OEC Chapter 12 Test Questions with Correct Answers

OEC Chapter 12 Test Questions with Correct Answers 1. Which of the following statements regarding poisonings is true? a. A poison is any substance that causes harmful effects when introduced into the body. b. All toxins are poisonous when in contact with the human body. c. The majority of poisonings are intentional and result in homicide or suicide. d. The number-one cause of poisoning in the United States is prescription medications. - Answer-Answer: a Objective: 12-3 Reference: 387, 390 2. Which of the following terms does not indicate a route of absorption in the body? a. Ingestion b. Inhalation c. Distribution d. Transdermal route - Answer-Answer: c Objective: 12-2 Reference: 387-388 3. A 44-year-old patient was found at home unresponsive. Based on his clinical presentation and the fact that he was burning a kerosene heater in an enclosed room, you determine that he is suffering from carbon monoxide poisoning. Based on this information, which route of exposure would you recognize as responsible for the poisoning? a. Transdermal route b. Inhalation c. Ingestion d. Absorption - Answer-Answer: b Objective: 12-2 Reference: 391 4. Distribution of a poisonous substance in the body occurs primarily through the: a. lymphatic system. b. circulatory system. c. endocrine system. d. gastrointestinal system. - Answer-Answer: b Objective: 12-1 Reference: 389 5. The process by which the body breaks down a substance is known as: a. elimination. b. detoxification. c. metabolism. d. distribution. - Answer-Answer: c Objective: 12-1 Reference: 389 6. The speed at which a toxin is distributed in the body is affected by: a. the heart rate. b. body mass. c. the respiratory rate. d. urination. - Answer-Answer: a Objective: 12-1 Reference: 396 7. Anything that has mass and occupies space is known as a: a. poison. b. toxin. c. cell. d. substance. - Answer-Answer: d Objective: 12-3 Reference: 387