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62 Cards in this Set

  • Front
  • Back

What’s three muscles are associated with upward rotation

Upper trap, serratus, anterior and lower trap

What three muscles are associated with downward rotation

Rhomboids, Levator scapula, pec minor

Front (Term)

Superior angle

Front (Term)

Medial border vertebral

Front (Term)

Inferior angle

Front (Term)

Lateral or axillary border

Front (Term)

Acromion process

Front (Term)

Coracoid process

Front (Term)

Spine of scapula

What is scapulohumeral rhythm?

2° of shoulder abduction must be accompanied by 1° of scapular upward rotation

What are the joints of the shoulder girdle

Sterno clavicular, acromioclavicular scapulothoracic, glenohumeral

Ligaments of the shoulder girdle

Sterno clavicular, costo clavicular interclavicular

What is the main purpose of the costo clavicular ligament?

Limits clavicular, elevation

What does the sterno clavicular ligament do?

The anterior portion limit supposed to your emotion, the posterior portion limits the anterior Motion

What is the main function of the inter-clavicular ligament?

Limits clavicular, depression

Describe this ac joint

It is a gliding plane joint synovial it links scapular motion to the lateral end of the clavicle. It’s very stable.

Describe this sternoclavicular joint

Saddle joint synovial joint with three planes of motion, articulating disc supported by ligaments only bony attachment

Describe the scapulothoracic joint

It’s not a true joint. It’s movements include elevation and depression, protraction and retraction, upward and downward rotation, and tilting.

In terms of the sternoclavicular joint, which part moves in which stays put

The clavicle moves the sternum stays

What are the ligaments of the AC joint?

Acromioclavicular Coração clavicular coracoacromial

What is the purpose of the acromioclavicular ligaments?

Hold acromion process to clavicle, preventing dislocation

What is the purpose of the Coração clavicular ligament?

Stability allows scapula to suspend from the clavicle prevents backward motion in rotation of scapula

Which AC joint forms of protective arch in supplies support to head of humorous went upward. Force is applied.

Coracoacromial ligament

What are the scapulothoracic joint elevators?

Upper trap levator scapula rhomboids

What are the scapulothoracic joint depressors?

Lower trap, peck, minor middle trap, serratus anterior

Starting from inferior angle in moving clockwise name the muscles that attach to the posterior of the right scapula

Rhomboid, lower, mid trap, levator upper trap

Attaches as a rim to the articular cartilage of the glenoid fossa

Glenoid labrum

What are the rotator cuff muscles sits?

Supraspinatus, infraspinatus, teres, minor in subscapularis

This ligament attaches between the coracoid process in the greater tuberosity

Coracohumeral

This deep is the socket helps seal the joint provide stability almost doubles the depth

Glenoid labrum 30

This attaches to the Superior glenoid tubercle and acts as an extension of the glenoid labrum

Long-head of the bicep

What are the GH joint abductors?

Supraspinatus anterior deltoid middle delt

What are the GH joint flexors?

Interior delt pec, major clavicular portion, coracobrachialis, biceps

Why is upward rotation needed for the motion of the GH joint?

Due to scapulohumeral rhythm, it is needed to maintain length tension, relationship to produce contractile power of flexors and abductors

What are the GH extensors?

Let’s teres major pack, major post dealt, long head of the tricep

Which muscles produce the lowest torque out of all GH muscle groups

External rotators

What are the external rotators of the GH

Infraspinatus, teres, minor posterior dealt subscapularis

what does the girdle do when the shoulder flexes

upward rotation protraction

what does the girdle do when the shoulder extends

downward rotation retraction

what does the girdle do when the shoulder hyperextends

scapular tilt

what does the girdle do when the shoulder abducts

upward rotation

what does the girdle do when the shoulder adducts?

downward rotation

what does the girdle do when the shoulder medially rotates

protracts

what does the girdle do when the shoulder laterally rotates and horizontally abducts?

retracts

what does the girdle do when the shoulder horizontally adducts?

protracts

which joint is separate from the shoulder girdle?

glenohumeral

is the gh stable

no


its mainly the muscles around it that keep it stable

which ligament reinforces the anterior portion of capsule

glenohumeral

which ligament strengthens upper part of joint capsule

corocohumeral ligament

where is the glenoid labrum

little ring inside glenoid fossa

four muscles of rc

subscapularis.


Infraspinatus.


Teres minor.


Supraspinatus

what other muscles besides big 4 helps stabilize shoulder

delts

what the yellow

what the yellow

coraco acromial

red

red

coracohumeral

blue

blue

glenohumeral

explain the degrees of motion for flexion extension

180 flexion


60 extension

when abducting what two arthrokinematics

roll AND glide

internal and external normal degrees

70 internal


90 external

normal ab/ adduction degrees

90 degrees

what plexus innervates the shoulder complex

brachial plexus

greatest torque rotation

internal rotation

arthrokinematics


roll of rotator cuff

provides dynamic stability


supra -compresses everything in the glenoid


infra/ teres minor and subscapularis provide inferiorly directed force.