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What is the goal of therapeutic exercises?
achievement of symptoms free movement and function
What is the NAGI model?
pathology, impairment, functional limitation, disability
what is the NAGI model: pathology?
disease, disorder, condition
what is the NAGI model: impairment?
consequence of pathology, any loss, or abnormality of psychological, physiologic or anatomic structure or function
What is the NAGI model: functional limitation?
a limitation from an impairment that is not disabling yet interferes with daily function
What is the NAGI model: disability?
an inability to undertake normal ADL’s OR TASKS AT HOME WORK RECREATION OR IN THE COMMUNITY
also encompasses societal function or lack therof
What is the PT diagnosis?
the relationship of a pt’s impairment to their functions limitations
What is the objective?
systematic administration of test or movements to define impairments and its relationship to the functional limitation
What is prognosis?
prediction of the pts optimal level of function expected at the end of treatment
anticipated length of time needed to reach the specified functional outcome
What are some factors that influence prognosis?
complexity, severity, acuity or chronicity of problem
general health
pt goals, motivation
safety issues
extent of support
What are some factors the influence decision in developing a plan?
impairments, functional limitations or disabilities
psychological status
what is short term goal?
measurable behaviors objectives affecting the documented impairments
may reflect component abilities or skills to achieve functional goals
What should you do when evaluating a plan?
compare original data with current data at frequent intervals
identify goals that have been met, change those that need further modifcation
What is strength/ muscle performance?
the ability of a muscle or muscle groups to produce tension
how is strength/ muscle performance assessed?
through MMT or
functionally by having pt lift an equivalent weight or object as in their functional limitation
What are some factors that influence strength?
cross sectional size, length tension relationship, recruitment of motor units, type of muscle contraction, fiber type, energy store and blood supply, speed of contraction, motivation of pt
How do we increase strength?
hypertrophy
What is hypertrophy?
increase in protein, density of capillary beds, size of type 2 fibers
increased recruitment of motor units (early strength gain is often motor learning)
What is hyperplasia?
more cells
What does strength change in non contractile tissue?
strength in bone, tendon, ligament
skeletal tissue can increase which Is good for osteoporosis
What are the guidelines for increased strength?
overload principle
high loads low reps to fatigue
varying type and structure of exercise program
What are the two types of endurance and why is it important?
muscle endurance, general body endurance
necessary for performing repeated motor tasks in daily living
What is muscular endurance?
ability of muscle to contract repeatedly or generate tension, sustain it and resist fatigue over a prolonged period
What is general body endurance?
ability of individual to sustain low intensity exercise such as walking; jogging over an extended period
aka: aerobic conditioning
What are some immediate changes in muscular/ cardiovascular/ pulmonary?
inc. blood flow, HR, arterial BP, SV, CO, O2 demand and consumption, RR and depth
What are some adaptive changes in muscular/ cardiovascular/ pulmonary systems?
muscles: capillary bed density increase
cardiac and vascular changes: CO and SV increase, Resting HR decreases and return to resting from exercise quicker
What are some guidelines for developing endurance: muscular?
active exercise performed repeatedly against a moderate load to the point of fatigue
What are some guidelines for developing endurance: general?
direct exercise @ large muscle groups
prolonged > 20 mins
Why is mobility of contractile and non contractile tissue important?
for normal function
What is normal motion?
constant elongation and contraction
What is restricted motion?
adaptive shortening
What does muscle do when stimulated?
shortens; relaxes after contraction and can be passively stretched
Does connective tissue contract?
no, it can adaptively shorten with immoblization
What are some characteristics of scar tissue?
does not yield to stretch
non resilient
non elasctic
avoid prolonged immoblization
What are some characteristics of skin?
suppleness important: it must stretch for joint motion to occur
may develop motion limitations after trauma, burns, surgeries
early mobilization is important
What structures is stability important for? and what may it cause if not present?
proximal; decreased stability proximally may cause excess stress on certain structures stress on certain structures with distal mobility
What is important when developing stability?
pt must learn to control proximal area; maintain stable well aligned posture
What should you do while caring out functional task in developing stability?
start in single plane motions
progress to controlled diagonals
endurance must be developed in stabilizers
work in components then progress to full functional activity
What is relaxation?
conscious effort tp relieve tension in muscles
After active contraction of muscle, does reflex relaxation occur?
yes
What are some guidelines for relaxation?
place pt in comfortable position, all body parts well supported
pt taught to progressively contract and relax musculature
How are coordination, balance, and functional skills related? and what do they depend on?
they are interrelated
dependent on sensory system (somatosensory ad proprioception)
What is balance?
ability to maintain the center of gravity over the base of support; usually when upright
What are functional skills?
refere to varie motor skills necessary to function independently n all aspects of daily living
What are the first 3 guidelines for developing coordination, balance, and functional motor skills?
constant repetition of simple—> more complex motor activities
use of sensory cues
progress from single straight plane to combined motions and diagonals
What are the second 3 guidelines for developing coordination, balance, and functional motor skills?
emphasize proximal stability before distal mobility
stimulate real specific functional activities
as quality improves, speed and timing should be increased
What is motor learning?
complex set of internal processes
relatively permanent acquisition and retention of a skilled movement/ task
What are 3 types of motor tasks?
discrete, serial, continuous
What is discrete task?
movement with a recognizable beginning and end
ex: pushup
What is a serial task?
composed of a series of discrete tasks combined in a particular sequence
ex: eating with a fork
what is a continuous task?
repetitive, uninterrupted movements with no distinctive beginning or end
ex: cycling
What are the stages of motor learning?
cognitive, associative, autonomous
What is the cognitive stage?
requires a great deal of thinking
pt thinks about sequence or each component
errors in performance common
pt easily distractible
requires a lot of feedback
What is associative stage?
pt makes infrequent erros
concentrates on fine-tuning the motor task
pt tries to become more efficient and consisten
use of problem solving skills
decreased need for feedback
What is autonomous stage?
movements are automatic
pt can do multiplee tasks at once
very little feedback or instruction
At what stage are pt discharged before they reach it?
autonomous stage
What variables influence motor learning?
preparative considerations
practice
feedback
What is pre-practice considerations?
understanding why they are doing it
ability to pay attention
demonstration of task for pt
verbal instruction that is clear and succinct
What is part practice?
when the skill is broken down into its smaller parts and each part is practiced in isolation before being joined together.
short squat
what is whole practice?
skill/movement is taught all in one piece, without it being broken down into smaller chunks.
What is blocked practice?
typical of some drills in which a skill is repeated over and over, with minimal interruption by other activities.
what is random practice?
practice sessions where multiple skills are incorporated into the same practice session
What is intrinsic feedback?
sensory cue inherent in task
arises from performance of task
usually proprioceptive, kinesthetic, tactile, visual
What is augmented feedback
sensory cue external from task
from mechanical source or a person
what is concurrent feedback
feedback in real time
what is terminal feedback?
after task
what is immediate feedback?
right after completion of task
What is delayed feedback?
allows time for reflection before feedback is given after task completion
What is summary feedback?
on average performance of several repetitions of task
what type of feedback is knowledge of performance?
either intrinsic or augmented feedback
usually regarding quality or nature of performance of task
What type of feedback is knowledge of results?
immediate, post task feedback about outcome of a motor task