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69 Cards in this Set

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DEFINE posture
the alignment of body segments with respect to one another and to the surrounding environment
DEFINE "balance" or "equilibrium"
the control of postural alignment
DEFINE Newton's Third Law
A state of equilibrium exists when the sum of the forces acting on a body is balanced
When does a fall result?
when the body is unable to combat a challenge to its center of gravity by means of a postural control response, resulting in a loss of upright position, and consequently experiences an impact on a lower surface
DEFINE risk for falling
Research shows that we can predict whether one person is more likely to fall than another
Who is at risk for falling?
*a person who has fallen in the last 6 mos
*those w/ impaired sensory input: vision, vestibular, somatosensory
*ppl with impaired posture
*pple with loss of use of one or more limbs
*ppl who have pain w/ movement
*ppl with diminished ROM
*ppl with weakness of the hip extensors, hip abductors, and dorsiflexors
*ppl with impaired neurological systems
*ppl w/ cardiovascular problems
*ppl w/ GI problems
*ppl w/ genitourinary problems
*ppl with impaired cognistion
*ppl w/ hip, distal radius, or vertebral body fractures
*ppl w/ depression
*ppl with impaired memory
*ppl who are afraid of falling
*ppl who perform tasks w/ high attentional demands
*ppl who take 4+ medications or any psychoactive medication
What are some diseases that can impair sensory input?
diabetes
CVA
low vision
vertigo
Total joint athroplasty
What are some diseases that can cause impaired posture?
Parkinson's Disease
Osteoporosis
What are some diseases that can cause the loss of use of one or more limbs?
CVA
amputation
SCI
What diseases can cause diminished ROM?
OA, RA, post traumatic stiffness
What diseases cause impaired neurological systems?
CVI, TIA, Parkinson's, delirium
What diseases are included under cardiovascular problems?
myocardial infarction, cardiac arrhythmias, postural hypotension
What diseases are included under GI problems?
bleeding, diarrhea, defacation syncope, post prandial syncope
What diseases are included under genitourinary problems?
incontinence, nocturia
What is considered "impaired cognition"?
A score of less than 24 on the Folstein MMSE
What is considered "depressed"?
score of less than 5 on the geriatric depression scale
What does the OT practice framework identify balance as?
Performance skil, specifically a motor skill related to maintenance of posture
DEFINE motor skills
skills in moving and interacting w/ task, objects, and environment
What is included under motor skills in the OT practice framework?
Posture
mobility
coordination
strength
energy
What does the OT practice framework suggest developing your intervention on?
occupational profile
occupational performance
What is Pattern A of the Neuromuscular preferred practice pattern in the Guide to PT practice?
Primary prevention/risk reduction for loss of balance and falling
What is Pattern B of the Neuromuscular preferred practice pattern in the Guide to PT practice?
Impaired neuromotor development
What is Pattern C of the Neuromuscular preferred practice pattern in the Guide to PT practice?
Impaired motor fx and SI associated w/ nonprogressive disorders of the CNS: congenital or acquired in infancy or childhood
Which pattern of the Neuromuscular preferred practice pattern is most seen in the clinic?>
pattern A
What is Pattern D of the Neuromuscular preferred practice pattern in the Guide to PT practice?
impaired motor fx and SI associated with nonprogressive disorders of the CNS: acquired in adolescence or adulthood
What is Pattern E of the Neuromuscular preferred practice pattern in the Guide to PT practice?
Impaired motor fx and SI associated w/ progressive disorders of the CNS
What is Pattern G of the Neuromuscular preferred practice pattern in the Guide to PT practice?
impaired motor fx and SI associated w/ acute or chronic polyneuropathies
What is Pattern B of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired posture
What is Pattern C of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired muscular performance
What is Pattern D of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired joint mobility, motor fx, mm performance, and ROM associated w/ lovalized inflammation
What is Pattern F of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired joint mobility motor fx, mm performance, and ROM associated w/ spinal disorders
What is Pattern G of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired joint mobility motor fx, mm performance, and ROM associated w/ fracture
What is Pattern H of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired joint mobility motor fx, mm performance, and ROM associated w/ joint arthroplasty
What is Pattern I of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired joint mobility motor fx, mm performance, and ROM associated w/ bony or soft tissue surgery
What is Pattern J of the Musculoskeletal Preferred Practice Pattern in the Guide to PT practice?
impaired joint mobility motor fx, mm performance, and ROM associated w/ amputation
DEFINE balance
the control of postural alignment
DEFINE posture
relates to the stabilizing and aligning of one's body while moving in relation to task objects w/ which one must deal
DEFINE stabilizes
maintains trunk control and blance while interacting w/ task objects such that there is no evidence of transient (quickly passing) propping or loss of balance that affects task performance
DEFINE aligns
maintains an upright sitting or standing position, w/out evidence of a need to persistently prop during task performance
DEFINE positions
positions body, arms, or wheelchair in relation to task objects in a manner that promotes the use of efficient arm movements during task performance
What are the 5 aspects of the dynamic system of balance?
environment
motor output
sensory input
cognition
task
What are the different bodily components that maintain postural control?
musculoskeletal components
internal representations
adaptive mechanisms
anticipatory mechanisms
tasks
individual sensory system
neuromuscular synergies
What is included under "tasks"?
ADL, IADL, education, work, play, leisure, roles and contextws
What is included under "anticipatory mech"?
vision, cognition, judgement, decision making, mapping
What is included under "adaptive mech"?
problem solving
organizing
recall
What is included under "internal representations"?
processing
habits and routines
What is included under "neuromuscular synergies"?
coordination
tone
movement synergies
What are some basic principles of the biomechanics of balance?
COG and Base of support
sway
What sensory systems are involved in maintaining balance?
visual
somatosensory (proprioception)
vestibular
How does the visual system help maintain balance?
*determine verticality by assessing vertically aligned objects in the environment
*proactive postural control
*children under 3 use vision as their primary source of sensory info for balance
How does the somatosensory system help maintain balance?
*proprioceptors in ligs and joint capsules
*stretch receptors (muscle spindles) in mm
*pressure receptors (primarily in soles of feet)
*longus coli mm
How does the body solve conflicts between one or more systems involved with balance?
the vestibular system is the tie-breaker (what it is telling the body goes)
What are 2 technological tests to assess sensory organization?
neurocom smart balance master (high tech)
sensory organization test (aka the "foam and dome" test) (low tech)
How does the Sensory organization test work?
provides a combination of standing on flat surface vs. foam, eyes open vs. eyes closed, visual conflict dome vs no dome
What are the 2 outcomes for each of the 6 tests in the sensory organization tests?
no change from normal (eyes open on flat surface) or increase sway
How many reactions do humans have to a disruption to balance?
3
What percentage of all balnce strategies are proactive in nature?
80-90%
DEFINE proactive balance strategy
therapist strive to help pts aviod falls by being proactive, rather than reactive
What are 3 reactive balance strategies?
postural strategies (ankle strategy, hip strategy, stepping strategy
DEFINE ankle strategy
pt sways forward-->backwards.
*sway is slow, small, and near midline
*distal to proximal contraction of mm on the contralateral side of sway
DEFINE hip strategy
pt sways forward-->backwards while bending at the hip
*COG movement is large, fast, and nearing the limit of stability
*proximal to distal mm contraction ipsilateral to the direction for COG displacement (the way the person is bending)
DEFINE stepping strategy
COG is displaced very rapidly or is displaced beyond the limit of stability
*involves stepping w/ the feet or reaching w/ the arms in an attempt to establish a new BOS
What reactive strategies are most commonly used?
ankle and stepping strategies
What is an exercise that uses the ankle strategy?
wall lean exercise
What is an exercise that uses the stepping strategy?
floor clock exercise
What are common balance assessment test/tools?
*the university of oklahoma balance assessment tool
*sesnory organization
*berg balance scale
*functional reach test
*university of oklahom hazard assessment form
What are 3 rules of thumb for balance assessment?
*screen for balance dysfunction/falls risk in you intake and history
*screen in your PE using the functional reach
*in functional reach indicates risk for falling, administer berg balance scale
What information should you get from a patient with risk of falling/history of falling?
*when was your last fall?
*develop a history of falling for the pt
*understand the patient's "typical day"
*pt's desired outcome
*medication
What should be recorded with a person w/ a history of falling?
Symptoms before the fall
Previous falls
Location of the fall
Activity at the time of fall
Time of day when the fall occurred
Trauma acquired from the fall
(SPLATT)