Joint structure Flashcards
What is the CPP of the vertebrae?
Full EXT
What is the OPP of the TMJ?
slightly opened jaw
What is the CPP of the TMJ?
Maximal RET (clenching teeth)
OR
Mouth maximally open
What is the OPP of the SC joint?
arm resting by the side
What is the CPP of the SC joint?
Arm maximally ELEV
What is the OPP of the AC joint?
arm resting by the side
What is the CPP of the AC joint?
90 degrees ABD
What is the OPP of the GH joint?
55 degrees ABD
30 degrees Horiz. ADD
(Scapular plane)
What is the CPP of the GH joint?
maximal ABD and ER
What is the OPP of the humeroulnar joint?
70 degrees FLX
10 degrees SUP
What is the CPP of the humeroulnar joint?
Full EXT and SUP
What is the OPP of the humeroradial joint?
Full EXT and SUP
What is the CPP of the humeroradial joint?
90 degrees FLX
5 degrees SUP
What is the OPP of the proximal radioulnar joint?
70 degrees FLX
35 degrees SUP
What is the CPP of the proximal radioulnar joint?
5 degrees supination
What is the OPP of the distal radioulnar joint?
10 degrees SUP
What is the CPP of the distal radioulnar joint?
5 degrees SUP
What is the OPP of the radiocarpal and ulnocarpal joints?
neutral with slight UD
What is the CPP of the radiocarpal and ulnocarpal joints?
Full EXT and RD
What is the OPP of the midcarpal joints?
neutral
What is the CPP of the midcarpal joints?
EXT with UD
What is the OPP for CMC joints 2-5?
Neutral
What is the CPP for CMC joints 2-5?
Full thumb OPP
Full finger FLX
What is the OPP of the MCP and IP joints in the hand?
slight FLX
What is the CPP of the MCP joints?
Full thumb OPP
Full finger FLX
What is the CPP of the IP joints in the hand?
Full EXT
What is the OPP of the hip?
30 FLX
30 ABD
slight ER
What is the CPP of the hip?
Full EXT, ABD, and IR
What is the OPP of the knee?
25 degrees FLX
What is the CPP of the knee?
Full EXT and ER
What is the OPP of the talocrural joint?
neutral INV/EV
10 degrees PF
What is the CPP of the talocrural joint?
full DF
What is the OPP of the subtalar joint?
neutral
What is the OPP of the midtarsal joints?
neutral
What is the CPP of the subtalar joint?
Full INV
What is the CPP of the midtarsal joints?
Full SUP
What is the OPP for the TMT joints?
Neutral between PRON/SUP
What is the CPP for the TMT joints?
full SUP
What is the OPP for MTP joints?
neutral (10 degrees EXT)
What is the CPP for MTP and IP joints?
Full EXT
What is the OPP for IP joints in the foot?
slight FLX
What is the capsular pattern/restrictive pattern of the TMJ?
Limited mouth opening
What is the capsular pattern/restrictive pattern of the AO joint?
FLX > EXT
What is the capsular pattern/restrictive pattern of the AA joint?
ROT
What is the capsular pattern/restrictive pattern of the lower cervical spine (C3-T2)?
Limited in all motions EXCEPT FLX
SB = ROT >EXT
What is the capsular pattern/restrictive pattern of the GH joint?
ER > ABD > IR
What is the capsular pattern/restrictive pattern of the SC and AC joints?
ELEV
What is the capsular pattern/restrictive pattern of the humeroulnar and humeroradial joint?
FLX > EXT
What is the capsular pattern/restrictive pattern of the radioulnar joints?
PRON = SUP
What is the capsular pattern/restrictive pattern of the joints located in the wrist?
FLX = EXT
What is the capsular pattern/restrictive pattern of the midcarpal joints?
equal in all directions
What is the capsular pattern/restrictive pattern of the trapeziometacarpal joint?
ABD > EXT
What is the capsular pattern/restrictive pattern of CMC 2-5?
equally restricted
What is the capsular pattern/restrictive pattern of the IP joints in the hand?
FLX > EXT
What is the capsular pattern/restrictive pattern of the T-spine?
SB and ROT > EXT > FLX
What is the capsular pattern/restrictive pattern of the L-spine?
SB and ROT > EXT > FLX
What is the capsular pattern/restrictive pattern of the hip?
IR/FLX > ABD
What is the capsular pattern/restrictive pattern of the knee?
FLX > EXT
What is the capsular pattern/restrictive pattern of the talocrural joint?
PF > DF
What is the capsular pattern/restrictive pattern of the subtalar joint?
INV > EV
What is the capsular pattern/restrictive pattern of the midtarsal joints?
SUP > PRON
What is the capsular pattern/restrictive pattern of the 1st MTP joint?
EXT > FLX
What is the capsular pattern/restrictive pattern of the MTP joints 2-5?
FLX
What is the capsular pattern/restrictive pattern of the IP joints in the foot?
EXT
What muscle substitutions occur when the shoulder abductors are weakened?
use of Scapular stabilizers to initiate shoulder motion (Reverse Scapulothoracic rhythm)
What muscle substitutions occur when hip abductors are weak?
use of Lateral trunk muscles or TFL
What muscle substitutions occur when finger flexors are weak?
use of wrist extensors (Tendonesis)
What muscle substitutions occur when the pec major is weak?
use of LHOB, coracobrachialis, and anterior deltoid
Orientation of the glenoid fossa forms true ABD at ____ degrees ANTERIOR to the frontal plane.
30 degrees anterior to the frontal plane
What portions of the clavicle at the SC joint are convex?
superior and inferior portions
What portions of the clavicle at the SC joint are concave?
anterior and posterior portions
Where does the GH joint capsule attach?
glenoid margin, labrum, coracoid process
What portion of the GH joint capsule is the least supported?
Inferior portion –> more lax
The GH ligaments support what portions of the joint capsule?
anterior and inferior portions
What motions does the superior GH ligament restrict?
ER and inferior translation
What motions does the middle GH ligament restrict?
ER and anterior translation
What motions does the Anterior band of the inferior GH ligament restrict?
ER, anterior translation, superior translation
What motions does the posterior band of the inferior GH ligament restrict?
IR and anterior translation
Describe scapulohumeral rhythm.
Ratio of movement of the GH and ST joints
2:1 ratio
How much elevation occurs in the GH joint?
The first 30 to 60 degrees of elevation
What are the requirements for full elevation of the UE?
- scapular stabilization
- inferior humeral glide
- ER
- ROT of clavicle at SC joint
- scapular ABD and lateral ROT at the AC joint
- straightened t-spine
At approx. 75 degrees of elevation in the UE, what occurs at the GH joint to prevent compression of the greater tubercle on the acromion?
ER
(“Conjunct ROT”)
How are the trochlea and trochlear notch at the humeroulnar joint placed?
anteriorly at a 45 degree angle
What portion of the humerus articulates with the radius at the humeroradial joint?
capitulum
What portion of the humerus articulates with the ulna at the humeroulnar joint?
trochlea
What is the main contributor to bony stability in the elbow complex?
articulation between the trochlea and ulna (humeroulnar joint)
The ulna (PRON/SUP) with elbow EXT
pronates
The ulna (PRON/SUP) with elbow FLX
supinates
The proximal ulna glides (medially/laterally) during elbow extension
medially
The proximal ulna glides (medially/laterally) during elbow FLX
laterally
The 1st metacarpal is concave in what directions?
medial/lateral
The 1st metacarpal is convex in what directions?
anterior/posterior
What movements does the dorsal radiocarpal ligament restrict?
FLX, PRON, and RD
What movements does the palmar ulnocarpal ligament restrict?
EXT and SUP
What movements does the palmar radiocarpal ligament restrict?
EXT and SUP in the knuckles
What does the extensor hood in the hand provide?
Assistance with EXT of the IP joints