Gestual systems Notes
from the grammars of spoken
No specific message
Purely expressive message
Represents an idea, a physical entity or a process
Function of Language Notes
Semantics: literal meaning.
Pragmatics: intended meaning or how sentences are used.
Articulator Phonetics: the study of how speech sounds are
Acoustic Phonetics: the study of the 'physics" of speech
The study of the psychological aspect of language: the
relationship between language and the mind.
First Language Acquisition: how children acquire their
Second Language Acquisition: how children/adults
SIGN LANGUAGE Notes
Used primarily by hearing-impaired people,
Uses a different medium: hands, face, and eyes (rather than
vocal tract or ears).
NOT derived from spoken language
Sign Language exhibits same functional properties and
follow same universal p
VERBAL AND NONVERBAL LANGUAGE Notes
Human interaction and communication involve both verbal and
Verbal language is what is being spoken. Language is
Nonverbal language is communication in ways other than
spoken words su
Augmentative and Alternative Communication Notes
the supplementation or replacement of speech and/or
Who uses AAC?
Developmental apraxia of speech
benefits from adaptive computer access technologies Notes
Individuals with Visual Disabilities
Individuals with Physical Disabilities
Individuals with Cognitive Disabilities
Things to Consider
What is the expected outcome of using AT?
What is the individu
Introduction to Sign Language Notes
1 in 1000 babies born deaf
2 million profoundly deaf people in the U.S.
15 million Hearing-impaired people in the U.S.
90% of deaf babies are born to hearing parents
100,000-500,000 ASL users in the U.S.
Is (American) S
American Sign Language Notes
The primary language of many North Americans deaf people
Includes some elements of LSF and the original local Sign
ASL and FSL contain similar signs but they can no longer be
understood by each other's users
ASL Grammar Notes
Hand-shape, location, movement, palm orientation
(features on their own may mean nothing)
Theres also assimilation, syllabic constraints, etc, (as
in the in the phonology of spoken languages).
Parts of speech
Structure of ASL Notes
Five Basic Parameters
Shape of the hand
Place of articulation (location)
Orientation of the hand to body
Region of the hand contacting body
Orientation of hands to each other