EFMB questions with correct answers

Malaria is a serious disease occurring most commonly in tropical and semitropical regions. It is caused by a microscopic parasite carried by the ______ mosquito. Yellow fever is a viral disease transmitted by the _____ mosquito. CORRECT ANSWER Anopheles / Aedes These are the four properties or characteristics of noise which determine whether a given noise is likely to be hazardous to workers hearing. CORRECT ANSWER Frequency, Intensity, Nature of the Noise, Exposure Duration These are the 4 routes of entry that toxic industrial chemicals can enter the body. CORRECT ANSWER Inhalation- most important route of entry Absorption- most common occupational disease seen is dermatitis Ingestion- occurs as a result of eating or smoking with contaminated hands, contaminated utensils, or in contaminated areas. Injection- Accidental injection may occur from the use of high-pressure air or from liquid lines rupturing, or from puncture wounds caused by contaminated objects. Names the 4 diseases carried by rodents and the 3 diseases spread by rodents. CORRECT ANSWER Diseases Carried by rodents: Leptospirosis, Salmonellosis, hantavirus, rat bite fever. Diseases spread by rodents: Plague, Murine Typhus, Rickettsial pox. These arthropods are responsible for the spread of epidemic typhus? Disease transmitted to humans by the rat flea? CORRECT ANSWER The body louse Bubonic plague