Charles University First Faculty of Medicine

###
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

See More