Term
4 bones that make up the shoulder |
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Definition
1) Sternum
2) clavicle
3) humerus
4) scapula |
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Term
1st rib articulates with both the manubrium and the body of the sternum.
True or false |
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Definition
False
1st rib articulates with just the manubrium |
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Term
What rib articulates with half of the manubrium and have on the body of the sternum? |
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Definition
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Term
what ribs attach entirely to the body of the sternum? |
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Definition
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Term
The anterior surface of the Clavicle....
Medially is ______ and laterally______? |
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Definition
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Term
The clavicle is oriented _____ to the horizontal plane and 20 degrees _____ to the frontal plane. |
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Definition
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Term
An individual with FHRS would cause the clavicle to be stuck in what postion? |
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Definition
The clavicle would be depressed and moved anterior. |
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Term
What is the angle of inclination of the humerus? |
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Definition
The angle of inclination is 135 degrees. |
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Term
In respect to the the horizonal plane how is the humerus oriented? |
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Definition
It is set 30 retroverted. |
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Term
What is the main reason for the angle of inclanation and the retroversion of the humerus? |
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Definition
They orient the humerus in the scapular plane so that the head can make maximum contact with the glenoid fossa. |
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Term
What ligament holds the biceps tendon in contact with the bicipatal groove? |
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Definition
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Term
What attaches to the upper facet on the greter tubercle? Middle facet? Lower facet? |
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Definition
Upper: supraspinatus
Middle: infraspinatus
Lower: teres minor |
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Term
Where is the trigger point for the infraspinatus? |
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Definition
inferior angle of the scap |
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Term
When the scapula is in proper alignment it is in line with the _____ rib at the superior angle. The ____ vertebrae at the root of the spine and _____rib at the inferior angle. |
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Definition
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Term
What are the 3 types of acromia? |
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Definition
1) type I - flat
2) type II - curved
3) type III - hooked |
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Term
Flat acromia type occurs ____% of the time? |
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Definition
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Term
Curved acromia type occurs ____% of the time?
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Definition
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Term
hooked acromia type occurs ____% of the time?
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Definition
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Term
How many muscles help with the stability of the scapulothoracic joint? |
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Definition
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Term
Scapulothracic Joint properties
(4) |
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Definition
1) functional joint
2) the base on which the humerus moves
3) stabiity is derived from 17 muscles
4) contributes to force absorption and production |
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Term
How does the scpulothoracic joint gain all of its stability? |
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Definition
Through muscle attachments |
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Term
What are the 6 main movements the scapulothroacic joint can perform? And what muscles produce each movement? |
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Definition
1) elevation: UT, levator, rhomboid
2) depression: LT, lower portion of Serratus
3) Retraction: Trap, rhomboids
4) Protraction: serratus Anterior
5) Upward rotation: Serratus anterior, UT, LT
6) Downward Rotation: Rhomboids, levator |
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Term
When their is inferior to Superior movement the treatment plane is parallel to what bone at the SC joint? |
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Definition
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Term
When there is an A-P movement of the clavicle of the SC joint the treatment plane is parallel to what bone? |
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Definition
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Term
Pathology of the SC joint consists of what? |
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Definition
Subluxations and dislocations |
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Term
How often do SC joint dislocations occur? |
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Definition
Not very often the clavicle usually breaks before the dislocation occurs. |
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Term
If a pt. has FHRS posture they will be expected to have the ability to raise their hands over their head.
True or false |
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Definition
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Term
The clavicle is ____ along the longitudinal diameter, and _____ along the transverse diameter. |
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Definition
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Term
The Manubrium is ______ along the longitudianl diameter and ______ along the transverse diameter. |
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Definition
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Term
What is the two main functions of the articular disc of the SC joint? |
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Definition
1) force absorbtion
2) increase the surface area of the joint |
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Term
Name the 5 things that stablize the SC joint. |
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Definition
1) joint capsule
2) anterior sternoclavicular ligament
3) posterior sternoclavicular ligament
4) costoclavicular ligament
5) interclavicular ligament |
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Term
At the SC joint....
Elevation/ depression occurs in what plane and around what axis?
protraction/Retraction?
clavicular rotation? |
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Definition
1) parallel to the frontal plane, A-P axis
2) Parallel to the horizontal plane, S-I axis
3) rotation occurs around the longitudinal axis |
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Term
What is the closed packed postion for the SC joint? |
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Definition
Full posterior rotation of the clavicle |
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Term
How many degrees of protraction and retraction is avalible at the SC joint? |
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Definition
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Term
How many degrees of elevation and depression occur at the SC joint? |
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Definition
Elevation:45 degrees
Depression: 10 degrees |
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Term
There is about how many degrees of clavicular rotation at the SC joint? |
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Definition
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Term
What are the 3 stablizing structures of the AC joint? |
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Definition
1) Acromioclavicular ligament
2) Coracoclaviclavicular ligament
3) articular disc |
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Term
Trapezoid ligament attachments? |
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Definition
coracoid process to the trapezoid line of the clavicle |
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Term
Conoid ligament attacments? |
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Definition
Coracoid process to the conoid tubercle of the clavicle. |
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Term
What forms the roof of the rotator cuff? |
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Definition
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Term
What structures stabilize the GH joint? |
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Definition
1)Fibrous Capsule
2) GH ligaments
3) Coracohumeral Ligament
4)capsular reinforcement by rotator cuff
5) Glenoid Labrum
6) Static Stabilizing forces |
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Term
GH joint capsule is how much bigger than the Joint? |
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Definition
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Term
Superior GH Ligament
1) comes from where
2) inserts
3)taught in what positions |
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Definition
1) supraglenoid tubercle
2) anatomic neck
3) adduction, inferior and posterior humeral translation |
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Term
Middle GH ligament
1) origin
2) insertion
3) taught in what positions |
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Definition
1) anterior rim of the glenoid fossa
2) Anterior capsule
3) anterior translation and ER |
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Term
Inferior GH ligament
Origin
insertion
name the 3 distinct pouches
fibers are tight during what movements? |
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Definition
1) anterior-inferior rim of the glenoid fossa and adjacent labrum
2) anterior-inferior and posterior-inferior margins of the anatomic neck
3) anterior band, posterior band, axillary pouch
4) all bands are tight during abd
Anterior: abd/ER
posterior: abd/ IR |
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Term
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Definition
1st: Education on avoiding re injury, modalities as necessary, ROM and gentle stretching
2nd: isometrics, consider friction massage and joint mobs. address instability
3rd: friction massage, increase focus on strengthening, NM contral joint play. |
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Term
PT surgion comunications for RC tear
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Definition
Size and type of tear
number of tears
location of tear
integrity of tissue/blood supply
type of deltoid resection |
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Term
Rehab protocol RC tear
1) 0-3 wks
2) 3-6 wks
3) 6-12 wks
4) 12 wks - 6 mo |
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Definition
1) PROM/ scapular stab
2) AAROM, rotor cuff stab, NM re-ed, postural training.
3) AROM and PRE below 90 degrees
4) functional training |
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Term
Coracohumeral Ligament
Origin
insertion
when is it taught |
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Definition
1) lateral borader of coracoid process
2) anterior side of the greater tubercle
3) Extreme ER, flexion, and extension. Also inferior translation
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Term
What reinforces the anterior capsule?
posterior capsule?
superior capsule? |
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Definition
anteior capsule: subscapularis
posterior capsule: infraspinatus and teres minor
superior capsule: supraspinatus |
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Term
What is the closed packed position for the AC joint? |
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Definition
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Term
The labrum accounts for how much of the depth of the glenoid? |
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Definition
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Term
Main function of the labrum? |
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Definition
Deepen the socket and add stability to the GH joint |
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Term
Name the different zones of the labrum? |
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Definition
zone I starts at 12 o'clock
zone II starts at 3 o'clock
zone III starts at 6 o'clock
zone IV starts at 9 o'clock
Named while looking at a lateral view of the labrum. |
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Term
What are the static forces that hold the humerus in place? (3)
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Definition
1) compressive force due to the inclination of the the glenoid
2) tension in the superior capsular structures
3) normally intra articular pressure in the joint |
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Term
bankhart lesion
What is affected?
Where is the tear? |
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Definition
Labrum
zone II (3-6 o'clock) |
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Term
SLAP lesion
Cause?
Torn by what? |
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Definition
1) FOOSH, throwing sports, volleyball, tennis
2) the biceps tendon |
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Term
Arthrokinamatics of the GH joint roll and glide
Axis of rotation
1) Flexion/extension
2) Abduction
3) adduction
4) ER
5) IR
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Definition
1) M-L axis spin of the humerus(slight inferior and posterior glide)
2) A-P axis roll superior glide inferior
3) A-P axis roll inferior glide superior
4) S-I axis posterior roll anterior glide
5) S-I axis anterior roll posterior glide |
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Term
Coracoacromial arch function
(2) |
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Definition
1) serves as the roof of the glenohumeral joint
2) protects the supraspinatus |
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Term
subacromial space contains what?
(4) |
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Definition
1) supraspinatus muscle tendon
2) subacromial bursa
3) long head of the biceps
4) portions of the superior capsule |
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Term
What are 5 factors that can affect the subacromial space? |
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Definition
1)posture
2) osteophyte formation
3) AC joint Degeneration
4) hypertrophy of the coracoacromial ligament
5) inflammation of the subacromial bursa |
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Term
how many bursa are accounted for in the shoulder joint? |
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Definition
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Term
Main purpose of the bursa |
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Definition
decrease friction between tendons, capsules and bones |
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Term
Humeral protectors
1) what muscles
2) how do you test them
3) purpose |
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Definition
1) Supraspinatus, infraspinatus, teres minor, subscapularis, long head of biceps
2) subscap: push off
infra: 45 degrees of internal rotation
teres: neutral
biceps: decelorator of the humerus
3) work together to oppose the upward pull of the deltoid and hold the humerus in the glenoid |
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Term
Scapular pivoters
1) muscles involved
2) purpose |
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Definition
1) Levator, UT, LT, rhomboid major, Rhomboid minor
2)pairs concentrially or eccentrically to rotate the scapula |
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Term
Humeral Positioners
1)muscles/ innervation
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Definition
Deltoid - 3 heads/C5-6
Pec Major/C5-6
Lat dorsi/ C6-8 |
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Term
Humeral positioners force couples
1) abduction
2) forward flexion above 90
3) forward flexion below 90 |
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Definition
1) Delt/ RC
2) Ut/ upper serratus
3)LT/ lower serratus |
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Term
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Definition
With forward flexion 120 degrees GH movement 60 degrees of Scpulothroacic |
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Term
Capsular innervation/location of pain referal
1) anterioinferior
2) sup & post capsule
3) superioanterior |
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Definition
1) Axillary N/deltoid & teres Minor
2) supra scpular N./ supraspinatus & inferaspinatus
3)lateral pectoral N./pec major |
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Term
Long thoracic nerve injury results in what |
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Definition
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Term
dorsal scapular Nerve
1) innervates
2) damage causes what |
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Definition
1)LS & rhomboids
2) loss of retraction and downward rotation |
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Term
What could injury the trunks of the brachial plexus? Why? |
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Definition
Bad posture. becuase the trunks pass underneath Pec. Minor and when that muscle gets tight in can cause parthesias |
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Term
Where can the subclavian and axillary arteries get impinged? |
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Definition
1) in between middle and anterior scalenes
2) between clavicle and 1st rib
3) pec minor and upper ribs |
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Term
Medial surface of the humerus contains what bony landmarks? |
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Definition
Medial epicondyle and trochlea |
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Term
medial lip of the troclea extends more ______ when compared to the lateral lip. This causes the ______ ________. |
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Definition
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Term
The trochlear groove is sprialled ______ and the ______ articulates here. |
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Definition
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Term
the coronoid fossa is located _____ to the anterior side of the trochlea |
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Definition
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Term
Coronoid process of the ulna articulates with _____ on the distal humerus. |
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Definition
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Term
Common flexor group is attachment site for _____, ______ and _______. |
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Definition
UCL, wrist flexors and pronators |
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Term
Lateral side of the humerus contains what boney landmarks? |
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Definition
Lateral epicondyle and capitulum |
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Term
What articulates with the capitulum? |
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Definition
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Term
Common extensor group is attachment site for what muscles and what ligament |
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Definition
Wrist extensors, supinators and lateral collateral ligament |
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Term
The olecranon fossa articulates with what on the humerus during full elbow extension? |
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Definition
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Term
How much of the weight bearing goes through the ulna? |
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Definition
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Term
The radius takes up how much of the weight bearing? |
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Definition
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Term
Articular capsule of the elbow contains what joints? |
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Definition
humeroulnar joint
humeroradial joint
proximal radioulnar joint |
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Term
Medial collateral ligament
Anterior bundle
1) resists what motion
2) origin
3) insertion
4) when is it taught |
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Definition
1)Valgus at the elbow
2) medial epicondyle
3) coronoid
4) full extension |
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Term
UCL posterior bundle
1) origin
2) insertion
3) taught in what position |
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Definition
1) medial epicondyle
2) olecranon process
3) extreme elbow flexion |
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Term
The transverse bundle of the UCL provides the most stability for the elbow joint.
true or false |
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Definition
False
it is contained fully on the ulna and provides no stability. |
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Term
The LCL splits into two fiber bundles the radial collateral ligament origiantes _____ and insterts _______. The lateral colateral ligament origiantes ______ and inserts _______. |
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Definition
lateral epicondyle, blends with annular ligament
Lateral epicondyle, supinator crest |
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Term
what is the PROM of the elbow? what about with ADLs |
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Definition
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Term
If patient's have lost some of their ROM the will end up with a functionally shortened arm which will palce extra demands on what? |
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Definition
shoulder, wrist, hand and spine |
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Term
Arthrokinematics of the radio-humeral joint |
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Definition
fovea rolls and slides on the capitulum |
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Term
the Radius has _____ contact with the humerus during extension. _______ ______ pulls the radius in contact with the humerus. |
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Definition
little, muscle contractions |
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Term
What is the main function of the Interosseous Membrane? |
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Definition
Force transfer from the radius to the ulna |
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Term
What are the fiber directions of the IM? |
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Definition
obliquely in a medial and distal direction |
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Term
What is the purpose of the oblique and inferior fibers of the IM? |
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Definition
prevent inferior translation of the radius during distraction. |
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Term
What is the purpose of the quadrate ligament in the forearm |
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Definition
holds the radial head into the joint |
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Term
Convex _____ articulates with the concave _____ to make the distal radioulnar joint. |
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Definition
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Term
For supination to occur the radius must roll and slilde in a ______ direction. |
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Definition
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Term
For pronation to occur the radius must roll and slide _____ direction. |
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Definition
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Term
Musculocutaneous nerve arises from what nerve roots? motor to which muscles? |
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Definition
C5-7
Biceps brachii
coracobrachialis
brachialis |
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Term
Radial nerve
1) nerve root levels
2) pathway |
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Definition
1)C5-T1
2) travels through radial groove of the humerus emerges from the lateral side of the distal humerus |
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Term
Ulnar Nerve
1) nerve root levels
2) nerve pathway |
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Definition
1) C8-T1
2) posterior to the medial epicondyle |
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Term
Closed packed position for ulno-humeral joint |
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Definition
full extension with supination |
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Term
Closed packed position for the radio humeral joint |
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Definition
90 degrees fo flexion with supination to 5 degrees |
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Term
Loose packed postion of the unlo humeral joint |
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Definition
70 degrees of flexion with 10 degrees of supination |
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Term
Proximal radioulnar joint closed packed position |
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Definition
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Term
Loosed packed position for the radio humeral joint |
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Definition
full extension and full supination |
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