All articles starting with E
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Emergency Alert System
The Emergency Alert System (EAS) is the United States' national broadcast alerting system, established in 1997 to relay emergency messages from federal, state, and local authorities to the public.
Emergency Banking Act
The Emergency Banking Act was a 1933 US law passed during Franklin D. Roosevelt's bank holiday that let the government decide which banks could reopen, restoring confidence.
Emergency Broadcast System
The Emergency Broadcast System (EBS) was the United States' national emergency alerting system for radio and television from 1963 to the 1990s, established by President Kennedy.
Emergency contraception
Emergency contraception: post-coital pregnancy prevention methods, including ulipristal acetate (ella/ellaOne), levonorgestrel (Plan B), the copper IUD, and the Yuzpe regimen, with mechanisms, efficacy, BMI effects, access rules, and the 2022 FDA nonabortifacient label change.
Emergency core cooling system
The emergency core cooling system (ECCS) is a nuclear reactor safety system of pumps, valves, and tanks that cools fuel rods when normal cooling fails.
Emergency Couple (응급남녀)
Emergency Couple (응급남녀) is a 2014 tvN Korean medical romantic comedy, 21 episodes, directed by Kim Cheol-kyu, starring Song Ji-hyo and Choi Jin-hyuk as divorced exes reunited as ER interns.
Emergency Declaration (비상선언) (film)
Emergency Declaration (비상선언) is a 2022 South Korean aviation-disaster thriller written and directed by Han Jae-rim, about a bioterrorist attack on a passenger flight from Incheon to Hawaii.
Emergency department
Emergency department (ED, ER, A&E): hospital unit for unscheduled acute care, open 24/7. Key facts: acuity triage (ESI, IITT), crowding driven by inpatient boarding, urgent care centers divert some ED visits.
Emergency Economic Stabilization Act of 2008
The Emergency Economic Stabilization Act of 2008, known as the Paulson Plan or Wall Street bailout, was a US law signed October 3, 2008, authorizing $700 billion in troubled-asset purchases through TARP.
Emergency exit sign
An emergency exit sign is a permanently installed sign marking an exit or escape route, lit by LED, photoluminescent, or external light, showing "EXIT" or the ISO 7010 running man.
Emergency Government of the Republic of Indonesia
The Emergency Government of the Republic of Indonesia (PDRI) was a mobile government formed in West Sumatra in December 1948 after the Dutch captured Yogyakarta.
Emergency landing
An emergency landing is a landing made when an aircraft can no longer continue its flight under normal procedures, whether from engine failure, fire, weather, or a medical emergency.
Emergency light
An emergency light is a battery-backed luminaire that switches on automatically when normal lighting fails, illuminating escape routes and exits so occupants can evacuate a building safely.
Emergency locator transmitter
An emergency locator transmitter (ELT) is a battery-operated aircraft radio transmitter that activates on crash forces and broadcasts a distress signal to help rescuers locate the downed plane.
Emergency management
Emergency management is the governmental function of mitigating, preparing for, responding to, and recovering from all hazards. Key facts: four-phase cycle, FEMA (1979), all-hazards approach (NGA 1979), Post-Katrina Act 2006, Sendai Framework 2015–2030.
Emergency medical dispatch
Emergency medical dispatch (EMD) is the process in emergency medical services in which call takers triage emergency calls and give callers pre-arrival instructions before responders arrive.
Emergency medical services
Emergency medical services (EMS): organized system delivering prehospital emergency care from call to hospital handover. Key facts: Larrey's 1794 system, Cincinnati 1865 first civilian ambulance, 1966 NAS report, NHTSA oversight, WHO 2025 ambulance guidance.
Emergency medical technician
An emergency medical technician (EMT) is a basic life support clinician on the American EMS workforce ladder, assessing patients and providing care and ambulance transport.
Emergency Medical Treatment and Active Labor Act
EMTALA, the Emergency Medical Treatment and Active Labor Act, is a 1986 US federal law (COBRA, Social Security Act Section 1867) requiring Medicare-participating hospital emergency departments to screen, stabilize, and appropriately transfer all patients regardless of ability to pay, enforced by CMS and the HHS OIG.
Emergency medicine
Emergency medicine: medical specialty for unscheduled evaluation, treatment, and prevention of unexpected illness and injury. Also called EM; recognized as the 23rd US medical specialty in 1979; spans prehospital EMS, triage, and emergency department care.
Emergency position-indicating radiobeacon
An emergency position-indicating radiobeacon (EPIRB) is a battery-powered maritime distress transmitter that sends a coded 406 MHz signal to the Cospas-Sarsat satellite system, which has helped rescue more than 50,000 people since 1982.
Emergency radiology
Emergency radiology is a subspecialty of radiology focused on imaging acutely ill and trauma patients in the emergency department, where speed and diagnostic accuracy shape urgent clinical decisions.
Emergency roadside telephone
An emergency roadside telephone, commonly called a call box, is a phone beside a highway that connects stranded motorists directly to police or highway patrol dispatch.
Emergency Room Visits
Emergency room visits are patient visits to hospital emergency rooms for diagnosis and treatment, a term formalized in MeSH in 2024; US departments handle roughly 155 million visits a year.
Emergency service
Emergency service: organized public agencies, including EMS, fire, and police, that respond to emergencies. Covers 911 access since 1968, the 1966 NAS report, EMS system components, delivery models, and response-time performance.
Emergency service response codes
Emergency service response codes are standardized labels used by emergency dispatchers and responders to classify an incident's type and urgency, determining which resources are sent and how quickly.
Emergency Shelter
An emergency shelter is temporary protection and accommodation provided immediately after a disaster or displacement, ranging from family tents and plastic sheeting to collective centers.
Emergency Shelter (Widow's Bay)
Emergency Shelter (Widow's Bay S1E9): Apple TV comedy horror episode aired June 10, 2026, written by Bobak Esfarjani, directed by Hiro Murai; a storm shelters the town while Rosemary's genealogy reveals Ruth Livingston as the last Warren descendant.
Emergency SOS via satellite
Emergency SOS via satellite is an Apple service, launched with the iPhone 14 in November 2022, for texting emergency services when no cellular or Wi-Fi network is available.
Emergency telephone number
An emergency telephone number is a short, free three-digit number, such as 112 or 911, that connects callers to police, fire, and ambulance dispatch services.