Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
74 Cards in this Set
- Front
- Back
What is the most commonly injured rotator cuff muscle?
|
Supraspinatus
|
|
What muscles attach to the greater and lesser tubercles?
|
Greater tubercle - supraspinatus,infraspinatus, teres minor
Lesser tubercle - subscapularis |
|
Where are the tubercles located?
|
The greater tubercle is most lateral and the lesser tubercle is medial.
|
|
What nerves form the brachial plexus?
|
C5-C8 & T1 ventral rami
|
|
What muscles attach to the bicipital groove?
|
Latissimus dorsi, teres major, pectoralis major
|
|
What muscles attach to the coracoid process?
|
Coracobrachialis, the short head of biceps, pectoralis minor
|
|
What are the joints of the shoulder complex?
|
Sternoclavicular, acromioclavicular, scapulothoracic, glenohumeral
|
|
What is coracobrachialis named for?
|
Its origin and insertion
|
|
What muscle starts abduction?
|
Supraspinatus
|
|
What muscle provides anterior stabilization to the shoulder joint?
|
Biceps
|
|
What are the actions for arm wrestling?
|
Winner: medially rotates
Loser: laterally rotates |
|
What are the actions for tennis?
|
Forehand stroke: medially rotating
Backhand stroke: laterally rotating |
|
What are the actions of rowing?
|
Reaching oars: flexion
Pulling oars: extension |
|
What are the actions of jumping jacks?
|
Abduction on apart phase
Adduction on together phase |
|
What are the actions of push ups?
|
Down @ 90 deg: horizontal abduction
Up @ 90 deg: horizontal adduction |
|
What are the actions of baseball pitch?
|
Windup: lateral rotation
Release: medial rotation |
|
What are the actions of bowling?
|
Draw back: extension
Release: flexion |
|
What is the action of basketball?
|
Shooting basket: flexion
|
|
What is the origin of supraspinatus?
|
Supraspinous fossa
|
|
What is the insertion of suprapinatus?
|
Greater tubercle
|
|
What is the origin of infraspinatus?
|
Infraspinous fossa
|
|
What is the insertion of infraspinatus?
|
Greater tubercle
|
|
What is the origin of teres minor?
|
Upper 2/3 of axillary border
|
|
What is the insertion of teres minor?
|
Greater tubercle
|
|
What is the origin of subscapularis?
|
Subscapular fossa
|
|
What is the insertion of subscapularis?
|
Lesser tubercle
|
|
What is the origin of latissimus dorsi?
|
Thoracolumbar aponeurosis, lower 6 spinous processes, sacrum & illiac crest
|
|
What is the insertion of latissimus dorsi?
|
Bicipital groove
|
|
What is referred to as the swimmer's muscle?
|
Latissimus dorsi
|
|
What is the origin of teres major?
|
Inferior angle, lower 1/3 axillary border
|
|
What is the insertion of teres major?
|
Bicipital groove
|
|
What is referred to as "little swim"?
|
Teres major
|
|
What is the origin of pectoralis major?
|
Clavicle head: medial 1/2 of clavicle
Sternal head: sternum |
|
What is the insertion of pectoralis major?
|
Bicipital groove
|
|
What is the origin of the deltoids?
|
Anterior: lateral 1/3 clavicle
Middle: lateral acromion Posterior: spine of scapula |
|
What is the insertion of the deltoids?
|
Deltoid tuberosity
|
|
What is the origin of coracobrachialis?
|
Coracoid process
|
|
What is the insertion of coracobrachialis?
|
Medial middle 1/3 of the humerus
|
|
What is the origin of biceps?
|
Short head: coracoid process
Long head: supraglenoid tubercle |
|
What is the insertion of biceps?
|
Radial tuberosity
|
|
What is the origin of triceps?
|
Long head: infraglenoid tubercle
Lateral head: above spiral groove Medial head: below spiral groove |
|
What is the insertion of triceps?
|
Olecranon process of the ulna
|
|
Action of supraspinatus?
|
Abduction
|
|
Action of infraspinatous?
|
Extension, lateral rotation
|
|
Action of teres minor?
|
Extension, lateral rotation
|
|
Action of subscapularis?
|
Adduction, medial rotation
|
|
Action of anterior deltoid?
|
Flexion, abduction, adduction, medial rotation, horizontal adduction
|
|
Action of middle deltoid?
|
Abduction
|
|
Action of posterior deltoid?
|
Extension, abduction, lateral rotation, horizontal abduction
|
|
Action of latissimus dorsi?
|
Extension, adduction, medial rotation
|
|
Action of teres major?
|
Extension, adduction, medial rotation
|
|
Action of pectoralis major?
|
Flexion, extension, adduction, medial rotation, horizontal adduction
|
|
Action of coracobrachialis?
|
Flexion, adduction
|
|
Action of biceps?
|
Flexion
|
|
Action of triceps?
|
Extension
|
|
Which muscles are the twins?
|
Infraspinatus & teres minor
|
|
What do the anterior muscles have in common?
|
Flexion, medial rotation & horizontal adduction
|
|
Which muscle assists abduction?
|
Middle deltoid
|
|
Which muscle is the multitasker?
|
Pectoralis major
|
|
Which nerve innervates supraspinatus?
|
Suprascapular nerve
|
|
Which nerve innervates infraspinatus?
|
Suprascapular nerve
|
|
Which nerve innervates subscapularis?
|
Subscapular nerve
|
|
Which nerve innervates teres major?
|
Subscapular nerve
|
|
Which nerve innervates teres minor?
|
Axillary nerve
|
|
Which nerve innervates the deltoids?
|
Axillary nerve
|
|
Which nerve innervates coracobrachialis?
|
Musculocutaneous nerve
|
|
Which nerve innervates biceps?
|
Musculocutaneous nerve
|
|
Which nerve innervates latissimus dorsi?
|
Thoracodorsal nerve
|
|
Which nerve innervates pectoralis major?
|
Pectoral nerve
|
|
Which nerve innervates triceps?
|
Radial nerve
|
|
What is the anterior wall(border) of the axilla?
|
Pectoralis major
|
|
What is the posterior wall(border) of the axilla?
|
Latissimus dorsi & teres major
|
|
What is another name for the subacromial bursa?
|
Subdeltoid bursa
|
|
What is another name for the subacromial bursa?
|
Subdeltoid bursa
|