UE Ortho Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
What are the components of the glenohumeral joint? | head of humerus, glenoid, labrum, ligaments, and capsule |
The angle between the head of the humerus and the longitudinal axis of the humerus is called what? | the angle of inclination |
What is the value for the angle of inclination? | 135 degrees |
The line through the humeral head and humeral condyles is called the ______ __ ______. | angle or torsion |
The humerus is rotated about ___ degrees in what direction? | 30 degrees posteriorly |
What are the directions of the roll and glide with shoulder abduction? | roll=superior, glide=inferior |
What are the directions of the roll and glide with shoulder adduction? | roll=inferior, glide=superior |
What is the direction of the glide with shoulder flexion? | posterior |
What is the direction of the glide with shoulder extension? | anterior |
In what direction is the glide for the following shoulder motions: 1. ER, 2. IR, 3. horizontal add, 4. horizontal abd | 1.anterior, 2.posterior, 3.posterior, 4.anterior |
What are the six ligaments of the glenohumeral joint? | superior/middle/inferior GH ligaments, coracohumeral lig, coracoacromial lig, and transverse humeral lig |
Which shoulder ligament checks ER during arm elevation from 0-60 degrees? | coracohumeral ligament |
Which shoulder ligament plays no role with movements, but is part of the supraspinatus tunnel? | coracoacromial ligament |
In the resting position the GH joint is more taut where? | superiorly |
In the resting position the GH joint hass more slack where? | anteriorly and inferiorly |
The GH capsule is how much larger than the humeral head? | 2x |
Because of the large GH capsule, there is greater than _ inch(es) of distraction allowed of the humeral head. | 1 |
The subscapularis provides ________ stability. | anterior |
Space between superior border of subscapularis and supraspinatus tendons is called what? | the Rotator Cuff Interval(RCI) |
The RCI plays a roll in _________ stability? | inferior |
What provides stability to the GH joint at 0 degrees of abduction? | superior GH ligament(SGHL), and the RCI |
What provides stability to the GH joint at 45-75 degrees of abduction? | middle GH ligament(MGHL) |
What provides stability to the GH joint at >90 degrees of abduction? | Inferior GH ligament(IGHL) |
What is the closed packed position of the GH joint? | full abduction, and ER |
What is the Open-packed position of the GH joint? | 55° ABD, 30° Horiz ADD |
A capsular pattern of the GH joint results in limitations of __>___>__. | ER>ABD>IR |
What protects structures below it from direct trauma, prevents superior dislocationof the humeral head, and can cause impingement? | Coracoacromial Arch |
In the normal resting position the scapula is __-__ degrees anterior to the frontal plane. | 30-40 |
What muscle primarily causes superior translation of the humeral head? | deltoid |
What balances the force of the deltoid (superior translation) and compresses the humeral head? | rotator cuff |
What muscle centers the humeral head in the glenoid fossa, and decreases vertical and anterior translation? | biceps |
The scapulothoracic joint is located between the ___ and ___ ribs. | 2nd-7th |
The spine of the scapula is located at what level? | T3 |
The inferior anlge of the scapula is located at what level? | T7 |
How fa from midline is the resting scapula? | 2 inches |
The scapula normally experiences about __-__ degrees of anterior tipping. | 10-20 degrees |
With the scapulohumeral rhythm, the GH joint accounts for ____ degrees of elevation while the ST(scapulothoracic) joint accounts for the other __ degrees of elevation, totaling 180 degrees. | 120, 60 |
What two muscles initiate elevation during scapulohumeral rhythm? | deltoid, supraspinatus |
Initial elevation with the scapulohumeral rhythm mainly occurs at what joint? | the GH |
During phase one of the scapulohumeral rhythm, this ligament prevents motion at the AC joint. | coracoclavicular lig |
During phase one of the scapulohumeral rhythm, what causes the scapula to upwardly rotate? How many degrees of upward rotation occurs? | clavicular elevation. 30 degrees |
During phase one of the scapulohumeral rhythm there is __ degrees of GH motion and __-__ degrees of total elveation. | 60 degrees GH motion, 90-100 degrees total elevation |
During what phase of scpulohumeral rhythm does the Coracoclavicular ligament rotate the clavicle posteriorly (30-55 degrees) and result in 30 degrees of upward scapular rotation? | phase two |
During phase two of scapulohumeral rhythm there is __ degrees of ST motion, __ degrees of GH motion, and ____ degrees of total elevation. | 30 degrees ST, 60 degrees GH motion, 180 degrees total elevation |
During phase two of the scapulohumeral rhythm the t-spine does what to allow full elevation? | extends/sidebends |
Where does the subacromial bursae lie? | between the supraspinatus and the acromion |
What factors can lead to decreased subacromial space?(5) | Hooked acromion, AC degeneration, GH instability, Tight posterior capsule, Lack of posterior tipping or upward rotation of scapula |
Does protraction of the scapula increase or decrease subacromial space? | decreases |
Does retraction of the scapula increase or decrease subacromial space? | increase |
Hypermobility can lead to to excessice motion of what? | the humeral head |
_______ or _________ capsular tightness can lead to superior humeral head(HH) migration. | inferior or posterior |
What can lead to a loss of ability to compress/depress the humeral head in the glenoid and result in superior migration of HH? | RC weakness/tear |
What muscle can lead to increased anterior tilt of scapula, decreasing subacromial space? | pec minor tighness |
What can decrease UR of scapula? | serratus weakness, LT weakness |
Two forces that act in opposite directions to rotate a segment around its axis of motion is called? | force couple |
What two muscles create a force couple? | RC and deltoids |
Created by:
txst fall 2009
Popular Physical Therapy sets