Nzqa registered unit standard 12730 version 4



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NZQA registered unit standard

12730 version 4




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Title

Describe the special senses of the human body

Level

4

Credits

4




Purpose

People credited with this unit standard are able to describe: the ear and the functional process of hearing and balance; the eye and the normal functional process of sight; the nose and the functional process of smell; and the tongue and the functional process of taste.




Classification

Health, Disability, and Aged Support > Core Health




Available grade

Achieved


Explanatory notes
1 Reference

Marieb, E.N. (2010). Essentials of human anatomy and physiology (10th ed.). San Francisco, CA: Pearson/Benjamin Cummings.


2 As the content of this unit standard is largely informational, evidence requirements assume that knowledge will be acquired from the reference text in conjunction with models and other information-bearing media. In this regard it is expected that outcomes and evidence will be in accordance with the reference text.
3 Definition

Normal structure and function refers to structure and function which are not impaired by abnormalities or dysfunction.
Outcomes and evidence requirements
Outcome 1
Describe the ear and the functional process of hearing and balance.
Evidence requirements
1.1 The structure of the ear is described.
Range external ear, middle ear, inner ear, vestibulocochlear nerve.
1.2 The functional process of hearing is described.
Range sound waves, tympanic membrane, ossicles, oval window, spiral organ/organ of Corti, vestibulocochlear nerve.
1.3 The role of the ear in maintenance of balance is described.
Range static equilibrium, dynamic equilibrium.
Outcome 2
Describe the eye and the normal functional process of sight.
Evidence requirements
2.1 The normal structure and function of the eye are described.
Range sclera, cornea, choroid, ciliary body, iris, lens, retina, interior of eyeball, optic nerve.
2.2 The function of the accessory structures of the eye is described.
Range eyelashes, eyebrows, eyelids, conjunctiva, lacrimal gland, lacrimal sac.
2.3 The normal functional process of sight is described.
Range refraction, accommodation, convergence, rods and cones.
Outcome 3
Describe the nose and the functional process of smell.
Evidence requirements
3.1 The structure of the nose in relation to the sense of smell is described.
Range superior nasal conchae, roof of nose, mucous membrane, olfactory nerve endings and fibres, olfactory bulb, olfactory tract.
3.2 The functional process of smell is described.
Range inhalation of chemical particles, dissolving of particles, stimulation of nerve cells, perception threshold.
Outcome 4
Describe the tongue and the functional process of taste.
Evidence requirements
4.1 The structure of the tongue in relation to the sense of taste is described.
Range papillae, taste buds.
4.2 The functional process of taste is described.
Range areas of taste sensation including sweet, sour, bitter, and salt; sensations of taste; stimulation of nerves; gustatory centre.



Planned review date

31 December 2017


Status information and last date for assessment for superseded versions

Process

Version

Date

Last Date for Assessment

Registration

1

23 October 1998

31 December 2012

Review

2

26 May 2004

31 December 2012

Review

3

20 March 2008

31 December 2012

Review

4

20 September 2012

N/A




Consent and Moderation Requirements (CMR) reference

0024

This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note

Providers must be granted consent to assess against standards (accredited) by NZQA, before they can report credits from assessment against unit standards or deliver courses of study leading to that assessment.


Industry Training Organisations must be granted consent to assess against standards by NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and which are assessing against unit standards must engage with the moderation system that applies to those standards.
Requirements for consent to assess and an outline of the moderation system that applies to this standard are outlined in the Consent and Moderation Requirements (CMR). The CMR also includes useful information about special requirements for organisations wishing to develop education and training programmes, such as minimum qualifications for tutors and assessors, and special resource requirements.
Comments on this unit standard
Please contact the Community Support Services ITO Limited info@careerforce.org.nz if you wish to suggest changes to the content of this unit standard.

Community Support Services ITO Limited

SSB Code 101814



Ó New Zealand Qualifications Authority 2018





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