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Muscles Upper Limb

Charles University First Faculty of Medicine
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What is the origin of the Brachialis
Distal half of the anterior humerus
What is the insertion of the Brachialis
Ulnar tuberosity
What is the Function of the Brachialis
Flexor of the elbow joint
What is the Innervation of the Brachialis
Musculocutaneous nerve
What is the origin of the Biceps Brachii Long Head
Supraglenoid Tubercle
What is the insertion of the Biceps Brachii Long Head
Bicipital aponeurosis and radial tuberosity
What is the Function of the Biceps Brachii Long Head
Flexor Supinator, as well as abducts arm rotates it medially
What is the Innervation of the Biceps Brachii Long Head
Musculocutaneous nerve
What is the origin of the Biceps Brachii Short Head
Coracoid process
What is the insertion of the Biceps Brachii Short Head
Bicipital aponeurosis and radial tuberosity
What is the Function of the Biceps Brachii Short Head
Adduction of the arm
What is the Innervation of the Biceps Brachii Short Head
Musculocutaneous nerve
What is the origin of the Triceps Brachii Long Head
Infraglenoid Tubercle
What is the insertion of the Triceps Brachii Long Head
Olecranon of the ulnar
What is the Function of the Triceps Brachii Long Head
Extensor of the elbow joint, retroversion of the shoulder joint, and adduction of the arm
What is the Innervation of the Triceps Brachii Long Head
Radial Nerve
What is the origin of the Triceps Brachii Medial Head
Below the groove of radial nerve
What is the insertion of the Triceps Brachii Medial Head
Olecranon of the ulnar
What is the Function of the Triceps Brachii Medial Head
Extensor of the elbow joint
What is the Innervation of the Triceps Brachii Medial Head
Radial Nerve
What is the origin of the Triceps Brachii Lateral Head
Above the groove of radial nerve
What is the insertion of the Triceps Brachii Lateral Head
Olecranon of the ulnar
What is the Function of the Triceps Brachii Lateral Head
Extensor of the elbow joint
What is the Innervation of the Triceps Brachii Lateral Head
Radial Nerve
What is the origin of the Supraspinatus
Supraspinous fossa
What is the insertion of the Supraspinatus
Upper facet of the greater tubercle
What is the Function of the Supraspinatus
Joint capsule and abducts arm
What is the Innervation of the Supraspinatus
Suprascapular nerve
What is the origin of the Infraspinatus
Infraspinous fossa
What is the insertion of the Infraspinatus
Middle facet of the greater tubercle
What is the Function of the Infraspinatus
Joint capsule and external rotation of the shoulder joint
What is the Innervation of the Infraspinatus
Suprascapular nerve
What is the origin of the Teres Minor
Lateral border of the Scapula
What is the insertion of the Teres Minor
Lower facet of the greater tubercle
What is the Function of the Teres Minor
weak lateral rotator of the arm
What is the Innervation of the Teres Minor
Axillary Nerve
What is the origin of the Deltoid
spine of scapula, acromion, and clavicle
What is the insertion of the Deltoid
Deltoid tuberosity
What is the Function of the Deltoid
Abductor of the shoulder joint, adductor of the arm, anteversion and retroversion, medial and lateral rotation
What is the Innervation of the Deltoid
Axillary nerve,
What is the origin of the Subscapularis
Subscapular fossa
What is the insertion of the Subscapularis
lesser tubercle
What is the Function of the Subscapularis
medial rotation of the arm
What is the Innervation of the Subscapularis
Subscapular nerve
What is the origin of the Teres Major
Lateral Border of the Scapula near the Inferior Angle
What is the insertion of the Teres Major
Crest of the Lesser Tubercle
What is the Function of the Teres Major
Adduction and retroversion of the arm
What is the Innervation of the Teres Major
Subscapular Nerve
What is the origin of the Latissimus Dorsi
Spinous Process of T7-T12, Thoracolumbar fascia, Iliac Crest, 10-12th rib, and inferior angle of scapula
What is the insertion of the Latissimus Dorsi
Crest of Lesser Tubercle
What is the Function of the Latissimus Dorsi
lowers, raises, and adducts the arm, rotates medially shoulders back and downward, forced expiration
What is the Innervation of the Latissimus Dorsi
Thoracodorsal nerve
What is the origin of the Coracoid Brachialis
Coracoid process
What is the insertion of the Coracoid Brachialis
medial surface of the humerus
What is the Function of the Coracoid Brachialis
joint socket anteverts the arm
What is the Innervation of the Coracoid Brachialis
Musculocutaneous nerve
What is the origin of the Pectoralis Major
Clavicle, Sternal membrane cartilage, cartilage of 2nd-6th ribs
What is the insertion of the Pectoralis Major
Crest of greater tubercle
What is the Function of the Pectoralis Major
Flexion of the humerus, anteversion, adduction of the arm, lower shoulder anteriorly
What is the Innervation of the Pectoralis Major
Pectoral Nerve
What is the origin of the Pectoralis Minor
3rd-6th ribs
What is the insertion of the Pectoralis Minor
Coracoid process
What is the Function of the Pectoralis Minor
Lowers and Rotates Scapula
What is the Innervation of the Pectoralis Minor
Pectoral Nerve
What is the origin of the Rhomboid Major
Spinous process of T1-T4
What is the insertion of the Rhomboid Major
Medial Margin of the Scapula
What is the Function of the Rhomboid Major
pressing Scapula to thoracic wall
What is the Innervation of the Rhomboid Major
Dorsal Scapular Nerve
What is the origin of the Rhomboid Minor
Spinous processes of C6-C7
What is the insertion of the Rhomboid Minor
Medial Margin of the Scapula
What is the Function of the Rhomboid Minor
pressing Scapula to thoracic wall
What is the Innervation of the Rhomboid Minor
Dorsal Scapular Nerve
What is the origin of the Levator Scapulae
Dorsal tubercles of the transverse processes of the C1-C4
What is the insertion of the Levator Scapulae
Superior angle of the Scapula
What is the Function of the Levator Scapulae
Elevates the Scapula
What is the Innervation of the Levator Scapulae
Dorsal Scapular Nerve
What is the origin of the Serratus Anterior
9 slips from the 1st-9th ribs
What is the insertion of the Serratus Anterior
Superior Angle, Medial border, and Inferior angle of the Scapula
What is the Function of the Serratus Anterior
Pull scapula forward, keep scapula pressed to thorax
What is the Innervation of the Serratus Anterior
Long Thoracic Nerve
What is the origin of the Subclavius
junction of bone and cartilage of the 1st rib
What is the insertion of the Subclavius
Subclavian groove on clavicle
What is the Function of the Subclavius
Pulls clavicle towards sternum
What is the Innervation of the Subclavius
Subclavian Nerve
What is the origin of the Trapezius
Superior nuchal line, external occipital protuberance, Spinous process of C7-T12 vertebrae,
What is the insertion of the Trapezius
Clavicle, acromion, and spine of scapula,
What is the Function of the Trapezius
Rotate scapula and pull scapula and clavicle backwards
What is the Innervation of the Trapezius
Accessory Nerve
What is the origin of the Pronator Teres
medial epicondyle of the humerus
What is the origin of the Flexor Digitorum Superficialis
medial epicondyle of the humerus
What is the origin of the Palmaris longus
medial epicondyle of the humerus
What is the origin of the Flexor Carpi Ulnaris
medial epicondyle of the humerus
What is the insertion of the Pronator Teres
pronator ridge of the radius
What is the insertion of the Flexor Digitorum Superficialis
the middle phalanges of digits 2-5
What is the insertion of the Palmaris longus
palmar aponeurosis
What is the insertion of the Flexor Carpi Ulnaris
Pisiform, Hamate, and 5th Metacarpal
What is the Function of the Pronator Teres
Pronates the forearm
What is the Function of the Flexor Digitorum Superficialis
Flexor of the wrist and fingers
What is the Function of the Palmaris longus
Flexes the hand
What is the Function of the Flexor Carpi Ulnaris
Flexes the hand and ulnar adduction
What is the Innervation of the Pronator Teres
Median Nerve
What is the Innervation of the Flexor Digitorum Superficialis
Median Nerve
What is the Innervation of the Palmaris longus
Median Nerve
What is the Innervation of the Flexor Carpi Ulnaris
Ulnar Nerve
What is the origin of the Pronator Quadratus
- distal 1/4 of palmer surface of ulna
What is the origin of the Flexor Digitorum Profundus
Proximal 2/3rd of the palmar surface of ulna and interosseous membrane
What is the origin of the Flexor Pollicis Longus
anterior surface of the radius distal to the radial tuberosity and interosseous membrane
What is the insertion of the Pronator Quadratus
- distal 1/4 of palmar surface of radius
What is the insertion of the Flexor Digitorum Profundus
Distal phalanges of digits 2-5
What is the insertion of the Flexor Pollicis Longus
Base of distal phalanx of thumb.
What is the Function of the Pronator Quadratus
Pronates the forearm
What is the Function of the Flexor Digitorum Profundus
Flexes the wrist palm and fingers
What is the Function of the Flexor Pollicis Longus
Flexes the thumb and slight abduction
What is the Innervation of the Pronator Quadratus
Median Nerve
What is the Innervation of the Flexor Digitorum Profundus
Median Nerve
What is the Innervation of the Flexor Pollicis Longus
Median Nerve
What is the origin of the Extensor Carpi Radialis Brevis
lateral epicondyle of the humerus
What is the origin of the Extensor Carpi Radialis Longus
lateral supracondylar ridge of the humerus
What is the origin of the Brachioradialis
lateral supracondylar ridge of the humerus
What is the insertion of the Extensor Carpi Radialis Brevis
3rd Metacarpal
What is the insertion of the Extensor Carpi Radialis Longus
2nd metacarpal
What is the insertion of the Brachioradialis
Styloid Process of the Radius
What is the Function of the Extensor Carpi Radialis Brevis
wrist extension
What is the Function of the Extensor Carpi Radialis Longus
wrist extension
What is the Function of the Brachioradialis
Flexion of the elbow joint
What is the Innervation of the Extensor Carpi Radialis Brevis
Deep Branch of Radial Nerve
What is the Innervation of the Extensor Carpi Radialis Longus
Deep Branch of Radial Nerve
What is the Innervation of the Brachioradialis
Radial Nerve
What is the origin of the Extensor Digitorum
lateral epicondyle of the humerus
What is the origin of the Extensor Digiti Minimi
lateral epicondyle of the humerus
What is the origin of the Extensor Carpi Ulnaris
lateral epicondyle of the humerus
What is the insertion of the Extensor Digitorum
Middle and distal phalanges of 2-5th fingers
What is the insertion of the Extensor Digiti Minimi
proximal phalanx of digit five
What is the insertion of the Extensor Carpi Ulnaris
5th metacarpal
What is the Function of the Extensor Digitorum
extend the four digits
What is the Function of the Extensor Digiti Minimi
extend the fifth digit
What is the Function of the Extensor Carpi Ulnaris
wrist extension, ulnar abductor
What is the Innervation of the Extensor Digitorum
Deep Branch of Radial Nerve
What is the Innervation of the Extensor Digiti Minimi
Deep Branch of Radial Nerve
What is the Innervation of the Extensor Digitorum
Deep Branch of Radial Nerve
What is the origin of the Supinator
lateral epicondyle of the humerus and supinator crest of the ulna
What is the origin of the Abductor Pollicis Longus
posterior radius, posterior ulna, interosseous membrane
What is the origin of the Extensor Pollicis Brevis
- distal region of posterior radius & interosseus membrane
What is the origin of the Extensor Pollicis Longus
- posterior surface of middle 1/3 of ulna & interosseous membrane
What is the insertion of the Supinator
radius (proximal third)
What is the insertion of the Abductor Pollicis Longus
1st Metacarpal
What is the insertion of the Extensor Pollicis Brevis
proximal phalanx of digit one
What is the insertion of the Extensor Pollicis Longus
Base of distal phalanx of thumb.
What is the Function of the Supinator
supinates the forearm
What is the Function of the Abductor Pollicis Longus
abduction of the thumb
What is the Function of the Extensor Pollicis Brevis
extends and abducts the thumb
What is the Function of the Extensor Pollicis Longus
extends the thumb
What is the Innervation of the Supinator
Deep Branch of Radial Nerve
What is the Innervation of the Abductor Pollicis Longus
Deep Branch of Radial Nerve
What is the Innervation of the Extensor Pollicis Brevis
Deep Branch of Radial Nerve
What is the Innervation of the Extensor Pollicis Longus
Deep Branch of Radial Nerve
What is the origin of the Palmar Interossei
2nd, 4th, 5th metacarpals
What is the insertion of the Palmar Interossei
Proximal Phalanx of digits 2, 4, and 5
What is the Function of the Palmar Interossei
Flexion of the metocarpophalangeal joint
What is the Innervation of the Palmar Interossei
Deep Branch of the Ulnar Nerve
What is the origin of the Dorsal Interossei
2nd, 3rd, 4th metacarpals
What is the insertion of the Dorsal Interossei
Proximal Phalanx of digits 2-4
What is the Function of the Dorsal Interossei
Flexion of the metocarpophalangeal joint
What is the Innervation of the Dorsal Interossei
Deep Branch of the Ulnar Nerve
What is the origin of the Lumbricals
Tendons of the Flexor Digitorum Profundus.
What is the insertion of the Lumbricals
Proximal phalanx of digits 2-5
What is the Function of the Lumbricals
Flexion of the metocarpophalangeal joint
What is the Innervation of the Lumbricals
Median Nerve and Deep Branch of the Ulnar Nerve
What is the origin of the Abductor Pollicis Brevis
Scaphoid and Flexor Retinaculum
What is the insertion of the Abductor Pollicis Brevis
Radial Sesamoid bone
What is the Function of the Abductor Pollicis Brevis
flexion, abduction, adduction of the thumb
What is the Innervation of the Abductor Pollicis Brevis
Median Nerve
What is the origin of the Adductor Pollicis
trapezoid, capitate, 2nd and 3rd metacarpals (oblique head) 3rd metacarpal (transverse head)
What is the insertion of the Adductor Pollicis
proximal phalanx of digit one
What is the Function of the Adductor Pollicis
adduction of thumb
What is the Innervation of the Adductor Pollicis
Deep Branch of the Ulnar Nerve
What is the origin of the Opponens Pollicis
Trapezium and Flexor Retinaculum
What is the insertion of the Opponens Pollicis
1st Metacarpal
What is the Function of the Opponens Pollicis
opposition of the thumb
What is the Innervation of the Opponens Pollicis
Median Nerve
What is the origin of the Abductor Digiti Minimi
Pisiform
What is the insertion of the Abductor Digiti Minimi
Proximal phalanx of 5th digit
What is the Function of the Abductor Digiti Minimi
Abductor of the 5th digit
What is the Innervation of the Abductor Digiti Minimi
Deep Branch of the Ulnar Nerve
What is the origin of the Flexor Digiti Minimi Brevis
hamate flexor retinaculum
What is the insertion of the Flexor Digiti Minimi Brevis
Proximal phalanx of digit 5
What is the Function of the Flexor Digiti Minimi Brevis
Flexor of the 5th digit
What is the Innervation of the Flexor Digiti Minimi Brevis
Deep Branch of the Ulnar Nerve
What is the origin of the Opponens Digit Minimi
hamate flexor retinaculum
What is the insertion of the Opponens Digit Minimi
5th metacarpal
What is the Function of the Opponens Digit Minimi
opposition of the 5th digit
What is the Innervation of the Opponens Digit Minimi
Deep Branch of the Ulnar Nerve