May 25, 2026  
2025 - 2026 Eastern Iowa Community Colleges Catalog 
    
2025 - 2026 Eastern Iowa Community Colleges Catalog [ARCHIVED CATALOG]

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DEA 830 - RDA Nitrous Oxide Monitoring


Credit(s) 1.00
Lecture Hours: 0.50
Lab Hours: 1.00
This course is designed to provide theoretical concepts and skills to expand the dental assistant’s scope of practice to include monitoring of nitrous oxide inhalation analgesia.

Prerequisite(s): Certified by the Dental Assistant National Board or possess two years documented clinical Iowa registered dental assisting experience and complete a written assessment at 75% competency.
SLOs:
Upon successful completion of this course students will be able to:

  • Interpret the role of the dental assistant during the use of nitrous oxide and oxygen sedation on a patient

  • Differentiate between analgesia and anesthesia

  • Identify the indications and contraindications for use of nitrous oxide and oxygen sedation

  • Operate and maintain equipment used for nitrous oxide and oxygen sedation

  • Provide patient instructions related to nitrous oxide and oxygen sedation

  • Relate the step by step process of nitrous oxide and oxygen sedation

  • Define tidal volume and its importance

  • Identify the maximum total liters of combined gases when nitrous oxide is administered and the minimum level of oxygen

  • Monitor patients effectively during nitrous oxide and oxygen sedation

  • List and explain the negative side effects of nitrous oxide and oxygen sedation

  • Implement emergency procedures

  • Employ safety measures to minimize exposure and possible adverse effects of chronic exposure to dental personnel



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