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Anatomy of Spine & Trunk
Anatomy of Spine & Trunk
54
Health Care
Graduate
03/10/2013

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Cards

Term
Sources of LBP
Definition
IVD
nn roots, DRG
facet jts
vertebral endplates
vascular
Term
Disc lamellae oriented at ___º
Definition
25º
Term
____ of the fibers of the lamellae resist rotation (compared to flex/ext)
Definition
1/2
Term
Disc Herniation classification: no mvmt of nuclear material
Definition
disc protrusion (degeneration)
Term
Disc Herniation classification: nuclear material penetrates annulus
Definition
disc prolapse
Term
Disc Herniation classification: annulus broken
Definition
disc extrusion
Term
Disc Herniation classification: nuclear material escapes disc
Definition
disc sequestration
Term
Disc sequestration >> ____ irritation
Definition
chemical irritation
Term
Internal disc disruption: c OR s bulging?
Definition
NO bulging
Term
Internal disc disruption: levels 1 & 2
Definition
no pain
Term
_____% of LBP pts have internal disc disruption
Definition
40%
Term
Disc disruption: FIRST step
Definition
nuclear degradation
Term
Weakest part of spinal column when exposed to vertical loading
Definition
vertebral endplate
Term
portion of annulus that is nociceptive
Definition
outer 1/3
Term
stress = sudden (lifting & twisting)

Mechanical or Chemical pain?
Definition
mechanical
Term
sustained stress (creep); 2º to poor posture

Mechanical or Chemical pain?
Definition
mechanical
Term
pain at end-range

Mechanical or Chemical pain?
Definition
mechanical
Term
pain changes c position

Mechanical or Chemical pain?
Definition
mechanical
Term
position improves pain, but does not abolish

Mechanical or Chemical pain?
Definition
chemical
Term
lying/resting >> incr symptoms

Mechanical or Chemical pain?
Definition
chemical (sustained bedtime position)
Term
stress is constant

Mechanical or Chemical pain?
Definition
chemical (c/o pain when they first wake up)
Term
Rx for mechanical pain
Definition
MOVEMENT:
pt ed (body mechanics)
restore motion to hypomobile segments
Term
Rx for chemical pain
Definition
decr stress/inflammation (ice)
Term
Dural sleeve is subject to MECHANICAL or CHEMICAL irritation?
Definition
BOTH mechanical & chemical irritation
Term
Dural sleeve causes LOCAL or REFERRED pain?
Definition
BOTH local & referred
Term
Pain referral pattern of dural sleeve
Definition
pain worse proximally than distally
Term
Pain referral pattern of nn root
Definition
pain worse peripherally; often severe
Term
Greatest pain generator in lumbar spine:
Definition
DRG (affect how pain is perceived)
Term
postlat HNP >> lateral shift TOWARD or AWAY from pain
Definition
AWAY from pain
Term
medial HNP >> lateral shift TOWARD or AWAY from pain
Definition
TOWARD pain
Term
crossover sign is 2º to...
Definition
medial HNP
(SLR pulls nn roots taut over HNP)
Term
Facet jt: first step leading to injury
Definition
decr in disc height

(>> more WB through jts)
Term
Facet jt: second step of injury
Definition
capsular swelling,
osteophytes
Term
Facet jt: third step of injury
Definition
nn root irritation,
canal stenosis
Term
nuclear material extruded into vertebral body =
Definition
Schmorl's nodes
Term
Schmorl's nodes most common in which region?
Definition
thoracolumbar (not common below L2)
Term
Vascular supply for lumbar spine
Definition
abdominal aorta
Term
Hypothesis for rationale behind aerobic exercise for LBP
Definition
link between athersclerosis and LBP;
ex >> collateral circulation pathways
Term
"Hoop tension" provided by...
Definition
transversus abdominis
multifidus
Term
______ provides trunk stability as an attachment for many mm of spine; distributes load through trunk
Definition
TLF (thoracolumbar fascia)
Term
largest & most medial of all back mm =
Definition
multifidus
Term
Multifidus: origin
Definition
dorsal sacrum
ES aponeurosis
medial PSIS
post SI ligts
mammillary processes
facet capsules
Term
Multifidus: course
Definition
run medially, superiorly, slightly anteriorly
Term
Multifidus: insertion
Definition
spinous pr of vertebra above
Term
Multifidus show to atrophy rapidly in pts c....
Definition
acute LBP (atrophy remains even after pain subsides)
Term
Transversus Abdominis: origin
Definition
lat 1/3 inguinal ligt
inner lip of iliac crest
TLF
Term
Transversus Abdominis: insertion
Definition
abdominal aponeurosis
linea alba
Term
Quadratus lumborum: attachments
Definition
transverse processes,
12th rib

iliac crest
Term
Internal oblique: origin
Definition
lat 1/2 inguinal ligt
iliac crest
lateral raphe
Term
Internal oblique: insertion
Definition
(moves superiorly & medially)
cartilaginous border of ribs 9-12
abdominal aponeurosis
linea alba
Term
External oblique: origin
Definition
Ribs 5-12
(runs inferiorly & medially)
Term
External oblique: insertion
Definition
iliac crest
abdominal aponeurosis, linea alba
(forms) inguinal ligt
Term
REctus abdominis: attachments
Definition
symphysis pubis to 5-7th costal cartilages
Term
Implications for lifting rehab (pt ed; 8)
Definition
decr moment arm
decr shear forces
test load before lifting
ø jerk load
ø rot while lifting
golfer's lift = efficient
ø lifting p prolonged flex/sitting
ø early morning loading
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