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How are consonants classified?
Place, manner, and voicing
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How are vowels classified
tongue height, tongue placement, tension
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articulation disorder
difficulty with physiological movements of articulators, coordination of air support, timing of phonation
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phonology disorder
child doesnt know which sounds are contrastive and which are not, kinds of positional constraints and sequential constraints placed on verious speech sounds
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Characterizations of articulation disorders
substitutions, omissions, distortion, additions,
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Describ the error "Tar" for the word "car"
- substitution
- error is in PLACE
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Child says "tog" for dog
- substitution
- error in VOICING
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Child says "PISH" for fish
- substitution
- error in PLACE and MANNER
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Child says "ephant" for elephant
Syllable deletion
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Child says "baftub" for bathtub
- substitution
- error in place
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Causes of Speech Disorders
Structural, Genetic, Hearing Loss
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What is fluency
- Describes the flow of speech in a conversation'
- Relates to the ease and smoothness of speech
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Lower end of fluency continuum
- -Trouble finding words
- -Excessive pauses
- -Repetition of phrases to make time to think
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Upper end of Fluency Continuum
- -Politicians
- -Being fluent and saying nothing
- -Fluent speakers of foreign language
- -Glib speakers (Robin Williams)
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What are disfluencies?
- -Speech behaviors that disrupt flow of speech
- -Pauses
- -Interjections
- -Revisions
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What is a fluency disorder?
When speech contains a high rate of stoppages that disrupt flow of communication must be severe enough to impact social communication
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What is general awareness?
- -Most people know what stuttering is
- -Stuttering was the first disorder SLP's researched
- -More research on stuttering than any other disorder
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What is stuttering?
Disorder offluency characterized by certain types of disfluencies, excessive amounts of dysfluency in general, of excessive durations of dysfluencies
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What is Cluttering?
Fluency problem that can affect intelligibility; it is characterized by breakdowns at the word or phrase level, poor cohension and coherence.
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Stutter-Like Disfluencies
- Repetitions
- Prolongations
- Silent Pauses
- Broken Words
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Core vs Secondary Features
- Core- repetitions, prolongations, blocks
- Secondary- eye blinks, filler words, emotional reactions
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How many people stutter?
1%
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Are boys or girls more affected by stuttering?
Boys
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When do most children start to stutter?
age 2-5
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___% of children that stutter eventually stop
75
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What are stuttering-like disfluencie?
- -Occur on first few words of sentance
- -Occurs on major cord content
- -Predictability
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What is the amount of disfluency in a stutterer
5-10%
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What are secondary features of stuttering?
motor behavior, tightening muscles of speech aparattus,
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Impairment of speech
slower speech, unnatural speech, disruption of speech by associated behaviors
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Disability
interference with basic communication skills
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Handicap
Not getting called on in class, not being selected for a play, being hung up on.
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What causes stuttering?
- Developmental has no known cause.
- Other- predisposing + precipitating
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Constitutional factors for stuttering
- -Runs in the family
- - Boys>Girls
- -
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Precipitating factors for stuttering
predisposing factors must be present but precipitating factors determine whether or not predisposing factor is manifested, temperment, and stressors
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What to collect during a speech sample for stuttering
- -% of disfluencies per 100 words
- - Rate of speech in syllables per minute
- -Duration of blocks
- - avoidance strategies
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Inter-examiner
two different people see and hear the same thing
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Intra-Examiner
the same person makes the same observation at a different point in time
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What are the 3 options for a beginning stutterer
- -Wait, Watch, Re-evaluate
- -Enroll in therapy but not necess stutter ther.
- -Enroll in treatment with SLP
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Treatment for intermediate stutterer
Enrol in therapy, ane make realistic expectations
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What are overall goals of stuttering treatment?
- 1. speak normally without thinking about it
- 2.. Control and manage the problem
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Teaching fluent stuttering, changing sttitudes and feelings about stutter, little emphasis on data collection and counting, speaking with less tension, gaining control.
Stuttering Modification
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Spontaneous fluency is goal, little time spent on attitudes, big emphasis on data collection, any stuttering after treatment is considered failure
Fluency Shaping
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What are fluency shaping techniques?
- -Pause and talk
- -Behavior Modification (punish disfluency)
- -Computer aided home practice
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What type of hearing screening is done by one month of age?
UNHS
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Hearing Identification by three months
- Audiologic Evaluation
- Follow-up to confirm Hearing Loss
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Early Intervention for hearing by six months
Medical treatment, early services, and family support
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Over ___% of children are screened before they leave the hospital
90
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What are rick factors for late onset or progressive hearing loss?
- -Family History of HL
- -TORCH
- -Bacterial Meningitis
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What does TORCH stand for?
Toxoplasmosis, Other Agents, Rubella, Cytomegalovirus, Herpes
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What does ABR stand for?
Auditory Brain Response Test
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What is an ABR
Electrodiagnostic test that requires application of elctrodes to skin and presentation of click like sounds through earphones. Used to assess inner ear and auditory pathways
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What does OAE stand for
Otoacoustic Emissions
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What does an OAE do?
Acoustic energy produced by cochlea and measured by ear canal, may be awake but better is asleep, moderate sensitivity.
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What is the Soundfield Test?
Sounds are presented through loud speakers, assesses hearinf eaither aided or unaided, important to behaviorally confirm heraing loss, some tests can be done 3-6 months.
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Battery of tests to assess immitance audiometry
- tympanometry, acoustic reflex
- (measure mobility of eardrum and how well muscles in ear contracts to loud sound)
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What are the four components of hearing aids
microphone, amplifier, receiver, battery
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Amplification for Infants/Children
-Electronic devices inside or behind ear, Do not restore hearing, Medical clearance needed from Physician
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What makes a child a candidate for Cochlear Implants?
- -Severe-Profound SNHL
- -12+ mo
- -Lack of progress of auditory skill
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Benefits of hearing aid
-Improved audibilidy, improved communication, reduced handicap, increased participation in activities
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Limitations of Hearing Aids
Noise, Fast Speech, Takes time to adapt
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Overall satisfaction with hearing aids is __%
59
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CIC Hearing Aid
In the ear, fits deep in canal
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ITC hearing aid
in ear device, Small enough to fit almost entirely in canal (In The Canal)
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ITE Hearing Aid
(In the ear) made to fit in external ear
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BTE Hearing Aid
(behind the ear) fits snug behind the ear and is attacched to a custom earpiece
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Open fit hearing aid
Ultra thin tubing is virtually invisible
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RIC Hearing Aid
(Receiver-in-the-canal) the smallest BTE instruments
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Analog Curcuitry
- -Amplify sound wave after converting to an electrical signal
- -Less precise tuning
- -Less expensive
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Digital Circuitry
- -Amplify sound waves after they have been converted to a binary numerical code
- -Precise Tuning
- -More Expensive
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What is the average life of a hearing aid
5-7 years
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What can cause a hearing aid to whistle?
- wax
- It may need to be adjusted
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Average cost of a hearing aid
750-3000
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What does a cochlear implant do?
Bypasses a nonfunctional inner ear and stimulates a nerve with electrical current
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What does microphone of cochlear implant do?
pick up sound
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What does speech processor of cochlear implant do?
selects and arranges sounds
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What does transmitter and receiver of cochlear implant do?
receives signals and converts them into electric impulses
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What does the electrode of cochlear implant do?
collects impulses from the stimulator and sends them to the brain.
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Cochelar Implant Vs Hearing Aid
- -HA acoustically amplifies speech & relys on healthy inner hair cells
- -CI convert speech info into electric signal, bypass hair cells, stimulate hearing nerve (8th cranial nerve)
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What is Aural Rehabilitation?
Services designed to help individuals with HL realize their optimal potential. (can be in individual of group setting)
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What are the components of Aural Rehabilitation?
HA operation, Assessment of self report, Psychological counseling, Communication strategies, Speechreading, assistive devices, auditory training
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New trednt in AT
Reading disorders, mild dementia, cochlear implants/hearing aids, auditory processing disorders
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Risk Factors for Laryngel cancer
-Tobacco, Alcohol, GERD (inflammation), Epstein-Barr, HPV
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Symptoms of Laryngeal cancer
Hoarseness greater then 3 wks, lump in throat, persistent throat clearing, coughing, or sore throat, throat discomfort, difficulty breathing
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Medical Evaluation of Larynx
Case history, indirect mirror laryngoscopy, flexible fiberoptic endoscopy, Biopsy, imaging studies
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What does TNM stand for?
- T- tumpr size
- N- lymph node metastasis
- /m- presence of distand metastasis
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Treatment options for Larynx cancer
Rediation, Chemo, Laryngeal surgery, combination, laryngectomy
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Respiration for laryngectomee
air is no longer flitered, moisturized or warmed
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How are smell and taste affected after a laryngectomy?
smell impaired since can not breath through nose, which also affects taste
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Speech Rehab after laryngectomy
loss of sound generator, pulmonary source disconnected from oral cavity
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What is the most common artificial larynx?
Electro layrnx. When held against skin of jaw, converts vibration into electronic sound
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Beck-type artificial larynges
Electronic Artifical Larynges
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Oral Artifical Larynges
Cooper-Rand or P.O. Vox
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Intra Oral Artificial Larynge
Ultravoice custom built into upper denture
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Pneumatic Artificial Larynx
Memacon and Tokyo artificial Larynges (rarely used in US)
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Advantages of Artificical Larynges
Easy to learn, Equal in intelligibility to esophogeal, more easity discriminated in noise than esophogeal, can be easy changed to intraoral
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Disadvantages to Artificial Larynges
Robotic, costly, requires one hand for use, Mechanical Breakdown, Difficult to vary pitch and intensity
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Esophogeal Speech
patient transports air into esopagus, air is forced back past PE to include resonance
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Major method of air intake during esophogeal speech
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Esophogeal Speech Advantages
No mechanical devices, both hands are free, more natural sounding
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Disadvantages to esophogeal speech
takes 4-6 mo to learn, low sucess rate, phonation can be sustain for a short period, low intensity and pitch, limited pitch modulation
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Primary TEP
TE fistula puncture created at time of Laryngectomy
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Secondary TEP
TE fistula puncture created months after laryngectomy (less successful)
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Prosthesis
inserted into trachea held by strap or collar
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Advantages of Voice Prothesis
Long phnation sustainablity, more natural breathing action, easy to acquire and learn, hands free
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Disadvantages to Voice Prosthesis
daily maintenance, semi-permanent, leakage, cost, requires additional surgery
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Motor unit
aspects of movement that remain constant in different contexts
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Motor Learning
practice or experience leads to permanent changes in capability for movement
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Motor Planning
Process that defines and sequences articulatory goals prior to occurence
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Motor Programming
Process responsible for establishing the flow of motor information across speech production muscles
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Motor Execution
Process of activating relevant muscles during speech production
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Motor speech disorder may include
neromuscular defect, motor control system defect, or both
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Motor speech disorders may have deficit in
Motor planning/programming, Motor execution
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Causes of motor speech disorder
Cogenital (Downs, Cerebral palsy), Acquired (CVA, TBI, Parkinsons)
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Phonatory System
modulates airflow, controls vocal folds, used for prosody
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Respritory System
Inhale/Exhale, Airflow required for speech
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Resonatory System
Regulates airflow in oral/nasal cavitiy, nasality of speech, shape of VT impacts sound quality
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Articulatory system
regulate articulation, controls oral muscles
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Apraxia
- Disorder of motot planning
- -inability to transform linguistic representation into appropriate movement of articulators
- -Affects ARTICULATORY system
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Primary Scharacteristics of Apraxia
Effortful slow speech, distortions of sounds, impaired prosody
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Secondary Characteristics of Apraxia
groping articulatos, difficulty initiating speech, ex: hello is untomatic until on command
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Causes of Apraxia
Neurobiological, Different lesion locations associated, may accompany aphasia
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Dysarthris
Dirorder of execution may affect any or all systems
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Goal of dysarthria treatment
learn of re-learn accurate speech production, retention, generalization
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To improve Resp. System impairments
Posture changes, respiratory exercises, speak at onset of exhalation
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to improve phonatory system
exercise to increase vocal fold closure, use of easy onset voicing, increase volume
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Improve impairments of resonatory system
prosthetic device
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improve impairment of articulatory system
oral motor exercise, sound production
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improving impairments in prosody
rate control, stress training
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Why do SLP work with dysphagia?
Speech is an overlaid function,
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Dysphagia involves at least __% of all practicing SLPs
30
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Bolus
round, soft, mass of food
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Implications of dysphagia
Malnutrition, dehydration, poor wound healing, pulmonary complications, aspiration risk, poor oral care
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Voval folds must be (open/closed) when we swallow
closed to protect the airway
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Vallecula
space between tongue and eppiglottis
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pyriform sinuses
located beside larynx and formed by shape of muscle attachments to pharyngeal walls
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Sepeartes pharynx from esophagus
UES (upper esophogeal Segment)
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Two ways to Examine swallow
- FEES (Fiberoptic Endoscopic Evaluation of the Swallow)
- MBS (Modified Barium Swallow)
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4 stages of the swallow
Oral Prep Phase, Oral Phase, Pharyngeal Phase, Esophageal phase
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Oral Prep Phase
Bolus formed, Variable and voluntary stage
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Oral Ohase
Voluntary but not prolonged, lasts one second, breathing inhibited at beginning of stage, food moved to back of mouth
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Pharyngeal Phase
Bolus moves from mouth down throat to esophagus, airway protection, reflex, 1 second
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Esophageal Phase
INVOLUNTARY bolus is moved down esophagus, 3-20 secs,
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Component Parts of Voice Production
Repiration-->Phonation-->Resonance
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Function of larynx
Sphicteric Muscular Organ degined to protect airway. Speech is an overlaid function
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Membraneous sturcture that vibrates during phonation
Vocal Fold Microstructure
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Causes of voice disorders
Vocal abuse, surgical trauma, chrinic illness,
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Primary disorder etiologies for voice disorders
cleft palate, velopharyngeal insufficiency, deafness, cerebral palsy, etc
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personal-related etiologies for voice disorders include
environmental stress, psychological conversions, identity conflict,
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How do we diagnose voice disorders?
Larygology evaluation, Voice pathology evaluation,
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Voice Pathology Evaluation of Voice Disorders includes:
Patient interview, Voice assessment (CAPE-V, Equal appearing interval screen), Acoustic Voice Assessment, Laryngeal videostroboscopy
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Hygienic Voice Therapy
discover behavioral causes of voice disorder and modifies to improve vocal condition (throat clearing, shouting, speaking loudly)
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Symptomatic voice therapy
- modification of deviant vocal symptoms (breathiness, pitch, loudness, hard glottal attacks)
- ex: tone focus, halthy shout
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Psychogenic Voice Therapy
focus on emotional and psychological status of pt. that lead to voice disorder (muscle tention dysphonia, aphonia, falsetto)
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Physiologic voice therapy
improve balnce among voice resp. system , muscle strength, (vocal function exercise, lee silverman voice therapy)
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Eclectic Voice Therapy
Combination of any therpies
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which type of hearing loss is the cochlear implant used for
sensorineural hearing loss
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what does the cochlear implant stimulate
auditory nerve
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What four features characterize vowels
height, frontness, roundness, tension
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what three features characterize consonants
place, manner, voicing
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cause of phonological disorders
unknown
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sings of hearing loss
ear pain, bleeding ear, sudden or progressive HL, unequal hearing by ears, HL after injury of loud sound, slow speech dvmt, balance disturbance
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speech behavior that disrupts the fluent flow of speech
disfluency
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what is the hallmark of developmental stuttering
part and single syllable word repetitions
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person tries to delay disfluency by talking around it
circumlocution
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predisposing factor
constitutional factors that make an individual susceptible to fluency disorder (genetics, or overly sensitive temperment)
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precipitating factors
developmental and environmental factors that can worsen stuttering such as age or stress
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fluency shaping vs stuttering modification
FS tries to eliminate disfluency SM modifies stutter and decreases fear and anxiety
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Adduction
when vocal folds are closed at midline
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Abduction
when vocal folds are open, rested, so one can breathe
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What three things determine vocal folds?
- Length (longer=lower F)
- Mass (thick=lower F)
- Tension (Greater=higher F)
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What is phonatory quality
how well two vocal folds work during vibratory cycle
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spasmodic dysphonia
strained, broken, breathy quality
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Dysphonia
disordered voice
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Hypofunction
vocal folds that are under functioning
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Hyperfunction
vocal folds that are pressed too tight and strained
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Diplophonia
Vocal folds produce two pitches simultaneously
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in one min of speaking, vocal fold strike together over ________ times
9000
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Contact ulcers
inflamed ulcers around arytenoid cartilages
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Psychogenic disorder
linked to emotional and psychological characteristics
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Mutational falsetto or puberphonia
male with abnormally high voice
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