Course Title: Prepare to expose a prescribed dental radiographic image

Part A: Course Overview

Program: S0093 Dental Assisting Radiography

Course Title: Prepare to expose a prescribed dental radiographic image

Portfolio: SEH Portfolio Office

Nominal Hours: 80

Regardless of the mode of delivery, represent a guide to the relative teaching time and student effort required to successfully achieve a particular competency/module. This may include not only scheduled classes or workplace visits but also the amount of effort required to undertake, evaluate and complete all assessment requirements, including any non-classroom activities.

Course Code




Learning Mode

Teaching Period(s)


City Campus


155T Vocational Health and Sciences

Distance / Correspondence or Face-to-Face or Internet or Workplace

Term1 2015

Course Contact: Ms. Sandra Torbica

Course Contact Phone: +61 3 9341 1408

Course Contact Email:

Course Description

This unit of competency describes the skills and knowledge required to interpret a prescribed request for a dental radiographic image. It also includes the preparation of the client for dental radiography and the selection of equipment requirements

All procedures are carried out in accordance with work health and safety (WHS) policies and procedures, current infection control guidelines, Australian and New Zealand Standards for maintaining infection control and the policies and procedures of the dental practice or organisation
All tasks are carried out in accordance with state or territory legislative requirements

This unit applies to dental assisting work

Pre-requisite Courses and Assumed Knowledge and Capabilities

 HLTIN301C Comply with infection control policies and procedures
 HLTIN302C Process reusable instruments and equipment in health work
 HLTWHS300A Contribute to WHS processes

National Competency Codes and Titles

National Element Code & Title:

HLTDA411D Prepare to expose a prescribed dental radiographic image


1. Apply knowledge of ionising radiation to produce a dental radiograph

1. Interpret the request for the prescribed dental radiographic image

2. Apply knowledge of radiationbiology to protect client, operator and others from ionising radiation

2. Refer to previous dental radiographic imaging

3. Assess and determine the procedure prior to exposing a dental radiographic image

3. Determine image characteristics of a dental radiographic image to minimise the necessity for retakes

4. Minimise radiation by maintaining quality in processing

4. Select and prepare dental radiographic imaging equipment and accessories appropriate to the procedure

Learning Outcomes

1.1 Interpret the request accurately using appropriate dental terminology
1.2 Assess the request for sufficient information to produce the radiographic image and obtain additional information when necessary
1.3 Determine the appropriate technique from the request
1.4 Select and use appropriate technical variables in accordance with manufacturer specifications and client requirements

2.1 Review previous dental radiographic images for technical quality
2.2 Refer to previous dental radiographic images and dental records for evidence of pre-existing conditions diagnosed by dentist or dental specialist
2.3 Obtain additional information and advice from the dentist or dental specialist when necessary

3.1 Determine the client’s ability to comply with instructions
3.2 Review modifications to the standard procedure with the operator prior to implementation
3.3 Obtain additional information and advice from the dentist or dental specialist prior to proceeding with the procedure if required
3.4 Explain the procedure and necessary requirements clearly to the client prior to commencement
3.5 Prepare client prior to producing a dental radiographic image
3.6 Confirm client identity and match to the request
3.7 Obtain consent from the client /carer

4.1 Select appropriate dental radiographic imaging equipment for the procedure and identify client requirements
4.2 Select and use correctly appropriate accessories for dental radiographic imaging
4.3 Select appropriate technical variables of the dental radiographic imaging equipment

Overview of Assessment

Assessment will include demonstration of underpinning knowledge, and skills; assessment activities may include:

· Simulated practical assessment
· Log Book
· Clinical video assessment