what is the best method of decontamination cbrn quizlet what is the best method of decontamination cbrn quizlet

Natural light. External Decontamination: Removing radioactive materials on your skin, hair, or clothing. Another way to test the effectiveness of decontamination procedures is to analyze for contaminants left in the cleaning solutions. Following a nuclear detonation, some of the casualties with survivable injuries are possibly contaminated with radiological material. Many factors, such as cost, availability, and ease of implementation, influence the selection of a decontamination method. If contaminated materials are not being removed or are penetrating protective clothing, the decontamination program must be revised. In addition to routine decontamination procedures, emergency decontamination procedures must be established. Scrub with long-handle scrub brush and decon solution. Initially from a priority standpoint, emergency decontamination is more concerned with . Chlorine Stress work practices that minimize contact with hazardous substances (e.g., do not walk through areas of obvious contamination, do not directly touch potentially hazardous substances). Rinse solutions selected to wash off and reduce the hazards associated with the contaminants. In many cases, gross contamination can be removed by physical means involving dislodging/displacement, rinsing, wiping off, and evaporation. Worker returns to duty. 1.41010B)1.21051.2 \times 10^{-5} Which of the following bacterial diseases is contagious person to person? What toxin do you suspect and how do you treat it? This is particularly important when decontaminating personal protective clothing constructed of organic materials that could be damaged or dissolved by organic solvents. These types of weapons have the ability to create both mass casualties as well as mass disruption of society. Similarly, HazMat refers to hazardous materials which pose a threat to human and environmental health. Which of the following is the last step done for both the waist carry and shoulder carry configuration for the M50 Joint-Service General Purpose (JSGPM)? An individual suffering from a high cholesterol level in her blood has 242 mg of ch olesterol per 100 mL of blood. 6. The steps for assisting a Marine that cannot perform self-aid for nerve agent exposure are as follows; 1. Stop breathing and close your eyes, don protective mask, clear mask, check the seal of the mask, sound the alarm to alert others, and continue the mission What does C.B.R.N. A viscous fluid (specific weight =80lb/ft3;=80 \mathrm{lb} / \mathrm{ft}^3 ;=80lb/ft3; viscosity =0.03lbs/ft2=0.03 \mathrm{lb} \cdot \mathrm{s} / \mathrm{ft}^2=0.03lbs/ft2 ) is contained between two infinite. Physical Removal SCBA deposited on plastic sheets. Make openings in the bags for sample ports and sensors that must contact site materials. What is the preferred treatment to block the effects of excessive ACh? On the NATO CBRN gas marker, additional required information includes date-time group (DTG) of when the contamination was detected and _______? An increase in temperature generally increases the permeation rate of contaminants. Contact time. 7. 3. Worker's air tank is exchanged, new outer gloves and boot covers donned, joints taped, and worker returns to duty. Used in life-threatening situations, the goal is to remove contaminant as quickly as possibl. Saving and protecting life Saving of life is the first priority of all responding agencies. Air Tanks or Face Masks and Cartridge Depending on Level, a. Dressing Trailer is Needed in Inclement Weather, a. Rinse off decon solution using copious amounts of water. NBC Warning Signals. 5. This course is specifically designed to provide selected personnel with training in CBRN Decontamination Operations techniques and . What directive establishes policies to strengthen the preparedness of the US to prevent and respond to threatened or actual domestic terrorist attack, major disasters and other emergencies by requiring a national domestic all-hazards preparedness goal? Does the method itself pose any health or safety hazards? Segregation at the drop reduces the probability of cross contamination. The pH of the solution was 4.93 at 25.0 \degreeC. What is the correct procedure to decontaminate personal equipment using M100 SDS? 1. This version of the guides is in a format that is more appropriate for use in the field. The level of protection required will vary with the type of decontamination equipment used. Ultraviolet light can be used to observe contamination of skin, clothing, and equipment; however, certain areas of the skin may fluoresce naturally, thereby introducing an uncertainty into the test. (A series of three arrows in the upper right, one arrow 20 degrees above and the other arrow 20 degrees below the central arrow, indicate wind direction toward the HOTLINE.) Which of the following statements does NOT describe Brucellosis? 5. The presence of radiological contamination can be readily confirmed by which of the following methods? SCBA backpack and facepiece is removed (avoid touching face with fingers). Is the method effective for removing contaminants? 3. Stow clear outsert and clear outsert pouch. Rinsing. 4) Which of the following decontamination method is NOT recommended for removing vesicants from casualties? A patient presents to the hospital. Is the decontamination method effective for the specific substances present? Evaporation of volatile liquids can be enhanced by using steam jets. Prior to each use, the personal protective equipment (PPE) should be checked to ensure that is contains no cuts or punctures that could expose workers to wastes. Close slide fastener and secure hook-and-pile tape A group of people is presenting with a delayed onset of blisters and a dry productive cough that later turns productive. All victims have recently been in an area where canisters exploded spraying them with an amber colored liquid that smells like flowers and burns intensely. Infinite positively charged sheet 1 has uniform surface charge density 1=+4.0nC/m2\sigma _ { 1 } = + 4.0 \mathrm { nC } / \mathrm { m } ^ { 2 }1=+4.0nC/m2 and is located in the yz plane of a Cartesian coordinate system. Consult specialists if necessary. How is the victim of a pulmonary agent exposure presenting with respiratory distress less than 4 hours after exposure classified? Immediately flush eyes with water. (A series of three arrows in the upper right, one arrow 20 degrees above and the other arrow 20 degrees below the central arrow, indicate wind direction toward the HOTLINE.) Rinse with water. Based on the information would you suspect chickenpox or smallpox? Wash splash suit, gloves, and safety boots. Properly don, clear, and check the field protective mask (FPM). Testing for the presence of permeated chemical contaminants requires that pieces of the protective garments be sent to a laboratory for analysis. The Equipment Drop Area (from left to right) is indicated by a rectangle with a circle below indicating the location of the Plastic sheet and a right pointing arrow to another rectangle divided by a diagonal line into the Decon Outer Garments area and the Remove Boot Covers and Outer Gloves area with a circle below indicating the location of a 10 gallon can. Expand All Heat sterilization (wet or dry) Liquid disinfection Vapors and gases Radiation (ionizing or non-ionizing) Expand All Contact EH&S Biosafety . Unfortunately, standard sterilization techniques are generally impractical for large equipment and for personal protective clothing equipment. (b) Draw a diagram showing the locations of the two sheets, labeling the regions and drawing the field lines for each region. Don the mitt and pick up sorbent pack Processed foods and temperature-abused foods are most commonly associated with ________ poisoning. Hands and face are thoroughly washed. (End). What blood test is available that will give an accurate estimate of radiation dose? No scabs are present. Wait 10 to 15 minutes after injection. Wash backpack assembly with sponges or cloths. The Equipment Drop Area (from left to right) is indicated by a rectangle with a circle below indicating the location of the Plastic sheet and a right pointing arrow to another rectangle divided by a diagonal line into the Decon Outer Garments area and the Remove Boot Covers and Outer Gloves area with a circle below indicating the location of a 10 gallon can. As a rule, gases, vapors, and low-viscosity liquids tend to permeate more readily than high-viscosity liquids or solids. Organic solvents include alcohols, ethers, ketones, aromatics, straight-chain alkanes, and common petroleum products. __________ occurs outside of the incident area when people come in contact with a contaminated person or object. Decontaminating yourself will lower your exposure to harmful radioactive material. Chest x-rays reveal a widened mediastinum and the patient?s white blood cell count is elevated. An enemy attack aircraft dropped four bombs which upon bursting dispensed a non-persistent nerve agent vapor that drifted over your unit's defensive sector. 7. EXCLUSION ZONE (Each station has a numbered hexagon and arrow pointing to next station in a line above the HOTLINE) A flow chart from Station 1: Segregated Equipment Drop, to Station 2: Boot Cover & Glove Wash, to Station 3: Boot Cover & Glove Rinse, to Station 4: Tape Removal, to Station 5: Boot Cover Removal, to Station 6: Outer Glove Removal (The arrow at Station 6 points downward across the HOTLINE into the CONTAMINATION REDUCTION ZONE. You are going to be a passenger in a vehicle providing security support to a convoy and need to change your M50 mask waist carry to shoulder carry configuration. You are under overhead cover to prevent further contamination. Federal law establishes \rule{1cm}{1pt} schedules of classification for the control of dangerous drugs. Remove and open canteen. Soap or wash solution, wash cloths, and towels for personnel. You can remove radioactive materials that are on the body of others or you can remove radioactive materials if they are on your body (self-decontamination). 4. Mark the contaminated area before supplementing the alarm over the radio. He states he was splashed with a large quantity of liquid and is now exhibiting symptoms of vomiting, diarrhea, difficulty breathing, body twitching, and is generally very weak. EXCLUSION ZONE (Each station has a numbered hexagon and arrow pointing to next station in a line above the HOTLINE) A flow chart from Station 1: Segregated Equipment Drop, to Station 2: Boot Cover & Glove Wash, to Station 3: Boot Cover & Glove Rinse, to Station 4: Tape Removal, to Station 5: Boot Cover Removal, to Station 6: Outer Glove Removal (The arrow at Station 6 points downward across the HOTLINE into the CONTAMINATION REDUCTION ZONE. What blood test is available that will give an accurate estimate of radiation dose? Each category is discussed below. Avoid touching face with fingers. For this reason, disposable PPE is recommended for use with infectious agents. Similarly, any injuries to the skin surface, such as cuts and scratches, may enhance the potential for chemicals or infectious agents that directly contact the worker's skin to penetrate into the body. The procedures given are for the maximum and minimum amount of decontamination used for each level of protection. 4. Deposit equipment used on site (tools, sampling devices and containers, monitoring instruments, radios, clipboards, etc.) 12. A patient who works at an insecticide manufacturing plant is admitted to the emergency room. These procedures were derived from the U.S. Environmental Protection Agency, Office of Emergency and Remedial Response's (OERR), "Interim Standard Operating Safety Guides (revised Sep. 82)". 'CBRN' is the abbreviation commonly used to describe the malicious use of Chemical, Biological, Radiological and Nuclear materials or weapons with the intention to cause significant harm or. In industry, cyanide compounds are widely used during: A group of victims has been admitted to your triage unit. What form of ionizing radiation is the least penetrating? Deposit equipment used on site (tools, sampling devices and containers, monitoring instruments, radios, clipboards, etc.) Which of the following is not a consideration during treatment of the victims? Long-handled, soft-bristled brushes to help wash and rinse off contaminants. If decontamination can be performed without interfering with essential life-saving techniques or first aid, or if a worker has been contaminated with an extremely toxic or corrosive material that could cause severe injury or loss of life, decontamination must be performed immediately. Processed foods and temperature-abused foods are most commonly associated with Physical state of wastes. M100 SDS - To perform immediate decontamination of equipment, vehicles, and crew-served weapons. Rinse solutions selected to remove contaminants and contaminated wash solutions. Repeat as many times as necessary.. 15. Infinite negatively charged sheet 2 is parallel to sheet 1 and has uniform surface charge density 2=8.0nC/m2\sigma _ { 2 } = - 8.0 \mathrm { nC } / \mathrm { m } ^ { 2 }2=8.0nC/m2. Ultraviolet light. 3. In pursuit of the President's goal of national preparedness, it is essential that the nation has reliable chemical, biological, radiological, nuclear, and explosives (CBRNE) countermeasures equipment that can be used with confidence for the protection of life, health, property and commerce. Decontamination methods either (1) physically remove contaminants, (2) inactivate contaminants by chemical detoxification or disinfection/sterilization, or (3) remove contaminants by a combination of both physical and chemical means. 1. Protect monitoring and sampling instruments by bagging. These cleaning solutions normally utilize one or more of the following methods: Dissolving contaminants. With assistance of helper, remove splash suit. Your unit has responded within minutes to a suspected CBRNE incident. 2.81012D)9.91029.9 \times 10^{-2} Biological weapons have unique characteristics when compared to chemical or nuclear and radiological weapons. How does cyanide cause cell death in the body? Remove outer boots and gloves. 17. ________ damage brings death very quickly so that the consequences of exposure to other systems do not have time to express themselves. 8. Treatment of patients suffering from pulmonary agent exposure should focus on? There are 4 main categories of physical and chemical means of decontamination: (1) heat; (2) liquid disinfection; (3) vapors and gases; and (4) radiation. Loose contaminants. Determine the number and layout of decontamination stations. Remove inner clothing. Wash inner gloves with decon solution. These include alcohols, chlorine and chlorine compounds, formaldehyde, glutaraldehyde, ortho -phthalaldehyde, hydrogen peroxide, iodophors, peracetic acid, phenolics, and quaternary ammonium . 37.3/NTTP 3-11.26/AFTTP(I)3-2.60, CBRN Decontamination: Multiservice Tactics, Techniques, and Procedures for Chemical Biological Radiological and Nuclear Decontamination, April 2006. (Continue to decision arrow below) Additional Emergency Care Required? What is the likely culprit? The MarketWatch News Department was not involved in the creation of this content. Concentration. What is the first step in self decontamination? Which uses radioactive isotopes? While still wearing facepiece, remove backpack and place on table. ____ poisoning. Team leader for M240 MMGT. Station 7: Suit/Safety Boot Wash (within the CONTAMINATION REDUCTION ZONE), to Station 8: Suit/Safety Boot Rinse. What is the preferred treatment to block the effects of excessive ACh? Why is it important to preserve biodiversity? How is the victim of nerve agent exposure presenting with convulsions classified? When establishing a decontamination line, each aspect should be incorporated separately or combined with other aspects into a procedure with fewer steps (such as the Minimum Decontamination Procedures). Patients with concurrent surgical injuries and radiation exposure should either be operated on expeditiously or _____________________________. Shower if highly toxic. on plastic drop cloths. 4. 2. They are: Respiratory Protection & Chemical Protective Garments. At a hazardous waste site, decontamination facilities should be located in the Contamination Reduction Zone (CRZ), i.e., the area between the Exclusion Zone (the contaminated area) and the Support Zone (the clean area) as shown in 3. If Yes, (Continue to box below) Grossly Decontaminate and/or Cover or Wrap Contaminated Areas (End), Sample Decontamination Procedures for Three Typical Levels of Protectiona. 1.1 The objective of these procedures is to minimize the risk of exposure to hazardous substances. What are the three methods of decontamination? Physical methods involving high pressure and/or heat should be used only as necessary and with caution since they can spread contamination and cause burns. 1. This study presents the formulation and application of strippable coatings for the entrapment and removal of heavy metals (HMs) and radio nuclides (RNs). Place the mask in the carrier. methods for responders and contain the release of any substances. Check for NTAA injectors - position casualty on their side. Removal of electrostatically attached materials can be enhanced by coating the clothing or equipment with anti-static solutions. Which of the following decontamination method is NOT recommended for removing vesicants from casualties? Which of the following statements are correct regarding biological weapon characteristics? If the total blood volume of the individual is 5.2 L, how many grams of total blood cholesterol does the individual's body contain? Avoid cold water which tends to close skin pores, trapping radioactive contamination. Repeat as often as necessary. If the upper plate moves with a velocity of 0.02ft/s0.02 \mathrm{ft} / \mathrm{s}0.02ft/s, at what distance from the bottom plate does the maximum velocity in the gap between the two plates occur? The decontamination process should consist of a series of procedures performed in a specific sequence. Remove face piece. Remove inner gloves and deposit in container with liner. As concentrations of wastes increase, the potential for permeation of personal protective clothing increases. Encase the source of contaminants, e.g., with plastic sheeting or overpacks. EXCLUSION ZONE (Each station has a numbered hexagon and arrow pointing to next station in a line above the HOTLINE) A flow chart from Station 1: Segregated Equipment Drop, to Station 2: Boot Cover & Glove Wash, to Station 3: Boot Cover & Glove Rinse, to Station 4: Tape Removal, to Station 5: Boot Cover Removal, to Station 6: Outer Glove Removal (The arrow at Station 6 points downward across the HOTLINE into the CONTAMINATION REDUCTION ZONE. MULTISERVICE TACTICS, TECHNIQUES, AND PROCEDURES FOR NUCLEAR, BIOLOGICAL, AND CHEMICAL (NBC) PROTECTION. Scrub outer boots, outer gloves and chemical-resistant splash suit with decon solution or detergent and water. 1. Station 7: Suit/Safety Boot Wash (within the CONTAMINATION REDUCTION ZONE), to Station 8: Suit/SCBA/Boot/Glove Rinse. Proper way to handle M8 Chemical Detector Paper that came into contact with contamination. Which nerve agent is the most persistent, is very oily, and will stay active in an area for several days? Which of the following statements does NOT describe Brucellosis? If No, (Arrow to sixth box below) Method OK to use. Interferes with anaerobic metabolism of the cell. Pour sorbent onto mitt, gently shake radiological material. Remove boot covers and deposit in container with plastic liner. Continuous rinsing with large volumes will remove even more contaminants than multiple rinsings with a lesser total volume. A decontamination plan should be developed (as part of the Site Safety Plan) and set up before any personnel or equipment may enter areas where the potential for exposure to hazardous substances exists. In some c-ases, decontamination personnel should wear the same levels of PPE as workers in the Exclusion Zone. Rub sorbent into target areas 6. Plastic sheeting, sealed pads with drains, or other appropriate methods for containing and -collecting contaminated wash and rinse solutions spilled during decontamination. Contaminants can be located either on the surface of personal protective equipment or permeated into the PPE material. 2. *WARNING: Some organic solvents can permeate and/or degrade the protective clothing. In this procedure, a dry or wet cloth, glass fiber filter paper, or swab is wiped over the surface of the potentially contaminated object and then analyzed in a laboratory. Examples of decontamination lines and procedures for personnel wearing various levels of protection are provided in an appendix to this section. Appropriate equipment and clothing for protecting decontamination personnel should be selected by a qualified health and safety expert. Determine appropriate decontamination methods. 4. A patient was admitted to the hospital suffering from the following symptoms for the last 5 days: fever, malaise, fatigue, and nonproductive cough. Various decontamination methods are listed in Table 1. Smallpox, because the rash is centrifugal on the patient. January 1985. It is prepared easily by diluting household bleach to one-tenth strength (ie, 9 parts water or saline to 1 part bleach). Which type of anthrax is responsible for the patient's symptoms? Patient presents with 5-day-old blisters/rash mostly on the arm, face and hands. 9. Which of the following is correct when it comes to MOPP? Washing with warm, soapy water. The potential for wastes to permeate, degrade, or penetrate materials used for personal protective clothing and equipment, vehicles, tools, buildings, and structures. Victims caught in a fire have inhaled toxic smoke from furnishings and plastics that have released cyanide in the burning process. Cold water may also cause hypothermia. What type of biological toxin is predominantly derived from the bean of the castor plant? Fully Encapsulating Suit and Hard Hat Removal. If No, (Arrow to box on left) Decontaminate as Much as Possible. 2. How is the victim of a pulmonary agent exposure presenting with respiratory distress less than 4 hours after exposure classified? Raise the mask to your face and place your chin firm in the chin cup Which of the following IS NOT one of the four CBRN alarm and warning guidelines? Rinsing removes contaminants through dilution, physical attraction, and solubilization. For each CBRN message type, there are three set identifiers - (M) mandatory, (C) conditional and (O). While maneuvering to a new position, your field protective mask's seal is broken briefly exposing your eyes to the CWA. Scrub with long-handle scrub brush and decon solution. Because of the potential hazards, decontamination using chemicals should be done only if recommended by an industrial hygienist or other qualified health professional. The M50 JSGPM can protect against military chemical-biological (CB) agents, select toxic industrial chemicals (TICs), and radiological particulates. All equipment used for decontamination must be decontaminated and/or disposed of properly. When the decontamination line is no longer required, contaminated wash and rinse solutions and contaminated articles must be contained and disposed of as hazardous wastes in compliance with state and federal regulations. A patient presents to the hospital. 1.3 The maximum decontamination procedures for all levels of protection consist of specific activities at nineteen stations. Which of the following is NOT considered a risk factor? (correct) Remove patients clothing, ensure agent does not contact skin during removal. Personal Protective Equipment (PPE) is generally divided into two categories. Suppose that you are standing on a skateboard near a wall and you push on the wall with a force of 30N30 \mathrm{~N}30N. Disinfection/Sterilization. 5 Levels of MOPP. What toxin do you suspect and how do you treat it? For example, contaminants such as glues, cements, resins, and muds have much greater adhesive properties than elemental mercury and consequently, are difficult to remove by physical means. They should only be used for decontamination in extreme cases where other cleaning agents will not remove the contaminant. Decontaminating Pets Municipal (tap) water sources may be contaminated during a radiation emergency. Cover equipment and tools with a strippable coating which can be removed during decontamination. Five major factors affect the extent of permeation: All personnel, clothing, equipment, and samples leaving the contaminated area of a site (generally referred to as the Exclusion Zone) must be decontaminated to remove any harmful chemicals or infectious organisms that may have adhered to them. 3. Which of these are fast-acting compounds that attack oxygen-dependent tissues known to be particularly sensitive to these compounds? Some detergents can be used with organic solvents to improve the dissolving and dispersal of contaminants into the solvent. Which form of plague is responsible? For example: In addition, Standard Operating Procedures should be established that maximize worker protection. Chemical disinfectants are a practical means of inactivating infectious agents. AMedP-7.1 Medical Management of CBRN Casualties AMedP-7.2 CBRN First Aid Handbook Emergency contact number: Poisons / CBRN specialist advice or notification number: Local medical facility notification number: Military liaison number: NOTES CBRN First Responser (Medical) Card 2 AMedP-7.2.1(J9) Version 1 (EN) Remove or neutralize contamination.