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DANB's NELDA (NELDA) Practice Tests & Test Prep by Exam Edge - Topics



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Understanding what is on the DANB's NELDA exam is crucial step in preparing for the exam. You will need to have an understanding of the testing domain (topics covered) to be sure you are studying the correct information.

  • Directs your study efforts toward the most relevant areas.
  • Ensures efficient and adequate preparation.
  • Helps identify strengths and weaknesses.
  • Allows for a focused approach to address gaps in understanding.
  • Aligns your preparation with the exam's expectations.
  • Increases the likelihood of success.
  • Keeps you informed about your field's current demands and standards.
There is no doubt that this is a strategic step in achieving certification and advancing your career.

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DANB's National Entry Level Dental Assistant Exam Blueprint

Understanding the exact breakdown of the DANB's National Entry Level Dental Assistant test will help you know what to expect and how to most effectively prepare. The DANB's National Entry Level Dental Assistant has multiple-choice questions The exam will be broken down into the sections below:

DANB's National Entry Level Dental Assistant Exam Blueprint
Domain Name % Number of
Questions
RHS
     Expose and evaluate (intraoral, extraoral) 37% 19
     Process 16% 8
     Mount/label 11% 6
     Radiation safety-patient 24% 12
     Radiation safety-operator 12% 6
ICE
     Patient and dental healthcare worker education 10% 5
     Prevent cross-contamination and disease transmission 20% 10
     Maintain aseptic conditions 10% 5
     Perform sterilization procedures 15% 8
     Environmental asepsis 15% 8
     Occupational safety 30% 15
AMP
     Head and neck 15% 8
     Oral cavity 25% 13
     Tooth anatomy, morphology, and related characteristics 20% 10
     Tooth numbering systems 15% 8
     Occlusion 15% 8
     Oral pathology 10% 5

DANB's National Entry Level Dental Assistant - Exam Topics Sample Questions

The central nervous system communicates through the:

Correct Answer:
enteric plexuses


the central nervous system (cns), which includes the brain and spinal cord, is a complex network that communicates with various parts of the body to coordinate activities and processes. this communication occurs through different pathways, including cranial nerves, spinal nerves, ganglia, and the enteric plexuses. each of these components plays a crucial role in transmitting information between the cns and the body.

the enteric plexuses, specifically, are significant but often less recognized components of this communication network. they are intricate networks of neurons embedded in the walls of the gastrointestinal tract. these plexuses are sometimes referred to as the "second brain" because of their ability to function autonomously and control the gastrointestinal environment independently of the cns. the enteric plexuses primarily manage digestive functions through local control of gut motility, secretion, and blood flow.

it is essential to highlight that while the enteric plexuses can operate independently, they still communicate with the cns. this communication is facilitated through connections with the autonomic nervous system (ans), particularly the parasympathetic and sympathetic divisions. the parasympathetic fibers, for instance, stimulate the activity of the enteric neurons, enhancing digestion, while the sympathetic fibers can inhibit it.

therefore, when discussing how the cns communicates, mentioning the enteric plexuses is correct and relevant, especially in the context of their role in managing digestive processes and their interaction with broader neurological pathways. this complex interplay ensures that the cns can oversee and coordinate internal functions effectively, even those as localized and specialized as digestion within the gastrointestinal tract.