1
.
Segmental
Dysfunction
(
Fixation
Theory
)
Irwin
Korr
Vertebra
fixed
(
stuck
)
in
its
normal
range
of
motion
Hypomobility
,
muscle
spasm
and
____________________
Aberrant
output
-
-
-
>somatic
____________________
pathway
in
____________________
horn
-
-
-
>
segmental
facilitation
Key
Words
:
Korr
,
facilitation
,
muscle
spindle
,
____________________
motor
neuron
,
golgi
tendon
organ
____________________
insult
,
aberrant
motion
and
____________________
,
soft
tissues
changes
Types
of
fixation
:
1
.
Muscular
-
Taut
/
tendon
fibers
2
.
Ligamentous
-
lig
.
will
____________________
,
will
feel
hard
,
end
feel
.
Segmental
Facilitation
(
Fixation
Theory
)
:
Chronic
neural
dysfunction
due
to
long
-
term
segmental
dysfunction
with
resulting
____________________
threshold
for
firing
in
a
spinal
cord
segment
.
Korr's
model
:
neurons
around
a
subluxaiton
become
____________________
(
facilitated
)
;
muscle
spindle
and
gamma
motor
gain
long
-
term
facilitation
leads
to
____________________
(
increased
sympathetic
activity
)
.
(
facilitation
a
.
k
.
a
.
irritation
a
.
k
.
a
.
stimulation
a
.
k
.
a
.
excitation
)
Key
words
:
lowered
skin
resistance
,
aberrant
sudomotor
(
sweating
)
and
vasomotor
activity
,
abnormal
____________________
reflex
activity
,
central
excitatory
state
Vertebral
Subluxation
Complex
/
Intervertebral
Subluxation
:
Segmental
dysfunction
.
intervertebral
subluxation
and
degeneration
Due
to
____________________
habits
,
trauma
,
infection
,
degeneration
,
arthritis
,
____________________
defects
Key
words
:
kinetic
intersegmental
dysfunction
(
hypermobility
,
hypomobility
,
aberrant
motion
)
Nerve
Compression
Decreased
action
potentials
/
nerve
transmission
Altered
axoplasmic
flow
/
transport
due
to
subluxation
>
____________________
changes
in
nerve
/
muscle
Direct
compression
affecting
tone
>
stretch
of
nerve
root
>
degeneration
Nerve
root
lacks
strong
tissue
____________________
(
____________________
)
present
in
peripheral
nerves
Key
Axoplasmic
Aberration
Nerve
root
compression
/
irritation
due
to
subluxation
/
facilitation
>
decreased
____________________
flow
(
axoplasmic
transport
)
>
decreased
reflexes
/
strength
and
____________________
changes
____________________
may
also
lead
to
altered
axoplsmic
flow
Key
Words
:
trophic
needs
words
:
D
.
D
.
Palmer
,
amplitude
of
action
potentials
,
trophic
changes
Spinal
Cord
____________________
May
be
due
to
ligamentous
laxity
from
conditions
such
as
inflammatory
arthritides
(
RA
,
AS
)
,
Down's
Syndrome
or
trauma
to
the
upper
cervical
spine
BJ
Palmer
developed
____________________
in
relation
to
this
theory
Key
Words
:
C
-
1
,
C
-
2
,
central
canal
stenosis
,
ligamentous
laxity
Vertebrobasilar
Artery
Insufficiency
Cervical
subluxation
>
compression
of
vertebral
arteries
symptoms
may
/
can
appear
when
cervical
spine
is
in
extension
,
extension
with
rotation
,
or
extension
with
lateral
flexion
.
Geroge's
Test
is
used
as
a
screening
Key
Words
:
vertigo
/
dizziness
,
ataxia
,
nystagmus
,
nausea
Neurodystrophy
(
Neuroimmunomodulation
)
Neural
dysfunction
is
stressful
to
the
viscera
and
other
structures
Too
much
or
too
little
energy
>
____________________
tissue
resistance
>
____________________
response
Key
Words
:
immune
,
allergy
,
lowered
resistance
,
Selye
-
related
to
STRESS
,
GAS
-
4
stages
:
Alarm
,
Resistance
,
____________________
,
Exhaus
t
