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Musculoskeletal week 1
anatomy, histology, lectures
243
Biology
Graduate
04/02/2013

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Cards

Term
what biochemical component of cartilage provide both rigidity and porosity?
Definition
proteoglucans (glycosaminoglycans)
Term
appositional growth of cartilage
Definition
matrix secreted by cells adjacent to the cartilage which adds onto the surface of existing cartilage
Term
interstitial growth of cartilage
Definition
cells within the cartilage that continue to secrete matrix and divide
Term
isogenous groups/nests in cartilage
Definition
these are caused by the interstitial growth of cartilage that results in daughter cells that cannot spread out as evenly
Term
how do nutrients get to cartilage tissue?
Definition
cartilage is avascular; the perichondrium has blood vessels and nutrients diffuse through the porous matrix of glycosaminoglycans
Term
what type of collagen fibers are in cartilage?
Definition
type 2 collagen fibers
Term
type of collagen fibers associated with fibrocartilage
Definition
type 1 collagen AND type 2 collagen
Term
where is fibrocartilage found?
Definition
intervertebral disks, pubic symphysis
Term
type of cartilage that lacks perichondrium
Definition
fibrocartilage
Term
how do you tell the difference btw dense irregular CT and fibrocartilage?
Definition
cells in lacunae indicate fibrocartilage
Term
bone matrix is made from what type of collagen?
Definition
type 1
Term
what secretory method do sebaceous glands use?
Definition
halocrine
Term
muscle that controls hair
Definition
arrector pili
Term
musculoskeletal system develops from which tissue?
Definition
somites
Term
somites are derived from which tissue?
Definition
paraxial mesoderm
Term
somites become which two tissue types?
Definition

dermomyotome

sclerotome

Term
dermomyotome gives rise to what tissue?
Definition
skin and skeletal muscle
Term
sclerotome gives rise to what tissue?
Definition
vertebrae and most of skull
Term
what separates the somites into presumptive vertebrae?
Definition
neural tube
Term
outer hard layer of intervertebral disk
Definition
annulus fibrosus
Term
jelly-like center of intervertebral disk
Definition
nucleus pulposus
Term
what are chordomas and why are they challenging to treat?
Definition
they are derived from remnants of the notochord; they are infiltrated into bone and other tissues and organs
Term
when is ossification of vertebrae complete?
Definition
after birth
Term
dz characterized by anomolous segment of cervical vertebra, low hair line, compromised neck mobility, MMs?
Definition
Klippel Feil syndrome
Term
ossification of mesenchyme into bone
Definition
intramembranous ossification
Term
ossification of cartilage into bone
Definition
endochondral ossification
Term
what is skeletal muscle derived from?
Definition
mesenchymal and neural crest cells (mostly mesench, but NCs in head and neck)
Term
when are muscles and nerves laid down?
Definition
before birth, early on, then migrate to locations
Term
epimeres derive from what tissue and give rise to what tissue?
Definition
myotome; dorsal muscle groups
Term
hypomeres derive from what tissue and give rise to what tissue?
Definition
myotome; ventral muscle groups
Term
epaxial muscles are enervated by what nerves?
Definition
dorsal nerves
Term
hypaxial muscles are enervated by what nerves?
Definition
ventral rami
Term
congenital syndrome characterized by muscle hypoplasia, stiff joints, foot clubbing, inability to fully extend joints, reversal of thoracic kyphosis and lumbar lordosis
Definition
congenital arthrogryposis
Term
congenital syndrome caused by damage to sternocleidomastoid at birth causing fibrosis of the muscle and fixed rotation of the head
Definition
congenital torticollis
Term
how are limbs oriented during development?
Definition
palms and feet face ventrally with big toes and thumbs pointed up
Term
pigment cells derive from what tissue?
Definition
neural crest
Term
what initiates limb development and sets up proximal-distal axis?
Definition
apical ectodermal ridge
Term
flexor muscles and extensor muscles both come from what muscle type?
Definition
hypaxial muscles
Term
flexor and extensor muscles are both enervated by what kind of nerves?
Definition
ventral rami
Term
how do lower limbs rotate?
Definition
medially 180
Term
what is the critical time period for limb development?
Definition
3-5 wks (as is for most things)
Term
what is thalidomide still used for today?
Definition
epilepsy, multiple myeloma
Term
amelia
Definition
absence of whole limb
Term
meromelia
Definition
absence of part of limb
Term
cleft hand/foot (lobster claw)
Definition
absent third diget and fusion of 1/2, 4/5
Term
phocomelia
Definition
absence of proximal limb structures
Term
polydactyly
Definition
extra toes or fingers
Term
syndactyly
Definition
fusion of digits
Term
varus
Definition
bow leg
Term
valgus
Definition
turning inward
Term
two main joints of the spine
Definition
uncovertebral joints and facet joints
Term
which imaging modality is good for looking at neural foramina?
Definition
xray oblique
Term
of the three spinal lines, abnormalities in which is the most sensitive for detecting occult fractures?
Definition
spinolaminar line
Term
if patient has spine trauma and xray is not telling, what should you do?
Definition
spine CT or MRI
Term
MVC without neck pain; should you get cspine xrays as precaution?
Definition
no
Term
clay shoveler fracture
Definition

fracture of C6 or C7 spinous process (supraspinous ligament avulsion)

no neuro impairment, stable fracture

Term

flexion-tear drop fracture

 

Definition
severe flexion of cervical spine causes disruption of posterior ligaments with anterior compression fracture of vertebral body
Term
flexion-teardrop fracture is often associated with what sequelae?
Definition
spinal cord injury from posterior part of vertevral being displaced into central canal, causes anterior cord syndrome and quadraplegia
Term
anterior cord syndrome
Definition
interruption of anterior blood supply to spinal cord
Term
predental space in adults
Definition
3mm
Term
predental space in kids
Definition
5mm
Term
hangman fracture
Definition

hyperextension and distraction injury

fracture of posterior elements of C2 and displacement of C2 body anterior to C3

unstable 

Term
chance fracture
Definition

flexion distraction injury

posterior element fixation

2/3 occur at T12/L1 (common in seatbelt mvc)

variations in how the vertebra splits, can be pure soft tissue flexion distraction injury (w/o fracture)

Term
burst fracture
Definition

axial load, usually secondary to mvc or fall

comminuted fracture through vertebral body that may resemble flexion-teardrop fracture

Term
anterior compression fracture
Definition

common in osteoporosis

compressed, wedge-shaped vertebrae (causes kyphosis)

Term
dark spot on nuclear medicine bone scan
Definition
fracture
Term
type 1 dens fracture
Definition
fracture of tip, usually stable
Term
type 2 dens fracture
Definition
fracture at the base of dense
Term
type 3 dens fracture
Definition
fracture through the body of the vertebra of C2
Term
ankylosing spondylitis is associated with which MHC type?
Definition
HLAB27
Term
how does ankylosing spondylitis affect spine?
Definition
ossification of annular fibrosus, spine fuses and is easily fractured
Term
diffuse idiopathic skeletal hyperostosis (DISH)/ Forestier's disease
Definition

laminated flowing osteophytes on anterolateral margin involving 4 contiguous vertebral bodies

mostly lower C and lower T spine

disk height maintained

Term
ossification of posterior longitudinal ligament can be associated with what spine pathologies?
Definition

ankylosing spondylitis

DISH

Term
how do you confirm where pain is coming from in disk disease?
Definition
facet injections
Term
disk bulge
Definition
diffuse bulging disk that extends symmetrically and circumferentially by more than 2mm
Term
disk protrusion
Definition
focal assymetric extension of disk beyond vertebral body, wide base
Term

disk extrusion

 

Definition
more pronounced portrusion, narrow neck
Term
central disk herniation of L3/4 will impinge what nerve?
Definition
L4 nerve root
Term
lateral disk herniation of L4/5 will impinge what nerve root?
Definition
L4
Term
clinical nerve impingement of L4 nerve root could be the result of what disk disease?
Definition
lateral L3/4 or central L4/5
Term
spinal stenosis
Definition
narrowing of central canal exclusive of disk disease
Term
central canal stenosis
Definition
usually result of facet joint osteophytes and inward buckling of lig flav posteriorly with disk bulging anteriorly
Term
neural foramen stenosis
Definition
degenerative osteophytes of facet joints or of uncovertebral joints in Cspine, in ward buckling of lig flav, foraminal disk protrusion, extrusion, diffuse disk bulge, post op fibrosis
Term
lateral recess stenosis
Definition

usually caused by hypertrophic degenerative changes of facet joints or less commomnly by disk fragment or post op fibrosis

nerve roots lie in recess after leaving thecal sac, but before exiting neural foramen

Term
spondylolytic spondylolisthesis
Definition
defect in pars interarticularis, posterior aspect of vertebral body separates from anterior
Term
degenerative spondylolisthesis
Definition

freq L4/5

not result of pars defect, but complex interaction btw disk, facet joints, and ligamentous structures

usually narrowing, sclerosis of facet joints from osteoarthritis

less forward slipping than those with spondylolysus and may get retrolisthesis

Term
why is spine the site of most bone metastases and myeloma?
Definition
high red marrow
Term
spine infection is most caused from what?
Definition
staph aureus from distant site
Term
what molecule links a large aggregate of GAGs in cartilage?
Definition
hyaluronic acid
Term
future of hyaline cartilage in devel
Definition
model for bones, articular cartilage, support respiratory passages (trachea, costal cartilage)
Term
future of elastic cartilage in devel
Definition
auricle of the ear, wall of auditory canal, epiglottis
Term
matrix that surrounds isogenous cell nest
Definition
capsular matrix
Term
cartilage type that lacks perichondrium
Definition
fibrocartilage
Term
osteoclasts arise from what cell precursors?
Definition
hemopoietic stem cells
Term
osteoblasts arise from what cell precursors?
Definition
undifferentiated mesenchymal cells
Term
early deposited formation of organic bone matrix
Definition
osteoid
Term
what is deposited to mineralize osteoid?
Definition
hydroxyapatite crystals
Term
flat bones tend to form by what process?
Definition
intramembranous ossification
Term
cells that secrete osteoid
Definition
osteoblasts
Term
osteoid is composed of what three types of material?
Definition

>90% type 1 collagen

proteoglycans

glycoproteins

Term
hydroxyapatite forms from what minerals?
Definition
Ca2+ and PO43-
Term
how do osteoblasts mineralize bone?
Definition
they secrete vesicles that concentrate Ca and PO4, crystals nucleate in these vessicles and also nucleate in gap regions of type 1 collagen fibers
Term
how long does the mineralization of osteoid take?
Definition
2-3wks
Term
howship's lacuna
Definition
lacuna formed by osteoclast chewing into bone
Term
how do osteoclasts resorb bone?
Definition

secrete H+, resulting acidic environment dissolves hydroxyapatite;

also release lysosomal enxymes that degrade collagen and proteoglycans (therefore, both organic and mineral component)

Term
how is osteoclast acidic secretion contained?
Definition
circumferential clear zone
Term
zone of osteoclast that resorbs bone
Definition
ruffled border
Term
primary bone deposition
Definition
collagen is secreted in diverse orientations, during mineralizations, a relatively small amount of Ca2+ is deposited.  AKA woven bone
Term
secondary bone deposition
Definition
continual process of resorption and redeposition converts primary to secondary (lamellar) bone which is stronger
Term
shaft of long bone
Definition
diaphysis
Term
ends of long bone
Definition
epiphysis
Term
long bones form by what process?
Definition
endochondral bone formation
Term
beginning portion of ossification of bone from cartilage
Definition
bone collar
Term
which region of endochondral bone growth attracts the formation of blood vessels, how does it do this?
Definition
hypertrophic chondrocytes; secretion of VEGF
Term
what age (roughly) do bones stop growing?
Definition
18
Term
how do bones stop growing?
Definition
the epiphyseal plate from the lengthening endochondral center meets the radially expanding endochondral region and all of the cartilage is used up
Term
in compact bone, remodeling occurs through what structures?
Definition
osteons/haversion canals
Term
canals that run perpendicular to osteons which connect their blood supply
Definition
Volkman's canals
Term
what is the signaling mechanism for osteocytes negative feedback on osteoblasts?
Definition
sclerostin; inhibits osteoblast bone deposition
Term
A 34yo delivery man lifting refrigerator notes a pop in his back.  He has immediate pain in his back radiating down R leg to buttock, post thigh, lat leg, into dorsum of foot. what is most likely diagnosis?
Definition
L4/5 disk herniation
Term
59yo w several yrs of progressively worsening low back pain.  He is crouched when he walks more than 5min and has to sit; is then able to walk again.  leans on shopping cart.  sx start proximally and radiate distally, sleeps in recliner at night. what is most likely diagnosis?
Definition
lumbar stenosis
Term
86yo w hx of end stage renal disease gets dialysis 3x/wk.  Presents with a 2wk hx of low back pain. Pain is constant, but aggrevated by activity.  he has night pain constant and severe, associated with sweats and chills.  what is next most appropriate action?
Definition
order xrays and MRI of lumbar spine
Term
44yo accountant presents with 2mo hx of left sided neck pain that extends to trapezius and scapula.  He has difficulty lifting his arm, combing hair and brushing teeth, and getting dressed.  Phys exam shows full range of motion of the neck with minor discomfort, pain is reproduced with shoulder rotation.  what is likely diagnosis?
Definition
shoulder rotator cuff tear
Term
annulus fibrosus has what type of collagen in it?
Definition
type 1
Term
nucleus pulposus has what type of collagen?
Definition
type 2
Term
what creates lumbar curvature?
Definition
disks
Term
what prevents hyperflexion of the intervertebral joint?
Definition
facets and interspinous and supraspinous ligaments
Term
spine segment responsible for flexion
Definition
lumbar (and lower cervical)
Term
spine segment responsible for rotation
Definition
T and C1/2
Term
cauda equina syndrome
Definition
serious neurologic condition in which there is acute loss of function of the lumbar plexus, neurologic elements (nerve roots) of the spinal canal below the termination (conus medullaris) of the spinal cord.
Term
what are the two groups of lower back pain pts who are good candidates for spine surgery?
Definition
cauda equina syndrome and/or unable to tolerate 6 wks of symptoms
Term
what is the number one reason for spine reconstruction surgery?
Definition
instability
Term
nerves responsible for perianal sensation and rectal tone
Definition
S2-4
Term
In C spine, spinal nerve comes out above or below its corresponding vertebra?
Definition
above
Term
spurling test: what is it and what is it used for?
Definition
lateral bending of head during extension, used to detect cervical radiculopathy
Term
indications of cauda equina syndrome
Definition
bladder dysfunction, saddle anesthesia
Term
treatment for disk herniation
Definition
epidurals and pain meds for 6 wks to see if symptoms improve (unless cauda equina present or progressive neurological deficit)
Term
laminectomy is contraindicated in C spine if what is present?
Definition
cervical kyphosis
Term
what is the trelenberg sign and what does it indicate?
Definition
pelvis slips to one side while walking; indicates L5 nerve impingement
Term
how do you differentiate between neural and vascular etiology in lumbar stenosis?
Definition
normal pulses, normal skin/no vein stasis = nx
Term
surgery for lumbar stenosis (if surgery is pursued)
Definition
laminectomy
Term

15yo presents w 3mo history of low back pain.  

Gymnast and dancer; what is a likely diagnosis?

 
Definition
spondylolisthesis
Term
common cause of back pain in adolescents
Definition
spondylolisthesis
Term
common sources for discitis
Definition
bladder or dental infection
Term

fibrous dysplasia of bone (polyostotic)

cafe-au-lait

endocrinopathies (hyperthyroidism, precocious puberty in girls)

Definition
McCune-Albright syndrome
Term
"shepherd's crook" deformity of the hip is associated with what disorder?
Definition
McCune-Albright syndrome
Term
what does fibrous dysplasia of bone mean?
Definition
abnormal curvilinear trabeculae (chinese calligraphy symbol)
Term
genetic transmission of McCune Albright syndrome
Definition
mutation in GNAS, but occurs post fertilization (not vertically transmitted
Term
small jaws, abnormal ears, eyes slanting downward, hypoplasia of face with or without cleft palate
Definition
Treacher-Collins syndrome
Term
genetic transmission of Treacher collins syndrome
Definition
mutation of TCOF1, autosomal dominant, apoptosis of neural crest cells
Term

skeletal abnormalities of upper limbs: phocomelia, absent digits, hypoplastic clavicles,

present with congenital heart disease (septal defects)

Definition
Holt-Oram syndrome
Term
Heart hand syndrome is another name for what disorder?
Definition
holt-oram syndrome
Term
genetics of holt-oram syndrome
Definition

TBX5 gene mutated, autosomal dom

mutation impacts early limb development laying down of cartilage

Term
short stature, hands are higher than they ought to be, midface hypoplasia, frontal bossing
Definition
achondroplasia
Term
genetics of achondroplasia
Definition

FGFR3 mutation

autosomal dom

common in children of older fathers (new gamete mutations)

 

Term
etiology of achondroplasia
Definition
defective chondroblasts
Term
more severe form of dwarfism, commonly lethal, smaller underdeveloped thoracic cavity that leads to respiratory insufficiency
Definition
thanatophoric dwarfism
Term
what is the genetic difference and similarity between achondroplasia and thanatophoric dwarfism?
Definition
both are mutations in FGFR3 (FGF receptor), but thanat is mutation in transmembrane domain
Term
club foot is varus or valgus?
Definition
varus
Term
what is typical tx for club foot?
Definition

splinting/casting

surg used sparingly

Term
bowing of legs, frontal bossing of skull, chest protruberances
Definition
rickets
Term
rickets usually results from what?
Definition
vit D deficiency
Term
short stature, severe mental impairment, thin stunted limbs, poor ossification, expanded dysfunctional cartilage scaffold, soft, week epiphyseal plates
Definition
cretinism
Term
cause of cretinism
Definition
iodine deficiency
Term
bluish sclerae, brittle bones, increased risk of fractures
Definition
osteogenesis imperfecta
Term
osteogenesis imperfecta is a mutation in what?
Definition
collagen chain
Term
which type of osteogenesis imperfecta have bluish sclerae?
Definition
Type 1
Term
short stature but normal body proportions,
Definition
pituitary dwarfism
Term
tx for pit dwarfism
Definition
GH replacement
Term
increased osteoclastic resorption, delayed matrix mineralization, short stature, osteoporosis
Definition
renal osteodystrophy
Term
pathophys of renal osteodystrophy
Definition
phosphate retention in kidneys induces secondary hyperparathyroidism, osteoclast activity stimulated
Term
bone weakening in adults that increases risk of vertebral, femoral fractures, due to deficiency in vit D
Definition
osteomalacia
Term
rickets in adults
Definition
osteomalacia
Term

markedly decreased bone mass and microarchitectural deterioration, prone to fractures from mild stress

 

Definition
osteoporosis
Term
two types of primary osteoporosis
Definition
senile and menpausal
Term
decreased bone mass
Definition
osteopenia
Term
quantitative measurement for osteoporosis vs osteopenia
Definition
DEXA
Term
causes of secondary osteoporosis
Definition
disuse (paraplegia), immobilization, hormonal (hyperparathyroidism, hyperthyroidism), drugs (roids, chemo), malnutrition (C, D)
Term
in senile osteoporosis, what is the relative effect of ostioclast vs blast?
Definition
reduced osteoblast activity
Term
In post menopausal osteoporosis, what is the relative effect of osteoclast vs blasts?
Definition
clasts increase activity (blast increases too, but not as much)
Term
brittle bones, may present as fractures at birth, deposited bone is not remodeled,
Definition
osteopetrosis
Term
pathophys of osteopetrosis
Definition
marble bone disease, osteoclast dysfunction, brittle bones
Term
affects elderly adults, usually incidental xray finding, chalkstick fracture
Definition
Paget disease of the bone
Term
pathophys of paget's disease of bone
Definition

mutation in gene SQSTM1

increased osteoclast activity

Term
microscopy of bone reveals mosaic pattern
Definition
paget's disease of bone
Term
alkaline phosphatase is produced by what type of cells and is indicative of what if elevated in the blood?
Definition
osteoblasts, increased osteoblast activity
Term
treatment of paget's disease of bone
Definition
bisphosphonate
Term
enlarged jaw, hands, feet in adult
Definition
acromegaly
Term
cause of acromegaly
Definition
pit adenoma
Term
classification system for growth plate fractures
Definition
salter-harris
Term
salter-harris 1
Definition
fraction parallel to growth plate, good prognosis
Term
salter harris 2
Definition
fracture along growth plate with lateral oblique fracture through diaphysis
Term
salter harris 3
Definition
parallel to growth plate with section through the epiphysis
Term
salter harris 4
Definition
oblique fracture through epiphysis and diaphysis through growth plate
Term
salter harris 5
Definition
compression fracture of the growth plate, worst prognosis
Term
secretory products of sebaceous gland; function
Definition
complex lipids; protection and moisturizer
Term
apocrine gland secretes what products? function?
Definition

iron, SCFAs, aromatic glycoproteins, ammonia

fxn: social and sexual

Term
apocrine gland does what type of secretion?
Definition
apocrine: decapitation
Term
eccrine gland does what type of secretion?
Definition
merocrine
Term
eccrine gland secretion products, function
Definition
electrolytes, lactate, urea/ammonia; thermoregulation and electrolyte balance
Term
layer of epiderm that is single layer at the base, where division occurs
Definition
stratum basalum
Term
epiderm layer where keratinocytes become more cuboidal, stop proliferation and migrate
Definition
stratum spinosum
Term
epiderm layer where cells become granulated, flatten and form layers. here is where a rapid apoptotic process happens that cells lose all contents except keratin
Definition
stratum granulosum
Term
layer formed after keratinocytes have lost all contents and apoptosed
Definition
stratum corneum
Term
cells that secrete melanin
Definition
melanocytes
Term
resident macrophage of skin
Definition
Langerhans cell
Term
cell line of keratinocytes that anchors epiderm to basement membrane
Definition
S cells
Term
intermediate filaments specific to keratinocytes
Definition
keratin
Term
what molecule in keratinocyte contributes to water barrier?
Definition
membrane coating granule
Term
at stratum granulosum layer, keratin is bound by what molecule?
Definition
flaggrin, filament aggregating factor
Term
EM of cell contains tennis racket shaped granules
Definition
Langerhans cell (birbeck's granules)
Term
melanin that makes brown and black pigment
Definition
eumelanin
Term
melanin that makes yellow and red pigment
Definition
pheomelanin
Term
2 fxns of melanin
Definition
shield from UV light, absorb free radicals
Term
merkel cells have what function and are found where?
Definition
they are fine touch mechano receptors, they are found in basal layer of epidermis in lips, finger tips, and genitalia
Term
EM shows cauliflower shaped nucleus, finger like philipodia, dense granules on one side
Definition
merkle cell
Term
type of collagen that composes most of dermis
Definition
type 1
Term
the bulk of ground substance in dermis is composed of what?
Definition
mucopolysaccharides
Term
EBM in PT is an integration of what 3 features
Definition
best research evidence, clinical expertise, patient's own unique set values and expectations
Term
PT is increasingly emphasizing what 3 tools in practice
Definition
therapeutic exercise, manual therapy (manipulation) and pt educat
Term
what are some important red flags in PT for an underlying pathology?
Definition
age <20 or >55; night pain; systemically unwell (fatigue, malaise, etc); failure to respond to conservative care
Term
what are recent onset signs and symptoms that require emergency referral?
Definition
difficulty with micturition, loss of sphincter tone/urinary/fecal incontinence, saddle anesthesia, gait disturbance with the above, bilatera sciatica with nx signs
Term
most common spinal site of metastatsis
Definition
T spine
Term
how frequently is T spine involved in mechanical problems?
Definition
2% of the time
Term
four factors, if present, have nearly 100% for id cancer in spine
Definition

failure to respond to concervative treatment

unexplained weight loss

hx of cancer

age >55

Term
tool for evaluating improvement in lumbar spine
Definition
Oswestry disability index
Term
tool used to help id yellow flags in spine PT patients
Definition
Fear-Avoidance beliefs questionaire
Term
what are yellow flags in spine PT patients?
Definition
psychosocial indicators for chronicity
Term
what two questions can screen for depression in spine PT patients?
Definition

1. during past month have you often been feeling down, depressed or hopeless

2. during the last month, have you often been bothered by little interest or pleasure in doing things

Term
manipulation is usually used for what kind of lower back pain?
Definition
acute onset
Term
when is stabilization used in therapy?
Definition
patient <41 yrs, SLR>91, +instability test, aberrant motion present
Term
when do you use specific exercise (extension, flexion, lat shift) in spine PT?
Definition
use exercise that decreases leg pain/centralizes or has directional prefeference
Term
when do you use traction in PT?
Definition
If no centralization, +Well SLR then traction may be worth trying
Term
when do you use manipulation on C spine?
Definition
useful to address restricted upper cervical segments in cases of cervicogenic headaches
Term
what does deep neck flexor endurance test for?
Definition
those with neck pain can do for 25 sec, w/o can do for 40
Term
upper limb tention test
Definition
analogous to SLR, but for C spine
Term
what are indications of neck pain with mobility deficits?
Definition
unilateral neck pain, limited neck motion, recent onset, restricted cervical and thoracic joint segment mobility
Term
intervention for neck pain with mobility deficits
Definition
cervical and thoracic mobilization and manipulation
Term
indications of neck pain with headache
Definition
restricted mobility in upper cervical segments, tight subocciput muscles, decreased neck flexor strength and endurance
Term
greater occiputal nerve comes from which spinal nerve?
Definition
dorsal rami of C2
Term
greater occip nerve passes through which two muscles on its way to the skin?
Definition

semispinalis capitis

trapezius

Term
proximal attachment of trapexius
Definition
external occipital protuberance, medial superior nuchal line, nuchal ligment, spinous processes of C7-T12
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