Question | Answer |
-Superficial-Upper back and neck
-Upper and lower fibers are antagonist in elevation
and depression of Scapula
O: LENS (Ligamentum Nuche, EOP, Nuchal Line, SP C7-T12
I:SAC (Spine of scapula, Acromion, Clavicle 1/3 | Trapezius |
-Triangle shaped/cap of Shoulder
O:SAC (spine of scapula, acromion,calavicle1/3
I:Deltoid Tuberosity
A: All: Abduct shoulder @g/h jt
Ant: Flex, medially rotate, horizontally adduct
Post: Extend, Laterally rotate, Horizontally abduct SHOULDER | Deltoid |
-Small, in armpit
-Antagonist rotation of Humerus
O: upper 2/3 lateral border of scapula
I: Greater tuberacle of humerus
A: LAS( laterally rotate shoulder, adduct shoulder, stabilize humerus. | Teres Minor |
-Deep to trapezius
O:Infraspinous fossa of scapula
I: Greater tubercle of humerus
A: LAS( Laterally rotate shoulder,Adduct shoulder, stabalize head of humerus | Infraspinatus |
-Broadest muscle of back
O:IRSTP(indferior angle of scapula, ribs9-12, SP T7-12, Thoroculumbar aponerousis, Posterior iliac crest
I:Interbercular groove of humerus
A: Extend, adduct, medially rotate shoulder | Latissimus Dorsi |
-Very Small
O:Inferior angle and lower 1/3 lateral border of scapula
I: Crest of lesser tubercle of humerus
A:EAM(Extend, adduct, medially rotate shoulder) | Teres Major |
-Deep to trapezius
-Superficial to erector spinae muscles
O: SP T2-5
I:Medial border of scapula between the spne and scapula and inferior angle
A: AED( Adduct, Elevate, Downward Roation of scapula | Rhomboid Major |
-Small above RM
O: SP c7-T1
I: Upper portion-medial border of scapula, across from spine of scapula
A:AED (Adduct, elevate, downward rotation of scapula) | Rhomboid Minor |
-Lateral side of neck
O: TP C1-4
I Medial border of scapula between superior angle and superior portion of spine
A: Uni- EDLR (elevate, downward rotate scapula; laterally flex h/n to same side, rotate h/n to same side
Bi-Extend head and neck | Levator Scapula |
O: Supraspinous fossa of scapula
I:Geater tuberacle of humerus
A: Stabilize the head of the humerus in glenoid cavity
(SCRATCH BACK) | Supraspinatus |
-Needs circulation
-Deep anterior surface
-Rub tummy
O: Subscapular fossa of scapula
I:Lesser tubercle of humerus
A: MS (Medially rotate the shoulder, Stabilize the head of the humerus in glenoid cavity. | Subscaularis |
-Broad
O: Medial 1/2 Clavicle, body of sternum, and cartilage of ribs 1-6
I:Crest of greater tubercle of humerus
A: All- Adduct, medially rotate shoulder (assist to elevate thorax during forced inhalation)
Upper: Flex, horizontally adduct shoulder | Pectoralis Major |
-Deep to PM and sensitive
O:Ribs 3-5
I: Medial surface of coracoid process of scapula
A: DAD (Depress, abduct, downward otation of scapula) | Pectoralis Minor |
-Pushups
-Antagonist to Rhomboids
O: External surface of upper 8-9 ribs
I: Anterior surface of medial border of scapula
A: AUDH (Abducts, upward rotate, depress, holds scapula | Serratus Anterior |
-Tucked between brachioradialis and flexors
-Antagonist to biceps
-Small supinator
O:Common flexor tendon from medial epicondyle of humerus+ coronoid process of radius
I:middle of radius
A: Pronate forearm, assist to flex elbow | Prontaor Teres |
-Weak elbow extensor
_superficial yet hard to isolate
O: Lateral epicondyle of humerus
I:Olecranon process +posterior, proximal surface of ulna
A: Extend elbow | Anconeus |
-Hairy side
-Lateral, Superficial, Hard to isolate
Anatomical
O: The common extensor tendon lateral epicondyle of humerus
I:Base of metacarpals 2,3,+5
Base of phalanges 2-5
A: EAA (Extend, abduct,adduct the wrist | Extensors of the wrist and fingers |
-Bald side
O: Medial epicondyle of humerus
I:Bases of 2nd+3rd metacarpals
-sides middle phalanges 2-5
-bases of distal phalanges 2-5
A:FAAAF( Flex, adduct,abduct asist,Flex(wrist, elbow, fingers) | Flexors of the wrists and fingers |
-Anything to do with the thumb
-Period relief
O:Capitate 2nd+3rd metacarpals
I: Base of proximal phalax of thumb
A: Adduct and assist to thumb | Adductor Pollicis |
-Back of hand feathers
O: Adjacent sides of all metacarpals
I: Base of proximal phalanx of the 2-4 fingers and extensor aponeurosis
A: AAA (Abduct, Assist to flex and extend fingers 2-4 | Dorsal Interossei |
-Long head and short head
O: Short head- coracoid process
Long Head- supraglenoid tubercle of scapula
I Tuberosity of radius and aponeurosis of bicep brachii
A:FSF (flex elbow, supinate forearm, flex shoulder @ g/h joint | Biceps Brachii |
-Posterior arm
-3 heads
O: Long head: Infraglenoid tubercle of scapula
Lateral Head: Posterior surface of proximal 1/2 humerus
Medial head: same as lateral
I: Olecranon process of ulna
A: All heads: Extend elbow
Long Head: Extend and adduct should | Triceps Brachii |
-Strong Elbow flexor
-Makes biceps buldge
O:Distal 1/2 of anterior surface of humerus
I: Tuberosity and coronoid process of ulna
A: Flex the elbow @ humeroulnar joint | Brachialis |
-Superficial on lateral side
-Runs forearm but doesn't cross wrist
O: Proximal 2/3 of lateral supracondylar ridge of humerus
I: Styloid process of radius
A: Flex elbow | Brachioradialis |