Self-defense: from your kitchen to the science lab and the playing field, how protection-smart are you? Take this quiz to find out. (Check your Knowledge).Name: 1. A chipped test tube is just as good as a new one. a. True b. False 2. You're stirring a flask flask (flask) 1. a laboratory vessel, usually of glass and with a constricted neck. 2. a metal case in which materials used in making artificial dentures are placed for processing. and a stray drop of liquid splashes into your eye. It's starting to sting. What do you do? a. Gently massage your eyes with your fingers. b. Put your goggles goggles, n the protective eyewear worn by dental personnel and patients during dental procedures. goggles see periocular leukotrichia. on immediately. c. Flush your eyes with cold water and notify your teacher. d. Blot your eyes with lint-free tissues. 3. When should you wear lab goggles? a. While working around a Bunsen burner Bunsen burner, gas burner, commonly used in scientific laboratories, consisting essentially of a hollow tube which is fitted vertically around the flame and which has an opening at the base to admit air. A smokeless, nonluminous flame of high temperature is produced. . b. When pouring a bottle labeled acid. c. When instructed. d. All of the above. 4. If an injured person has a sharp object stuck in his or her body a. do not try to pull the object out. b. prevent the victim from yanking out the object. c. call 911 and help the person get to the emergency room fast. d. all of the above. 5. If thunderstorms thunderstorms a storm characterized by thunder and lightning caused by strong rising air currents; identified as agents of animal disease because of their involvement causing (1) spasmodic colic; (2) lightning strike; (3) injuries of cattle acquired in stampedes initiated by storms. are near, do not take cover a. in a substantial building. b. in a hard-top car or camper. c. under a tree. d. in a shuttle bus. 6. Which of the following statements is false? a. It's dangerous to touch a person who has been injured by lightning. b. Lightning victims may be temporarily blind or deaf. c. You should always check an unconscious lightning victim's pulse and breathing. d. Lightning victims may be confused and need help making safety decisions. 7. Dented or bulging canned food canned food food sterilized by heat in a closed, durable container such as tin and aluminum cans, flexible aluminum foil and thermoplastic containers including squeeze tubes. Technically, the processes used are highly efficient and used universally. means a. you are getting either more or less food for the buck. b. it's packed with too little or too much oxygen. c. it could harbor a deadly bacterium called Clostridium botulinum Clostridium bot·u·li·num n. A bacterium that occurs widely in nature and is a cause of botulism; its six main types, A to F, are characterized by antigenically distinct but pharmacologically similar, very potent neurotoxins. . d. the can was thrown on the floor. 8. It's important to set a refrigerator thermostat thermostat, automatic device that regulates temperature in an enclosed area by controlling heating or refrigerating systems. It is commonly connected to one of these systems, turning it on or off in order to maintain a predetermined temperature. to below 4.4 [degrees] C (40 [degrees] F) because that prevents a. odor. b. cross-contamination of foods. c. molding. d. bacteria from multiplying quickly in warm air. CHECK YOUR KNOWLEDGE 1. b 2. c 3. d 4. d 5. c 6. a 7. c 8. d |
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