ANATOMY OF

PRERANA MISHRAM.B.B.S.-013

D-21

Respiratory System

Laryngeal System

Articulatory System

THREE SUB-SYSTEMS OF SPEECH PRODUCTION

1) ROLE OF RESPIRATORY SYSTEM

2)ROLE OF LARYNGEAL SYSTEM

PHONATORY CYCLE

a) Normal Voice b) Whisper

c) Breathy Voice

MODES OF PHONATION

d) Creaky Voice e) Falsetto

a) Active Articulators LOWER LIP

TONGUE

GLOTTIS

UVULA

3) ROLE OF ARTICULATORY SYSTEM

b) Passive Articulators

PALATE ALVEOLAR RIDGE UPPER LOWER TEETH NASAL CAVITY VELUM PHARYNX EPIGLOTTIS OESOPHAGUS TRACHEA

DISORDERS OF SPEECH BROCA’S APHASIA DYSARTHRIA

DISORDERS OF VOICE DYSPHONIA APHONIA PUBERPHONIA

HYPERFUNCTIONAL DISORDERS STAMMERING

OTHER DISORDERS STRIDOR HOARSENESS

DISORDERS OF VOICE AND SPEECH

Speech is made during expiratory phase.

Amplification is a necessity.

TAKE HOME MESSAGE