Class Notes (837,533)
Canada (510,303)
Brock University (12,132)
Linguistics (490)
LING 2P90 (51)

October 17- Breathing apparatus- Physiology Cont'd.docx

2 Pages
Unlock Document

Richard Welland

October 17, 12 Speech Breathing and Apparatus Physiology Cont’d Test Wed. Oct. 24:  All of the breathing apparatus physiology  Format the same, multiple choice and some diagrams (spyrograms, lung capacities etc.)  All lectures and reading up until Monday Oct. 22 Changes Across the Life Span:  Children relative to adults: o Have smaller lungs and airways; smaller VC o Use higher %VC o Stop speaking at lower lung volumes o Exert more effect when speaking  Fluency affects: o # Of syllable per breath group o Amount of air used per syllable is greater  Older adults relative to younger adults: o Tend to inhale to higher lung volumes o Tend to use more air per syllable o Inhale more frequently o Speak more slowly (may compensate for other changes) o Costal cartilages harden and become stiff o Lung tissues lose elasticity o Respiratory muscle contraction rate decreases o VC, ERV, % IRV decrease o RV increases Neural Control of Breathing - Neural Structures - Control of tidal breathing - Control of special acts of breathing  Neural Substrates/Control of tidal breathing o Central nervous system o Brainstem  Lower brain centre for breathing in the Medulla; Generates
More Less

Related notes for LING 2P90

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.