week 2 vocal anatomy

8/10/2019 Week 2 Vocal Anatomy

1/30

MUE412

o ce

e o s

Week2

ssoc

ro

r

az a o azaFacultyofMusic


2/30

Introduction

to

Vocal

Introduction

to

Vocal

AnatomyAnatomy


3/30

ImportanceofUnderstandingtheImportanceofUnderstandingthe

Vocal

AnatomyVocal

Anatomy

Createsawarenessofhowthebod functionsto

producesound

Knowledgeofvocalanatomyhelpsteachersof

singingtobemoreawareofthemechanicsof

toneproduction

Helpssingersunderstandthedelicatepartsofthevocalmechanism

un ers an ng,s ngers

w

e

sens ve

o

howtheirvocalcordsproducesoundandbe


4/30

e

t roate

t roat


5/30


6/30


7/30

ProductionProduction


8/30

na omy

o

o ce

ro uc onna omy

o

o ce

ro uc on


9/30

Subsystem Voice

Organs Role

in

Sound

Production

system

, ,

ribs,

abdominal

muscles Lungs

pressure

to

cause

vocal

folds

tovibrate

Vibratorysystem Voicebox(larynx)

Vocalfolds

Vocalfoldsvibrate,

changingairpressureto

soundwaves

producing

vo ce soun , requent y

describedasa"buzzy sound

Variespitchofsound

Resonating

system

Vocaltract:throat

(pharynx),oralcavity,nasal

passages

Changesthe"buzzy

sound"intoaperson's

recognizablevoice


10/30


11/30

Also

called

the

voice

box Ashort1.5intube

Locatedinthefrontpart

ofthe

neck

between

pharynxandtrachea


12/30

Laryngealcartilages

during

swallowing) Thyroidcartilage(Adamsapple)

Arytenoid cartilages(attachthevocal

cords)


13/30

LarynxLarynxFront, side& backview


14/30

Front


15/30

KeyFunctionoftheVoiceBoxKeyFunctionoftheVoiceBox

LarynxLarynx

Thekey

function

of

the

voice

box

is

to

open

twovocalfolds).

Role

in

breathin :O en

lottis

Roleincoughreflex:Close,thenopenglottis

Roleinswallowing:Closeglottis

Role

in

voice:Closeglottis

and

adjust

vocal

fold

tension(plusadditionalfunctionsforsinging)


16/30

Soundcreation

Preventsairfromescapingthelungs

duringweightlifting,

holding

your

breath

Protectionoflungsagainstforeign

objects


17/30

" "

componentsof

voice

production:

voiced

, , .

Voicedsound:Thebasicsoundproducedby

" " .

Thisisfrequentlydescribedasa"buzzy"

.

significantlyfromvoicedsoundforspeech.


18/30

Resonance:Voicesoundisamplifiedand

throat,mouth

cavity,

and

nasal

passages).

The

resonators roducea erson'sreco nizablevoice.

Articulation:Thevocal

tract

articulators

the

tongue,softpalate,andlips)modifythevoicedsound.Thearticulatorsproduce

recognizablewords.


19/30

Inspeech,therateofvibrationofthevocalfoldscreatesthefrequencyorpitchofthethe sound.

Thefrequency

or

frequencies

at

which

the

air

columnvibratesdeterminesthequalityofthetone.

the

air

column

from

the

larynx

to

the

lips

,variationinwidth.

,17.5cmlonginadultmalesand14.7cmlonginadultfemales.


20/30


21/30

PhonationPhonationhttp://www.eduweb.vic.gov.au/edulibrary/public/ohs/voice_pro

duction.pdf

Whenwebreatheinandoutwithoutspeaking,thevocalfoldsin

thelarynx

are

open

to

allow

the

air

to

pass

to

and

from

the

lungs

easily.

,themusclesofthelarynxtoclosethevocalfolds.

Whentheaircomingupfromthelungsmeetstheclosedvocalfolds

the

ressure

and

flow

of

the

air

overcomes

the

resistance

of

thevocalfoldsandsetsthemintoapatternofrapidvibration.

Thatis,thevocalfoldsopenandcloserepeatedly,around200220timespersecondforwomenand100120timespersecondfor

men.

Thisrapidvibrationofthevocalfoldsproducesthesoundwavesinthe

.

Thevocalfoldsarethereforethesourceofthehumanvoice.


22/30

Phonation

Refertowebsiteforanimatedvisualsonmechanism:http://www.getbodysmart.com/ap/respiratorysystem/larynx/

phonation/tutorial.html


23/30

VoicecareforTeachersprogramVoicecareforTeachersprogramhttp://www.eduweb.vic.gov.au/edulibrary/public/ohs/voice_production.pdf

Thelarynxislocatedonthetopof thetracheaandisbehindtheAdams A le.

The

two

vocal

folds

in

the

larynx

are

approximately

20

mm

in

length

andare

stretched

from

just

behind

the

Adams

Apple

in

the

front

of

yournecktothebackofthelarynx.

Thesevocalfoldsarecomplexstructuresmadeupoffourmainlayers.

The

outer

layer

is

the

mucous

membrane

(or

epithelium).

rec yun er emucousmem rane saso ,p a e ayer e w

fluid;thislayerisknownasReinkes space.

ThemucousmembraneandReinkes spacearetogetherknownasthecoverofthevocalfolds.

Thiscover

of

the

vocal

folds

must

be

kept

moist

and

pliable

so

that

it

canmovefreelyinawavelikemotion(themucosalwave)overthedeeperlayersofthefolds.

,becomeroughandthepersonmayexperiencethroatdiscomfort.


24/30

Voice ro ectionandresonanceisim ortantin

singing Voiceprojectionallowsthepersontobeheard

Voiceprojectioninvolvesthemaximumuseofthebreathingmechanisminsoundproduction

Whatwerecognizeas"vowels"areactuallychan esinthe ualit ofthetone.Ourton ues

allowus

to

change

the

shape

of

the

"tube",

specificallychangingthecrosssectional"width".


25/30

(vibrates)the

air

column

and

this

in

turn

larynxtovibrate/resonateaswell.

harmonywiththevoiceareoftencalled

.


26/30

ChestandLowerBodylowpitchesando ensounds "AW"

Throat

mid

range,

easy

speaking

tone ,

vowels

Nasal

close,

front

vowels,

especially

Facialhighrange,frontvowels

Sinusgiventhattherearesomany

s nuses,

many

eren

qua y

soundsactivatethem

Bonesoftheskullfalsetto,veryhighrange,c ose vowe s.


27/30

Closeupview


28/30

" "

changesin

the

quality

of

the

tone.

Our

"tube",specificallychangingthecross

" "

.


29/30

Mechanism

Mechanism

ofof

singingsinging

ResonatorsArticulators

Vibrators


30/30

adultsand

children

ow oes engt t c nesso t e

vocal

folds

affect

the

pitch

of

a

person svo ce

week 2 vocal anatomy

Documents