GA1 - T3 - Upper Extremities
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each of the black spaces below before clicking
on it to display the answer.
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| Trapezius - O | Upper: External Occipital
Protuberance
Ligamentum nuchae
Middle: C7-T3 Spinous Processes
Lower: T4-T12 Spinous Processes
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| Trapezius - I | Upper: Lateral third of clavicle
Acromiom of scapula
Middle: Spine of scapula
Lower: Root of spine of scapula
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| Trapezius - A | Upper: Elevation
Upward rotation of scapula
Middle: Retraction of scapula
Lower: Depression
Upward rotation of scapula
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| Trapezius - N | Accessory n. (CNXI)
spinal part (motor)
C3, 4 spinal ns.
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| Levator Scapule - O | C1-4 (tp's)
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| Levator Scapule - I | Vertebral border of scapula from superior angle to root of spine
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| Levator Scapule - A | Elevation
Medial (downward) rotation of scapula
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| Levator Scapule - N | Dorsal scapular n. (C5)
C3, 4 spinal ns.
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| Rhomboids Major & Minor - O | Major: T2-T5 (sp's)
Minor: C7 & T1 (sp's)
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| Rhomboids Major & Minor - I | Major: Vertebral border of scapula from root of spine to inferior angle
Minor: Root of spine of scapula
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| Rhomboids Major & Minor - A | Retraction of scapula
Downward rotation of scapula
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| Rhomboids Major & Minor - N | Dorsal scapular n. (C4, 5)
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| Serratus Anterior - O | Lateral surface of upper 8 ribs
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| Serratus Anterior - I | Vertebral border of scapula - anterior surface
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| Serratus Anterior - A | Protraction/upward rotation of scapula
Upward rotation of scapula
Stabilizes scapula against chest wall
Depression of scapula (lower fibers)
Assists forced exhalation
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| Serratus Anterior - N | Long thoracic n. (C5, 6, 7)
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| Pectoralis Minor - O | Anterior surface of ribs 3, 4, 5 near costal cartilage
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| Pectoralis Minor - I | Coracoid process of scapula (medial border of superior surface)
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| Pectoralis Minor - A | Protraction,
Depression,
Downward rotation,
Anterior tilt of scapula
Assists forced inhalation
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| Subclavius - O | 1st rib costocartilage junction
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| Subclavius - I | Inferior shaft of clavicle - middle 1/3
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| Subclavius - A | Depresses clavicle
Stabilizes sternoclavicular joint
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| Subclavius - N | Subclavian n. (C5, 6)
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| Pectoralis Major - O | Clavicular Head:
Medial half of clavicle
Sternocostal Head:
Sternum
Cartilage of superior 6 ribs
Aponeurosis of external oblique m.
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| Pectoralis Major - I | Lateral lip of bicipital (intertubercular) groove of humerous
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| Pectoralis Major - A | Adduction
Horizontal adduction
Medial rotation of humerus
Clavicular Head:
Flexion of humerus
Sternocostal head:
Extension of humerus
Assists anterior tilt of scapula
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| Pectoralis Major - N | Clavicular head:
Lateral & medial pectoral ns. (C5,6)
Sternocostal head:
Medial pectoral n. (C7,8, T1)
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| Latissimus Dorsi - O | Thoracolumbar aponeurosis
Lower 6 thoracic sp's+Sacrum
Iliac crest of ilium
Lower 3-4 ribs
Inferior angle of scapula
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| Latissimus Dorsi - I | Bicipital (intertubercular) groove of humerus
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| Latissimus Dorsi - A | Extension
Medial rotation
Adduction of humerus
Medial (downward) rotation of scapula
Assists depression of scapula
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| Latissimus Dorsi - N | Thoracodorsal n. (C6, 7, 8)
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| Supraspinatus - O | Supraspinous fossa of scapula
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| Supraspinatus - I | Greater tubercle of humerous (superior facet)
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| Supraspinatus - A | Initiates abduction
Stabilization of head of humerous
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| Supraspinatus - N | Suprascapular n. (C4, 5, 6)
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| Infraspinatus - O | Infraspinous fossa of scapula
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| Infraspinatus - I | Greater tubercle of humerus (middle facet)
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| Infraspinatus - A | Lateral rotation
Extension of humerus
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| Infraspinatus - N | Suprascapular n. (C5, 6)
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| Teres Minor - O | Upper 2/3 of axillary border of scapula
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| Teres Minor - I | Greater tubercle of humerus (inferior facet)
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| Teres Minor - A | Lateral rotation
Extension of humerus
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| Teres Minor - N | Axillary n. (C5, 6)
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| Subscapularis - O | Subscapular fossa of scapula
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| Subscapularis - I | Lesser tubercle of humerus
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| Subscapularis - A | Medial rotation
Adduction of humerus
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| Subscapularis - N | Upper & Lower Suprascapular ns. (C5, 6, 7)
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| Teres Major - O | Inferior angle of scapula (dorsal surface)
Lower third of axillary border of scapula
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| Teres Major - I | Medial lip of bicipital groove of humerus
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| Teres Major - A | Extension
Medial rotation
Adduction of humerus
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| Deltoids - O | Anterior:
Lateral third of clavicle
Middle:
Acromiom of scapula - lateral surface
Posterior:
Spine of scapula
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| Deltoids - I | Anterior:
Flexion
Horizontal adduction
Medial rotation of humerus
Middle:
Abduction of humerus to 90 degrees
Posterior:
Extension, Horizontal adduction, Lateral rotation, scaption of humerus
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| Deltoids - N | Axillary n. (C5, 6)
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| Coracobrachialis - O | Coracoid process of scapula
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| Coracobrachialis - I | Middle 1/3 of medial surface of humeral shaft
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| Coracobrachialis - A | Flexion
Adduction of humerus
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| Coracobrachialis - N | Musculocutaneous n. (C5, 6, 7)
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| Biceps Brachii - O | Short Head:
Coracoid process of scapula
Long Head:
Supraglenoid tubercle of scapula
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| Biceps Brachii - I | Tuberosity of radius & antebrachial fascia via Bicipital aponeurosis
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| Biceps Brachii - A | Flexion of elbow
Supination of forearm
Short head:
Flexion of humerus
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| Biceps Brachii - N | Musculocutaneous n. (C5, 6)
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| Brachialis - O | Lower half of anterior shaft of humerus
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| Brachialis - I | Tuberosity of ulna
Coronoid process of ulna
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| Brachialis - A | Flexion of elbow
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| Brachialis - N | Musculocutaneous n. (C5, 6)
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| Triceps Brachii - O | Long Head:
Infraglenoid tubercle of scapula
Lateral Head:
Posterior humerous above spiral groove
Medial Head:
Posterior humerus below spiral groove
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| Triceps Brachii - I | Olecranon process of ulna
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| Triceps Brachii - A | Extension of elbow
Long Head:
Extension of humerus
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| Triceps Brachii - N | Radial n. (C6, 7, 8)
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| Flexor Carpi Radialis - O | Medial epicondyle of humerus (common flexor tendon)
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| Flexor Carpi Radialis - I | Bases of 2nd & 3rd metacarpals
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| Flexor Carpi Radialis - A | Flexion
Abduction of wrist (radial deviation)
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| Flexor Carpi Radialis - N | Medain n. (C6, 7)
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| Flexor Carpi Ulnaris - O | Humeral head:
Medial epicondyle of humerus (common flexor tendon)
Ulnar head:
Proximal posterior ulna
Olecranon process of ulna
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| Flexor Carpi Ulnaris - I | Pisiform carpal bone+Hamate carpal bone
Base of 5th metacarpal
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| Flexor Carpi Ulnaris - A | Flexion
Adduction of wrist (ulnar deviation)
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| Flexor Carpi Ulnaris - N | Ulnar n. (C7, 8)
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| Palmaris Longis - O | Medial epicondyle of humerus (common flexor tendon)
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| Palmaris Longis - I | Palmar aponeurosis
Flexor retinaculum
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| Palmaris Longis - A | Assists flexion of wrist
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| Palmaris Longis - N | Median n. (C7, 8)
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| Pronator Teres - O | Humeral head:
Medial epicondyle of humerus
Ulnar head:
Coronoid process of ulna
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| Pronator Teres - I | Middle of lateral shaft of radius
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| Pronator Teres - A | Pronation of forearm
Assists in flexion of elbow
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| Pronator Teres - N | Median n. (C6, 7)
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| Pronator Quadratus - O | Distal fourth of anterior ulna
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| Pronator Quadratus - I | Distal fourth of anterior radius
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| Pronator Quadratus - A | Pronates forearm
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| Pronator Quadratus - N | Median n. (C8, T1)
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| Flexor Digitorum Superficialis - O | Humeroulnar head:
Medial epicondyle of humerus (common flexor tendon)
Coronoid process of ulna
Radial head:
Anterior oblique line of radius
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| Flexor Digitorum Superficialis - I | Sides of shafts of middle phalanges of 4 fingers
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| Flexor Digitorum Superficialis - A | Flexion of 4 fingers at PIP joints
Assists flexion of wrist
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| Flexor Digitorum Superficialis - N | Medan n. (C7, 8, T1)
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| Flexor Digitorum Profundis - O | Proximal 3/4 of anterior ulna
Interosseous membrane
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| Flexor Digitorum Profundis - I | Bases of distal phalanges of 4 fingers
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| Flexor Digitorum Profundis - A | Flexion of 4 fingers at DIP joints
Assists flexion of wrist
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| Flexor Digitorum Profundis - N | Radial 2 fingers:
Median n. (C8, T1)
Ulnar 2 fingers:
Ulnar n. (C8, T1)
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| Flexor Pollicis Longus - O | Middle of anterior radius
Interosseous membrane
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| Flexor Pollicis Longus - I | Distal phalanx of thumb
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| Flexor Pollicis Longus - A | Flexion of thumb at IP joint
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| Flexor Pollicis Longus - N | Median n. (C8, T1)
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| Brachioradialis - O | Lateral supracondylar ridge of humerus
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| Brachioradialis - I | Styloid process of radius
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| Brachioradialis - A | Flexion of elbow with forearm in neutral position (mid-position, halfway between supination and pronation)
Flexes in supinated/pronated position
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| Brachioradialis - N | Radial n. (C5, 6, 7)
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| Extensor Carpi Radialis Longus - O | Lateral supracondylar ridge of humerus
Lateral epicondyle of humerus
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| Extensor Carpi Radialis Longus - I | Base of 2nd metacarpal
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| Extensor Carpi Radialis Longus - A | Extension
Abduction of wrist (radial deviation)
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| Extensor Carpi Radialis Longus - N | Radial n. (C6, 7)
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| Extensor Carpi Radialis Brevis - O | Lateral epicondyle of humerus (common extensor tendon)
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| Extensor Carpi Radialis Brevis - I | Base of 3rd metacarpal
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| Extensor Carpi Radialis Brevis - A | Extension of wrist
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| Extensor Carpi Radialis Brevis - N | Radial n. (C6, 7)
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| Extensor Carpi Ulnaris - O | Humeral head:
Lateral epicondyle of humerus (common extensor tendon)
Ulnar head (deep to humeral head):
Posterior proximal ulna - subcutaneous border
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| Extensor Carpi Ulnaris - I | Base of 5th metacarpal
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| Extensor Carpi Ulnaris - A | Extension
Adduction of wrist (ulnar deviation)
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| Extensor Carpi Ulnaris - N | Radial n. (C7, 8)
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| Extensor Digitorum - O | Lateral epicondyle of humerus (common extensor tendon)
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| Extensor Digitorum - I | Via extensor expansion of 4 fingers into base of 2nd & 3rd phalanges
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| Extensor Digitorum - A | Extension of 4 fingers at MP joints & interphalangeal joints
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| Extensor Digitorum - N | Radial n. (C6, 7, 8)
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| Extensor Digiti Minimi - O | Lateral epicondyle of humerus (common extension tendon)
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| Extensor Digiti Minimi - I | Via extensor expansion of little (5th) finger into 2nd & 3rd (proximal & distal) phalangeals
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| Extensor Digiti Minimi - A | Extension of little (5th) finger at MP joint
Assists extension of wrist & interphalangeal joints
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| Extensor Digiti Minimi - N | Radial n. (C7, 8)
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| Supinator - O | Lateral epicondyle of humerus
Annular ligament of radius
Radial collateral ligaments
Proximal ulna at supinator crest
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| Supinator - I | Lateral surface of proximal 1/3 of radius between anterior & posterior oblique lines
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| Supinator - A | Supination of forearm
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| Supinator - N | Radial n. (C7, 8)
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| Extensor Indicis - O | Posterior Ulna
Interosseous membrane
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| Extensor Indicis - I | Via extensor expansion of index (2nd) finger into base of 2nd & 3rd (proximal & distal) phalanges
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| Extensor Indicis - A | Extension of index finger at MP joint
Assists extension of wrist & interphalangeal joints
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| Extensor Indicis - N | Radial n. (C7, 8)
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| Abductor Pollicis Longus - O | Posterior radius
Posterior ulna
Interosseous membrane
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| Abductor Pollicis Longus - I | Base of 1st metacarpal
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| Abductor Pollicis Longus - A | Abduction of thumb at CM joint
Assists wrist abduction
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| Abductor Pollicis Longus - N | Radial n. (C7, 8)
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| Extensor Pollicis Longus - O | Posterior ulna - middle 1/3
Interosseous membrane
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| Extensor Pollicis Longus - I | Base of distal phalanx of thumb
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| Extensor Pollicis Longus - A | Extension of thumb at IP joint
Assists wrist abduction
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| Extensor Pollicis Longus - N | Radial n. (C7, 8)
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| Extensor Pollicis Brevis - O | Posterior radius
Interosseous membrane
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| Extensor Pollicis Brevis - I | Base of proximal phalanx of thumb
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| Extensor Pollicis Brevis - A | Extension of thumb at MP joint
Assists wrist abduction
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| Extensor Pollicis Brevis - N | Radial n. (C7, 8)
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| Abductor Pollicis Brevis - O | Flexor retinaculum
Trapezium carpal bone
Scaphoid carpal bone
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| Abductor Pollicis Brevis - I | Base of proximal phalanxe of thumb - radial side
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| Abductor Pollicis Brevis - A | Abduction of thumb at CM joint
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| Abductor Pollicis Brevis - N | Median n. (C8, T1)
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| Adductor Pollicis - O | Transverse head:
Anterior shaft of 3rd metacarpal
Oblique head:
Base of 2nd & 3rd metacarpals
Capitate carpal bone
Trapezoid carpal bone
Trapezium carpal bone
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| Adductor Pollicis - I | Base of proximal phalanx of thumb - medial side
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| Adductor Pollicis - A | Adduction of thumb at CM joint
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| Adductor Pollicis - N | Ulnar n. (C8, T1)
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| Flexor Pollicis Brevis - O | Superficial head:
Flexor retinaculum
Trapezium carpal bone
Deep head:
Trapezoid carpal bone
Capitate carpal bone
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| Flexor Pollicis Brevis - I | Base of proximal phalanx of thumb - radial side
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| Flexor Pollicis Brevis - A | Flexion of thumb at MP joint
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| Flexor Pollicis Brevis - N | Superficial head:
Median n. (C8, T1)
Deep head:
Ulnar n. (C8, T1)
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| Opponens Pollicis - O | Flexor retinaculum
Trapezium carpal bone
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| Opponens Pollicis - I | Lateral shaft of 1st metacarpal
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| Opponens Pollicis - A | Opposition of thumb at CM joint
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| Opponens Pollicis - N | Median n. (C8, T1)
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| Flexor Digiti Minimi - O | Flexor retinaculum
Hook of hamate carpal bone
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| Flexor Digiti Minimi - I | Base of proximal phalanx of little (5th) finger
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| Flexor Digiti Minimi - A | Flexion of little (5th) finger at MP joint
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| Flexor Digiti Minimi - N | Ulnar n. (C8, T1)
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| Opponens Digiti Minimi - O | Flexor retinaculum
Hook of the hamate carpal bone
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| Opponens Digiti Minimi - I | Ulnar border of 5th metacarpal
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| Opponens Digiti Minimi - A | Opposition of little (5th) finger at CM joint
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| Opponens Digiti Minimi - N | Ulnar n. (C8, T1)
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| Abductor Digiti Minimi - O | Pisiform carpal bone
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| Abductor Digiti Minimi - I | Base of proximal phalanx of little (5th) finger - ulnar side
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| Abductor Digiti Minimi - A | Abduction of little (5th) finger at MP joint
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| Abductor Digiti Minimi - N | Ulnar n. (C8, T1)
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| Lumbricals (4) - O | Flexor digitorum profundus tendons
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| Lumbricals (4) - I | Extensor expansion of index, middle, ring, & little (2nd, 3rd, 4th, & 5th) fingers at proximal phalanges - radial side
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| Lumbricals (4) - A | Flexion of fingers at MP joints
Extension of fingers at PIP & DIP joints
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| Lumbricals (4) - N | 1st & 2nd lumbricals (radial 2 fingers):
Median n. (C8, T1)
3rd & 4th lumbricals (ulnar 2 fingers):
Ulnar n. (C8, T1)
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| Palmar interossei (3) - O | Shaft of 2nd, 4th, & 5th metacarpals - palmar surface
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| Palmar interossei (3) - I | Base of proximal phalanges to extensor expansion of index, ring, and little (2nd, 4th, & 5th) fingers
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| Palmar interossei (3) - A | Adductor of the index, ring, & little (2nd, 4th, & 5th) fingers at MP joints
Assists lumbricals in MP flexion and PIP & DIP extension of index, middle, & ring (2nd, 3rd, & 4th) fingers
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| Palmar interossei (3) - N | Ulnar n. (C8, T1)
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| Dorsal Interossei (4) - O | Each interosseous has 2 heads arising from adjacent dorsal surface of metacarpals
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| Dorsal Interossei (4) - I | Base of proximal phalanges to extensor expansion of index, middle, & ring (2nd, 3rd, & 4th) fingers:
Radial side of 2nd & 3rd+Ulnar side of 3rd & 4th
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| Dorsal Interossei (4) - A | Abduction of index & ring (2nd & 4th) fingers at MP joints
Abduction & adduction of middle (3rd) finger at MP joint
Assists lumbricals in MP flexion and PIP & DIP extension of index, middle, & ring (2nd, 3rd, & 4th) fingers
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| Dorsal Interossei (4) - N | Ulnar n. (C8, T1)
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| Pectoralis Minor - N | Medial pectoral n. (C8, T1)
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| Teres Major - N | Lower subscapular n. (C5, 6)
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| Anconeus - O | Lateral epicondyle of humerus
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| Anconeus - I | Olecranon process & upper posterior surface of ulna
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| Anconeus - A | Assists extension of elbow
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| Anconeus - N | Radial n. (C7, 8, T1)
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
anaTOMi
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