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PERLS 207
Winter 2009 University of Alberta
106
Other
Undergraduate 2
04/19/2009

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Term
Myopia
Definition
Near-Sightedness
*Visual Acuity
Term
Hyperopia
Definition
Far-Sightedness
*Visual Acuity
Term
Astigmatism
Definition
Blurred/Distorted Vision
*Visual Acuity
Term
Peripheral
Definition
Usually 180 Degrees
*Filed of Vision
Term
Field of Vision Problem
Definition
Ex: Tunnel Vision
Term
Degrees of Visual Acuity
Definition
B1 through B3
Term
B1 (1)
Definition
Total Blindness
Cannot detect motion or like of any brightness
Term
B1 (2)
Definition
Light Perception
(<3/200)
Can only detect bright light
Term
B2
Definition
Motion Perception
(3/200 - 5/200)
Cannot detect distinct motion
Term
B3
Definition
Legal Blindness
(20/200)
Large Print and Braile
Term
Causes of Vision Impairment
Definition
1: Macular Degeneration
2: Glaucoma
3: Diabetic Retinopathy
4: Cataracts
5: Strabismus (Minor)
Term
Macular Degeneration
Definition
Affects central field of vision (blurry, distortion, darkness in centre)
Breakdown of MACULA (back of eye)
Caused by Age, Smoking, Genetics
Not treatment, but laser stops further loss
Term
Glaucoma
Definition
Affects peripheral vision
Caused by fluid pressur on the optic nerve
Cause of the fluid pressure is unknown but risk factors are believed to be age and genetics
Medication can help slow it down & laser surgery can repair optic nerve
Term
Diabetic Retinopathy
Definition
Affects retina & blocks vision by scarring or blurred/blocked vision
Caused by High Glucose Levels
Lack of oxygen to Retina due to leaking blood vessels, the formation of new blood vessels block the Retina
Macula bleeds out & blood vessels "grow" on retina
Result of Diabetes, longer someone has diabetes the higher the risk especially if diabetes goes untreated
Term
Catacts
Definition
Clouding of lens
Due to chemical change in lens due to Age, Medication, & Genetics
Treatment is to wear glasses or repace the lens with an artificial lens
Sensitivity to light
Term
Strabismus (Minor Cause)
Definition
The inability to focus both eyes
Affects over 50% of people with CP, Stroke & TBI
"Crossed Eyed, Wondering Eye, Lazy Eye"
Initially they see double vision then adapt to see out of the dominant eye, this is called SUPRESSION
Term
Factors Influencing Physical Activity Participation
Definition
1: Age of Onset (Children/Adult)
2: Acquired vs. Congenital
3: Adaptations (Communication & Lifestyle)
Term
Age of Onset (Children)
Definition
Delay development of Motor Skills
Develops inefficient movement patterns
More time to be isolated from peers
Lower levels of fitness b/c less active
Term
Age of Onset (Adult)
Definition
Depression, fears & inhibition, sedentary
Have had physical activity in the past
Affects the emotional domain
Wont try new things, don't know what is available to them (organizations)
Term
Acquired
Definition
Comes along later in life b/c genetics or disease
The formation of visual concepts & past experience are different then Congenital
Term
Congenital
Definition
Born with it
The formation of visual concepts & past experiences are different then Acquired
Term
Adaptations
Definition
1: Communication Methods
2: Lifestyle - Daily
3: Lifestyle - Activity
Term
Communication Methods
(Adaptations)
Definition
Large print, braille, descriptive language, hand-body manupulation
Braille is not standard b/c it is hard to learn
Term
Lifestyle - Daily
(Adaptations)
Definition
1: Guide Dog - NOT A PET
2: Cane - usually white, but may be in any bright color if they can detect motion
Term
Lifestyle - Activity
(Adaptations)
Definition
Guided running & track events
Goal Ball
Long Distance Run - guide rope or someone ahead making a noise
* Role of Technology
* Classification
Term
Instructional Strategies in Physical Activity for People with Visual Impairments
Definition
Physical GUIDANCE
Tactile Modeling - Physical (Assisted) Guidance
Term
What is Cerebral Palsy
Definition
Cerbral - "of the brain"
Palsy - "lack of muscle control"
Develops early in childhood - by age 3
Lessions develop on the brain due to trauma or lack of Oxygen etc. The messages to the muscles are not occurring properly
Term
Causes of Cerebral Palsy
Definition
NOT Genetics or contagious
NON-Progressive But it DOES Change
Congenital or Acquired
Ranges from mild (clumsiness) to severe (unable to control ALOT of gross motor movement, fine motor is also lacking)
Herpes, AIDS, Alcohol, drugs, toxins, tobacco, injury, difficult delivery, brain infections, cranial trauma, chemical toxins, Oxygen Deprivation
HOW the body reacts to what is happening in the brain changes as the person grows (body changes)
Term
Stats of Cerebral Palsy
Definition
1 in 500 babies are born with it
1 in 3 premature babies are born with it
Over 50,000 Canadians with CP
Term
Brain
Definition
Frontal Lobe = Judgment/Personality
Motor Cortex = Movement
Basal Ganglia = Gross Motor Function
Parietal Lobe = Touch, Limb Position
Occipital Lobe = Vision
Cerebellum = Co-ordination
Term
Early Diagnosis of Cerebral Palsy
Definition
Variable Muscle Tone
Persistence of primitive reflexes
Automatic movement reactions delayed or never emerge
Walking delays b/c of movement delays, won't walk for another few years
Term
General Movement Characteristics of Cerebral Palsy
Definition
Damage at different parts of the brain can result in:
Hypertonia
Involuntary movement
Fine & Gross Motor difficulty
Abnormal perception & sensation - over exaggerate pain
Term
Classification of Cerebral Palsy is based on _____ & ______.
Definition
1: # of limbs affected
2: Type of Motor Disorder
Term
# of Limbs affected
Definition
a: Quadriplegia - all four limbs
b: Diplegia - two severe, two involved
c: Hemiplegia - one limb & that side of body
d: Triplegia - three limbs
e: Monoplegia - one limb
Term
Types of Motor Disorders
Definition
a: Spasticity
b: Athetosis (dystonia)
c: Ataxia
Term
Spasticity
Definition
Hypertonic muscle tone
Co-contraction
Damage to Motor Cortex
Muscle stiffness, can't release once a muscle is contracted - the muscles affected are the ones that are used the most, the ones that move limbs INTO the body
ABNORMAL POSTURES
Term
Abnormal Postures
Definition
Scissor Gait - Both sides are affected
Hemiplegic Gait - One side if affected
Term
Athetosis (dystonia)
Definition
Lack of controlled & coordinated movement
Fluctuating muscle tone; Hypertonic - tense muscles, Hypotonic - loose muscles
(Primarily) Damage to basal ganglia - gross motor function
Term
Ataxia
Definition
Balance & Coordination
Hypotonia (loose muscles) & low postural tone
Damage to cerebellar-vestibular origin - COORDINATION
Gait is very wide, legs sweeping outwards
Term
Other Concerns of Cerebral Palsy
Definition
Contractions - limb stays in same positions
Associated Disabilities; intellectual disability, visual & hearing, speech & language, seizures, behavioral, emotional, feeding & growth abnormalities b/c affected areas of the brain can cause other disabilities
Term
Management of Cerebral Palsy
Definition
Therapy
Orthotics, last & splints - prevent contractions
Medications - treat pain, loosen muscles, ex: botox in joints to reduce tension
Surgery - neural surgery, sever nerve that is causing spasticity; spine, hips, legs are done as adult
Adaptive Equipment
Mobility - Scooters, wheelchairs, crutches etc.
Communication - Symbol board, voice synthesizers, head stick computers
Term
Sport Recreation for Cerebral Palsy
Definition
Quad Rugby
Swimming
Wheelchair Basketball
Term
Sport Classification for Cerebral Palsy
Definition
Classes 1-8
Term
Class 1 (CP)
Definition
Motorized Chair
Term
Class 2 (CP)
Definition
Athetosis
2L: Do everything with feet
2U: Relies on arms
Term
Class 3 (CP)
Definition
Moderate Triplegic or Quadriplegic
Term
Class 4 (CP)
Definition
Diplegic
Term
Class 5 (CP)
Definition
Assisted Device
Term
Class 6 (CP)
Definition
Athetosis, Ambulatory
Term
Class 7 (CP)
Definition
Hemiplegic
Term
Class 8 (CP)
Definition
Minimal Involvement
Term
Summary of Cerebral Palsy
Definition
Disorder of movement &/or Posture
Mon-progressive but permanent
Result from damage to or dysfunction of the developing brain
Term
Types of Hearing Loss
Definition
1: Conductive
2: Sensorineural
3: Mixed Hearing Loss
Term
Conductive Hearing Loss
Definition
Sound is not conducted properly (like hat over ears)
Experience reduction in sound level
Cause: ear wax, perforated ear drum, tumors
Can be surgically/medically fixed
Term
Sensorineural Hearing Loss
Definition
Damage to inner ear (cochlea) & nerve pathways
Experience reduction in sound levels and speech discrimination
Cause: Diseases, birth injury, drugs, genetic syndromes, noise exposure, viruses, head traumas, aging & tumors
CANNOT bee surgically/medically fixed
Term
Mixed Hearing Loss
Definition
Both Conductive and Sensorineural
Damage in Both outer & inner ear
Term
Degrees of Hearing Loss
Definition
Normal
Mild HL
Moderate HL
Severe HL
Profound HL
Term
Normal Hearing
Definition
-10 to 25 dB
Term
Mild Hearing Loss
Definition
25 to 40 dB
Term
Moderate Hearing Loss
Definition
40 to 70 dB
Term
Severe Hearing Loss
Definition
70 to 90 dB
Term
Profound Hearing Loss
Definition
90 to 110 dB
Term
Configuration of Hearing Loss
Definition
1: Bilateral vs. Unilateral
2: Symmetrical vs. Asymmetrical
3: Progressive vs. Sudden
4: Fluctuating vs. Stable
Term
Bilateral vs. Unilateral
(Hearing Loss Configuration)
Definition
both ears vs. one ear
Term
Symmetrical vs. Asymmetrical
(Hearing Loss Configuration)
Definition
both equally affected vs. different degree or type between ears
Term
Progressive vs. Sudden
(Hearing Loss Configuration)
Definition
gets worse vs. ex: poked in the ear
Term
Fluctuating vs. Stable
(Hearing Loss Configuration)
Definition
changes day to day vs. always the same
Term
Education K - Grade 4
(Hearing Loss)
Definition
Segregation, Integration, & Mainstreaming
Term
Issues in Education
(Hearing Loss)
Definition
Bullying, Mainstreaming (caught between hearing friends and deaf friends), Speech Therapy, Mum as Interpreter, Phys Ed, Role of Interpreter (not Tudor)
Term
Deaf Culture
Definition
Deaf - born Deaf, or became Deaf very early, Deaf School, Deaf friends
deaf - unable to hear, not in Deaf Culture
Stigmatization
Difference between hearing and deaf cultures include; Greeting/Good byes, Privacy of information, Criticism
Term
Deaf Culture
Definition
Dependent of each other for information, private, communication, it's not rude to interrupt, say everything to the point, not meant to insult anyone, open about prices/cost statements, nice-constructive-nice
They hug each other!
Term
Accessibility for the Hearing Impaired
Definition
Physically - access into class through door
Psychologically - sense of belonging, include her?
Term
Inclusion
(Hearing Loss)
Definition
Sense of Belonging
Sharing/having the same/equal experiences
Social, Emotional, Mental & Intellectual participation for all
Term
Audism
Definition
1975 - Tom Humphrey
The word that specifies the discrimination of the inability to hear
The notion that one is superior based on one's ability to hear or behave in teh manner of one who hears
Term
Audism between the deaf and the Deaf
Definition
Can take form where deaf people who may be able to speak, hear with in aid express reluctance to use sign language & do not identify with the Deaf Community
They consider themselves to be "better" then others who use sign language & are part of the Deaf Culture, this can also be Vice Versa
Term
Lip Reading
Definition
Takes year to master & may never be 100%
Improves with hearing aid
When Hearing Aid/Lip Reading fails, pretend to know what's going on - smile & nod
Term
Phrases that get misunderstood with Lip Reading
Definition
Man vs. Mad
Bear vs. Bare
Elephant Shoes = I Love You
Term
Social Experiences
(Hearing Loss)
Definition
If don't understand they get quiet and withdrawn
Dinner time consisted of asking "what?" and "what did her say?" and the answers were "It's not important" "I will tell you later" or "Not for you to know"
Term
Social Assumptions
(Hearing Loss)
Definition
People get nervous - "Deer in Headlights"
People are patronizing, Deaf & Dumb Stereotypes
People assume she can't talk, need to yell, or have to talk really slow
Term
Issues with Sports
(Hearing Loss)
Definition
Inclusion, Treatment/Attitude of Team-mates and Coaches, Lip Reading in Sports
Term
Sport Adaptations
(Hearing Loss)
Definition
Visual Cues - Simple gestures, hand signals, writing, designated listener
Using different types of sound/light systems
Informing specific individuals in advance that deaf individuals are participating
Team strategies/code system
Term
Technology for Hearing Loss
Definition
Hearing Aid
Cochlear Implant
Phone, TTY, VRS
TV/Movies - RWC (rear window captioning), Subtitles (translate dialogue only) and Close Captioning (shows sound effects too)
Music
Alarm Clock
Term
Spina Bifida Definition
Definition
A congenital defect of the spinal column caused by failure of the neural arch of a vertebra to properly develop & enclose the spinal cord * First 4 weeks of pregnancy
Term
About Spina Bifida
Definition
Non-progressive
No single known cause
Corrective surgery undertaken within 24 hours of birth
No Cure
Term
Types of Spina Bifida
Definition
1: Meningomyelocele (MM)
2: Meningocele
3: Occulta
Term
Meningomyelocele (MM)
(Spina Bifida)
Definition
The SPINAL CORD, its PROTECTIVE COVERING (MENINGES) & NERVE ROOTS exit through a vertebral cleft
Causes paralysis, the high up the cleft the more paralysis will occur
Affects equilibrium and Range of Motion
Manual Wheelchair User
Term
Meningocele
(Spina Bifida)
Definition
SPINAL CORD develops NORMALLY
Only the MENINGES protrudes from the opening created by damaged or missing vertebrae - NERVES NOT IN SAC
Ambulatory * able to walk
Muscle weakness, NO PARALYSIS
Term
Occulta
(Spina Bifida)
Definition
"Hidden"
Does not cause paralysis or muscle weakness
goes undetected (X-ray only detection)
Causes back problems/pain
*Tuft of hear, dimple, or birth mark on lower back
Term
Stroke
Definition
Cerebral Vascular Accident (CVA)
Sudden onset of neurological impairment
Potentially fatal cutoff of the blood supply to part of the brain
Most Common after age 60
Term
Two Types of Stroke
Definition
1: Ischemic: 80%, caused by blood clot
2: Hemorrhage: Artery bursts and causes bleeding in the brain
Term
Cross-Over
(Stroke)
Definition
If the left side of the brain is affected by the stroke this impairs the right side of the body and vice versa
Term
Traumatic Brain Injury
Definition
Permanent damage caused by; concussion, contusion, hemorrhage
Leading cause of death & disability for persons <35 yrs, Males:Females ratio is 2:1 b/c males are risky, drive under the influence
Term
Classification for Traumatic Brain Injury
Definition
1: Open Head Injury: Damage to a more limited area, we can't see it, just one area
2: Closed Head Injury: Damage usually diffuses, not open, no blood, lack of oxygen, bleeding in brain, shaking of head, concussion
Both Range in Mild to Sever (comatose)
Term
What is Developmental Coordination Disorder?
Definition
Marked impairment in the development of motor coordination that significantly interferes with academic performance and/or activities of daily living (and performance of fundamental movement skills)
Term
DCD Facts
Definition
Does not have diagnosable medical condition linked with it
NOT due to any intellectual impairment - normally they have above normal intellect
Term
Movement Problems of DCD
Definition
Poor FINE motor control
Poor GROSS motor control
Speech lacking fluency
ABNORMAL MUSCLE TONE
Poor Body Awareness
Difficulties with gross motor sequencing
Term
"Development"
(DCD)
Definition
Developmental delay: process of reaching the optimal, most mature level of functioning has been postponed, put off or hinder for a time
PROBLEM: assumes kids will catch up & develop eventually, NOT the case, this is NOT A DELAY it is a DEFICIT
Term
Possible Underlying Deficits of DCD
Definition
Perceptual Problems
Perceptual-Motor Problems
Sensory Integration problems - proprioception, not taking info in and processing
Poor Knowledge Base
Difficulty in Generalizing
Poor Balance Control
Less then Optimal Coordination
Term
The 5 C's of DCD
Definition
1: Common
2: Clumsy
3: Chronic
4: Consequences
5: Co-morbid
Term
Common
(DCD)
Definition
Approximately 6% of school children have DCD
Associated more with boys then girls
Term
Clumsy
(DCD)
Definition
Low muscle tone & difficulty with co-contraction & joint stabilization
More reliant on vision to guide motor behavior
Remain at the new learning stage much longer
Fail to see links (transfer & generalization)
*Range from Severe to Moderate
Term
Chronic
(DCD)
Definition
Health Conditions:
"Missed & Misunderstood"
Pervasive - strong evidence DCD stays into adolescent & adulthood, especially in daily living
Term
Consequences
(DCD)
Definition
Behavioral, Academic, Social & Emotional difficulties
Term
Co-morbid with:
(DCD)
Definition
Attention Deficit Hyperactivity Disorder
Language based learning disabilities
Specific learning impairment
Term
Vicious Circle (Wall, 1982)
Definition
Lack of Success in Play, Games & Sport ->
Rejection & ridicule from peers ->
Low perceived competence, poor self-esteem ->
Behavioral Problems ->
Withdrawal or Avoidance ->
Sedentary Lifestyle ->
Practice Deficit ->
Lack of Success in Play, Games & Sports
Term
Performance Tests of Motor Ability
(DCD)
Definition
Bruininks-Oseretsky Test of Motor Proficiency
McCarron Assessment of Neuromotor Development
Movement Assessment Battery for Children
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