Describe tooth notation and anatomy, dental caries, and periodontal disease
People credited with this unit standard are able to describe tooth notation and anatomy, dental caries, and periodontal disease.
Health, Disability, and Aged Support > Allied Health Assistance
Explanatory notes 1 Legislation relevant to this unit standard includes:
Health and Disability Commissioner (Code of Health and Disability Services Consumers’ Rights) Regulations 1996;
Health Practitioners Competence Assurance Act 2003;
Health (Retention of Health Information) Regulations 1996;
Privacy Act 1993.
2 New Zealand Standards relevant to this unit standard include:
AS/NZS 4478:1997 Guide to the reprocessing of reusable containers for the collection of sharp items used in human and animal clinical/medical applications;
AS/NZS 4815:2006 Office-based health care facilities – Reprocessing of reusable medical and surgical instruments and equipment, and maintenance of the associated environment;
NZS 4304:2002 Management of Healthcare Waste;
NZS 8134.1:2008 Health and disability services Standards – Health and disability services (core) Standards;
NZS 8134.3:2008 Health and disability services Standards – Health and disability services (infection prevention and control) Standards;
NZS 8153:2002 Health records.
All New Zealand Standards are available at http://www.standards.co.nz/.
3 Primary references
Beaglehole, R., Benzian, H., Crail, J., & Mackay, J. The oral health atlas: Mapping a neglected global health issue. Cointrin, Switzerland: FDI World Dental Federation.
Bird, D., and Robinson, D. (2011). Modern dental assisting. (10th ed.). New York: Churchill Livingstone/Elsevier.
FDI World Dental Federation. (n.d.) Two-digit notation. Retrieved 4 April, 2011, from http://www.fdiworldental.org/two-digit-notation.
Finkbeiner, B., & Johnson, C. (1997). Mosby’s comprehensive review of dental assisting. Mosby: St Louis, USA.
New Zealand Dental Association. (n.d.). Gum disease. Retrieved 4 April, 2011, from http://www.healthysmiles.org.nz/default,284,gum-disease.sm.
New Zealand Dental Association. (2010). Health smile, healthy child: Oral health guide for well child providers (3rd ed.). Auckland: Author, available at http://www.healthysmiles.org.nz/assets/pdf/HealthySmilesBooklet-3rdEdition_sml.pdf.
The New Zealand Society of Periodontology. (n.d.). What is periodontal (gum) disease. Retrieved 4 April, 2011, from http://www.perionz.org/what-is-periodontal-disease/.
4 This unit standard cannot be assessed against in a simulated environment. For assessment, candidates must demonstrate competence in the workplace through paid or unpaid employment, or in placements in a service provider workplace negotiated by an education provider.
Candidate refers to the person seeking credit for this unit standard.
Dental caries is a disease in which bacteria destroy hard tooth structure.
Periodontal disease is a bacterial infection of the gums and other tissues that attach to and anchor teeth to the jaws. It is caused by an accumulation of dental plaque on the teeth.
Secondary dentition refers to permanent teeth, often called 'adult teeth'.
Outcomes and evidence requirements Outcome 1 Describe tooth notation and anatomy.
Evidence requirements 1.1 Tooth notation is described in terms of the FDI World Dental Federation Two-digit notation (ISO-3950 notation).
Range primary dentition, secondary dentition, tooth types.
1.2 Tooth structure is described in terms of its structural components in accordance with the primary references.
Range structural components – enamel, dentine, pulp, cementum, periodontal ligament, bone, crown, root.
1.3 Tooth surfaces are described in terms of their location in accordance with the primary references.
Range evidence is required for each of the five surfaces – occlusal (incisal), mesial, distal, lingual (palatal), buccal (facial).
Outcome 2 Describe dental caries.
Evidence requirements 2.1 Dental caries is described in terms of its causes and symptoms in accordance with the primary references.
2.2 Dental caries is described in terms of its progression and management in accordance with the primary references.
Outcome 3 Describe periodontal disease.
Evidence requirements 3.1 Periodontal disease is described in terms of its causes and symptoms in accordance with the primary references.
3.2 Periodontal disease is described in terms of its progression and management in accordance with the primary references.
This unit standard is expiring. Assessment against the standard must take place by the last date for assessment set out below.
This unit standard was replaced by unit standard 29453
Status information and last date for assessment for superseded versions
Last Date for Assessment
17 June 2011
31 December 2012
19 January 2012
31 December 2018
17 March 2016
31 December 2018
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