该小组履行以下部分或全部职责：

牙医助理

• 为患者准备牙科检查，并在检查和牙科治疗期间协助牙医
• 对仪器和设备进行消毒和维护
• 准备牙科器械、填充物、化合物和各种牙科材料
• 拍摄和显影 X 光片
• 抛光牙齿和临床牙冠并涂上氟化物和密封剂
• 为诊断模型取初步印象
• 对患者进行口腔卫生教育
• 履行文书职责，例如准备发票、处理付款、安排患者预约、记录执行的牙科手术以及订购牙科和办公用品
• 可执行口腔内职责，如拆除缝线、采集和记录生命体征、应用脱敏剂、局部麻醉剂、抗龋剂和冠状美白、制造、放置和移除临时牙冠和修复体，以及应用和移除橡皮障
• 还可以进行牙髓活力测试以及牙周筛查和记录。

牙科实验室助理

• 从牙齿印模准备石膏模型和模具
• 准备蜡咬合块和印模托盘
• 用于牙桥和义齿基托的铸金或金属合金
• 将塑料材料装入模具中以形成全口或局部义齿
• 在假牙装置上铸模蜡以形成人造牙龈的完整轮廓
• 用金、银、不锈钢或其他金属制作正畸带
• 完成假牙的金属框架，抛光和抛光假牙以获得自然的光洁度。

• 牙科助理需要完成为期八个月至一年的大学或其他牙科援助课程，或完成中学的在职培训。
• 除魁北克省和安大略省外，所有省份都需要在监管机构注册。
• 除魁北克省外，所有省份都需要国家牙科助理考试委员会的认证才能执行口腔内职责，在魁北克省，口腔内职责不由牙科助理执行。
• 牙科实验室助理通常需要中学学历和长达两年的在职培训。

• 牙科实验室助理可以通过培训、经验和注册晋升为牙科技师和技术员职位。
• 在一些省份，牙科助理分为两个级别：一级 - 椅旁助理和二级 - 口内助理。通过教育、培训和执照，可以从一级升至二级。

• 牙科保健员和牙科治疗师（32111）
• 牙科技师和技师 ( 32112)

This group performs some or all of the following duties:

Dental assistants

• Prepare patients for dental examination and assist the dentist during examinations and dental treatments
• Sterilize and maintain instruments and equipment
• Prepare dental instruments, fillings, compounds and various dental materials
• Take and develop X-rays
• Polish teeth and clinical crowns and apply fluoride and sealant
• Take preliminary impressions for diagnostic casts
• Educate patients concerning oral hygiene
• Perform clerical duties such as prepare invoices, process payments, schedule patient appointments, record dental procedures performed and order dental and office supplies
• May perform intra-oral duties such as remove sutures, take and record vital signs, apply desensitizing agents, topical anaesthetic, anticariogenic agents and coronal whitening, fabricate, place, and remove temporary crowns and restorations, and apply and remove rubber dams
• May also perform pulp vitality testing as well as periodontal screening and recording.

Dental laboratory assistants

• Prepare plaster models and moulds from dental impressions
• Prepare wax bite-blocks and impression trays
• Cast gold or metal alloys for bridges and denture bases
• Pack plastic material in moulds to form full or partial dentures
• Mould wax over denture set-up to form full contours of artificial gums
• Make orthodontic bands from gold, silver, stainless steel or other metals
• Finish metal framework of dentures and polish and buff dentures to obtain natural finish.

• Dental assistants require completion of an eight-month to one-year college or other program in dental assistance or completion of secondary school with on-the-job training.
• Registration with a regulatory body is required in all provinces except Quebec and Ontario.
• Certification by the National Dental Assisting Examination Board is required to perform intra-oral duties in all provinces except in Quebec, where intra-oral duties are not performed by dental assistants.
• Dental laboratory assistants usually require secondary school and up to two years of on-the-job training.

• Dental laboratory assistants may progress to dental technologist and technician positions with training, experience and registration.
• In some provinces there are two levels of dental assistants: Level I - chair-side assistant and Level II - intra-oral assistant. Progression from Level I to Level II is possible with education, training and licensure.

• Dental hygienists and dental therapists (32111)
• Dental technologists and technicians (32112)