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DHA Orthodontic Assistant (DHA-OA) Practice Tests & Test Prep - Exam Info



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The more you know about the DHA Orthodontic Assistant exam the better prepared you will be! Our practice tests are designed to help you master both the subject matter and the art of test-taking to be sure you are fully prepared for your exam.

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  • What is the DHA Orthodontic Assistant certification exam?
  • Who is Responsible for the DHA exam?
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DHA Orthodontic Assistant - Additional Information

At ExamEdge.com, we focus on making our clients' career dreams come true by offering world-class practice tests designed to cover the same topics and content areas tested on the actual Dubai Health Authority DHA Orthodontic Assistant (DHA-OA) Certification Exam. Our comprehensive DHA Orthodontic Assistant practice tests are designed to mimic the actual exam. You will gain an understanding of the types of questions and information you will encounter when you take your Dubai Health Authority DHA Orthodontic Assistant Certification Exam. Our DHA Orthodontic Assistant Practice Tests allow you to review your answers and identify areas of improvement so you will be fully prepared for the upcoming exam and walk out of the test feeling confident in your results.

Because our practice tests are web-based, there is no software to install and no need to wait for a shipment to arrive to start studying. Your DHA Orthodontic Assistant practice tests are available to you anytime from anywhere on any device, allowing you to study when it works best for you. There are 10 practice tests available, each with 100 questions and detailed explanations to help you study. Every exam is designed to cover all of the aspects of the DHA Orthodontic Assistant exam, ensuring you have the knowledge you need to be successful!

DHA Orthodontic Assistant - Additional Info Sample Questions

Of the following, which activity can help break the chain of infection between the host and agent?

Correct Answer:
getting rid of infection before it begins.


the concept of breaking the chain of infection is crucial in preventing the spread of diseases. the chain of infection includes six links: the infectious agent, reservoir, portal of exit, means of transmission, portal of entry, and susceptible host. effective interruption of any of these links can stop the spread of infection. among the suggested activities, "getting rid of infection before it begins" is identified as the most effective in breaking the chain between the host and the agent.

the rationale behind this choice is based on preventive measures that reduce the risk of infection even before potential exposure. preventive strategies include maintaining a healthy lifestyle, such as eating a balanced diet and engaging in regular physical activity, which strengthen the immune system. additionally, keeping immunizations up-to-date protects individuals from specific pathogens by providing immunity before exposure to the infectious agent.

other measures mentioned, such as using clean equipment and sterilizing, are also crucial but serve different roles in the infection prevention process. using clean equipment primarily prevents the transmission of infectious agents by ensuring that the means of transmission and portal of entry are free from contaminants. similarly, sterilization is an effective way to eliminate infectious agents from tools and surfaces, thus acting on the reservoir and means of transmission links of the chain.

in summary, while all measures contribute to infection control, focusing on preventive actions that inhibit the initiation of infection aligns directly with breaking the chain between the host and the agent. this approach not only protects individuals but also reduces the overall burden of disease in the community by preventing the occurrence of infections that can later become sources of further transmission.