because maintaining airway patency is essential for effective ventilation and circulation.</p> Signup and view all the answers

In the context of diving, how does the classification of this activity as a collision sport impact safety protocols for divers?

<p>Classifying diving as a collision sport indicates that divers may encounter high force impacts, necessitating strict safety protocols to mitigate risk of injury. This impacts training and emergency preparedness.</p> Signup and view all the answers

What is the primary purpose of the START triage system?

<p>To prioritize patients based on the severity of their conditions in emergency situations.</p> Signup and view all the answers

Describe the criteria for a patient to be tagged as 'IMMEDIATE'.

<p>Patients tagged as 'IMMEDIATE' need urgent attention due to life-threatening conditions like shock or pneumothorax.</p> Signup and view all the answers

What condition must a patient fulfill to be classified as 'MINOR'?

<p>A patient is classified as 'MINOR' if they are non-urgent and can walk, typically with minimal injuries.</p> Signup and view all the answers

Explain why the 'EXPECTANT' tag is necessary in the triage process.

<p>The 'EXPECTANT' tag is used for patients who are deceased or unlikely to survive, allowing for respectful management of their situation.</p> Signup and view all the answers

What is the first step in the START assessment process?

<p>The first step is to assess the patient's ability to walk.</p> Signup and view all the answers

Identify a criterion related to respirations that would categorize a patient as 'DELAYED'.

<p>Patients with respirations below 30 and able to follow simple commands are categorized as 'DELAYED'.</p> Signup and view all the answers

What does a perfusion capillary refill time of greater than 2 seconds indicate?

<p>A perfusion capillary refill time of greater than 2 seconds indicates poor circulation, prompting urgent assessment.</p> Signup and view all the answers

How does the START system utilize bystanders in the assessment process?

<p>The START system encourages the use of bystanders to assist in assessing and treating patients, optimizing resources.</p> Signup and view all the answers

What role does mental status play in the START assessment?

<p>Mental status is assessed to determine a patient's ability to follow simple commands, impacting their triage classification.</p> Signup and view all the answers

Under what conditions should treatment be initiated according to the START guidelines?

<p>Treatment should be initiated in the incident area if possible or after transport to a healthcare facility.</p> Signup and view all the answers

Study Notes

Environmental Emergencies & Disasters

  • Environmental emergencies and disasters refer to sudden or ongoing natural or man-made events that pose significant threats to public health, safety, property, and the environment.

Emergency & Mass Casualty Incident Preparedness

  • Emergency incidents that require a rapid and skilled response, where the community's existing resources can manage the event.
  • Mass casualty incidents (MCIs) are human-made or natural events or disasters that overwhelm a community's ability to respond with existing resources.
  • Conventional mass casualty incidents occur when the number of casualties exceeds the immediate capacity of available local resources but can still be managed with additional resources and proper coordination.
    • Examples include:
      • Multi-vehicle accidents
      • Train derailments
      • Airplane crashes
      • Large fires

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Description

Explore the critical aspects of environmental emergencies and disasters through this quiz. Understand the roles of emergency personnel, the significance of coordination during mass casualty incidents, and the influence of ongoing events on public health and safety. Test your knowledge on emergency preparedness strategies and response mechanisms.

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