MUSCLE ORIGIN & INSERTION Flashcards
ANTERIOR DELTOID
O: Lateral 1/3 Clavicle
I: Deltoid Tuberosity
MIDDLE DELTOID
O: Lateral Acromion Process
I: Deltoid Tuberosity
POSTERIOR DELTOID
O: Lower Border of Spine of Scapula
I: Deltoid Tuberosity
UPPER TRAPEZIUS
O: Occipital Bone
I: Lateral Clavicle
MIDDLE TRAPEZIUS
O: Spinous Process (C7-T3)
I: Spine of Scapula
LOWER TRAPEZIUS
O: Middle & Lower Thoracic Spinous Processes
I: Base of Spine of Scapula
TERES MINOR
O: Lateral Border of Scapula
I: Inferior Greater Tubercle of Humerus
INFRASPINATUS
O: Infraspinatus Fossa of Scapula
I: Middle of Greater Tubercle of Humerus
What are the EXTERNAL ROTATORS of the Shoulder?
- TERES MINOR
- INFRASPINATUS
- POSTERIOR DELTOID
TERES MAJOR
O: Posterior/Inferior Angle of Scapula
I: Medial Intertubercle Sulcus of Humerus
LATISSIMUS DORSI
O: Spinous Process (T7-L5)
I: Intertubercle Groove of Humerus
SUBSCAPULARIS
O: Subscapular Fossa
I: Lesser Tubercle of Humerus
PECTORALIS MAJOR (CLAVICULAR)
O: Medial 1/2 of Clavicle
I: Lateral Bicipital Groove of Humerus
PECTORALIS MAJOR (STERNAL)
O: Anterior Surface of Sternum
I: Lateral Bicipital Groove of Humerus
What are the INTERNAL ROTATORS of the Shoulder?
- TERES MAJOR
- LATISSIMUS DORSI
- SUBSCPULARIS
- ANTERIOR DELTOID
- PECTOALIS MAJOR (CLAVICULAR & STERNAL)
RHOMBOID
O: Spinous Process (C7-T5)
I: Medial Border of Scapula
SERRATUS ANTERIOR
O: Outer Surface of Ribs (8-9)
I: Costal Aspect of Medial Scapula
PECTORALIS MINOR
O: Ribs (3-5)
I: Medial Border of Coracoid Process
BRACHIORADIALIS
O: Lateral Supracondylar Humerus
I: Distal Humerus
BICEPS BRACHII
SHORT HEAD
O: Coracoid Process
I: Radial Tuberosity
LONG HEAD
O: Supraglenoid Tubercle
I: Radial Tuberosity
SUPINATOR
O: Lateral Epicondyle of Humerus
I: Lateral Proximal Radial Shaft
BRACHIALIS
O: Anterior Surface of Humerus
I: Coracoid Process
TRICEPS BRACHII
LONG HEAD
O: Infraglenoid Tubercle
I: Olecranon Process
LATERAL HEAD
O: Above Radial Groove
I: Olecranon Process
MEDIAL HEAD
O: Below Radial Groove
I: Olecranon Process
PRONATOR TERES
O: Medial Supracondylar Ridge
I: Middle of Lateral Surface of Radius
PRONATOR QUADRATUS
O: Medial Anterior Surface of Ulna
I: Lateral Surface of Radius
PALMARIS LONGUS
O: Medial Epicondyle of Humerus
I: Flexor Retinaculum & Palmar Aponeurosis
FLEXOR CARPI ULNARIS (FCU)
O: Medial Epicondyle of Humerus
I: Pisiform & 5th Metacarpal Base
FLEXOR CARPI RADIALIS (FCR)
O: Medial Epicondyle of Humerus
I: Bases of 2nd & 3rd Metacarpals
EXTENSOR CARPI ULNARIS (ECU)
O: Lateral Epicondyle of Humerus
I: Posterior Base of 5th Metacarpal
EXTENSOR CARPI RADIALIS LONGUS (ECRL)
O: Lateral Epicondyle of Humerus
I: Posterior Base of 2nd Metacarpal
EXTENSOR CARPI RADIALIS BREVIS (ECRB)
O: Lateral Epicondyle of Humerus
I: Dorsal Base of 3rd Metacarpal
ADDUCTOR POLLICIS LONGUS (APL)
O: Posterior Ulna & Radius
I: Base of 1st Metacarpal
ADDUCTOR DIGITI MINIMI (ADM)
O: Tendon of FCU & Pisiform Bone
I: Base of Proximal Phalanx of Little Finger (ULNA SIDE)
EXTENSOR DIGITORUM (ED)
O: Lateral Epicondyle
I: Base of Distal Phalanges of 4 Fingers
FLEXOR POLLICIS BREVIS (FPB)
O: Trapezium & Flexor Retinaculum
I: Proximal Phalanx Thumb
What are the MAIN BONES of the UPPER EXTREMITY from PROXIMAL to DISTAL?
- CLAVICLE
- SCAPULA
- HUMERUS
- RADIUS
- ULNA
- CARPALS
- METACARPALS
- PHALANGES