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Anatomija > Misici Gornjih Ekstremiteta > Flashcards

Misici Gornjih Ekstremiteta Flashcards

1
Q

Trapezius muscle

A

Origin: nuchal line
Insertion: clavicle, acromion, scapular spine, spinous process of C7 - TH12
Innervation: accessory nerve (XI) and the cervical plexus
Function: inclination of the head, elevator of shoulder, pulls the shoulders back, rises of head

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2
Q

Latissimus Doris

A

Origin: spinous process of TH7 - L5, sacrum, iliac crest of the hip bone
Insertion: intertubercular groove of humerus
Innervation: thoracodorsal nerve (brachial plexus)
Function: internal rotation of the shoulder joint, adduction, elevation of the trunk, + respiratory muscle

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3
Q

Rhomboid major and minor

A

Origin: spinal process of C7 - TH5
Insertion: medial margin of scapula
Innervation: dorsal scapular nerve
Function: elevation and adduction of scapula

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4
Q

Levator scapulea

A

Origin: transvers process of C1 - C4
Insertion: superior angle of scapula
Innervation: dorsal scapular nerve
Function: elevation of scapula

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5
Q

Pectoralis major

A

Origin: media part of the clavicle, sternocostal part, abdominal part
Insertion: crest of the greater tubercle of humerus
Innervation: lat. and med. pectoral nerve
Function: internal rotation of the shoulder joint, adduction, flexion

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6
Q

Pectoralis minor

A

Origin: III - IV rib
Insertion: coracoid process
Innervation: lat. and med. pectoral nerve
Function: pulls the shoulders forward and depression of the shoulders

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7
Q

Subclavius muscle

A

Origin: I rib
Insertion: inferior surface of clavicle
Innervation: subclavius nerve
Function: pulls the clavicle down

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8
Q

Serratus anterior

A

Origin: I - IX rib
Insertion: medial margin of the scapula
Innervation: long thoracic nerve
Function: pulls the scapula forward over the posterior thoracic wall and facilitates its rotation laterally during the abduction of arm above the horizontal plane

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9
Q

Deltoid muscle

A

Origin: anterior margin of the clavicle, acromion and spine of scapula
Insertion: deltoid tuberosity on humerus
Innervation: axillary nerve
Function: abduction of the arm

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10
Q

Subscapular muscle

A

Origin: subscapular fossa
Insertion: lesser tubercle of the humerus
Innervation: subscapular nerve
Function: internal rotation and stabilization of the shoulder

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11
Q

Supraspinatus muscle

A

Origin: supraspinous fossa of the scapula
Insertion: greater tubercle of the humerus
Innervation: subscapular nerve
Function: abduction and external rotation of the arm

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12
Q

Infraspinatus muscle

A

Origin: infraspunous fossa of the scapula
Insertion: greater tubercle of the humerus
Innervation: subscapular nerve
Function: abduction, adduction (lower fiber) and external rotation of the arm

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13
Q

Teres minor

A

Origin: lateral margin of scapula
Insertion: greater tubercle of the humerus
Innervation: axillary nerve
Function: external rotation and abduction

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14
Q

Teres major

A

Origin: lateral margin of scapula
Insertion: lesser tubercle of the humerus
Innervation: subscapular nerve
Function: internal rotation and adduction

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15
Q

Biceps brachii muscle

A

Origin (long head): supraglenoid tubercle of scapula
Origin (short head): coracoid process of scapula
Insertion: radial tuberosity of radius
Innervation: musculocutaneus nerve
Function: powerful flexion of the forearm and supination at elbow joint

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16
Q

Brachialis muscle

A

Origin: anterolateral and anteromedial surface of humerus
Insertion: ulnar tuberosity
Innervation: musculocutaneus nerve
Function: flexion of forearm at the elbow joint

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17
Q

Coracobrachialis muscle

A

Origin: coracoid process of scapula
Insertion: anteromedial wall of humerus
Innervation: musculocutaneus nerve
Function: elevation of the arm inside and forward, depression of the shoulders

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18
Q

Triceps brachii muscle

A

Origin (long head): infraglenoid tubercle of scapula
Origin (short and medial head): posterior surface of humerus
Insertion: olecranon process of ulna
Innervation: radial nerve
Function: extension of the forearm at the elbow joint

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19
Q

Pronator Teres

A

Origin: medial epicondyle and coronoid process of ulna
Insertion: lateral surface of radius
Innovation: median nerve
Function: flexion and pronation of forearm

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20
Q

Flexor carpi radialis

A

Origin: medial epicondyle
Insertion: bases of II and III metacarpal bones
Innovation: median nerve
Function: flexion and radial abduction of the wrist

21
Q

Palmaris longus

A

Origin: medial epicondyle
Insertion: flexor retinaculum and palmar aponeurosis
Innovation: median nerve
Function: flexion of the wrist and tenses palmar aponeurosis

22
Q

Flexor carpi ulnaris

A

Origin: medial epicondyle and olecranon fossa
Insertion: pisiform, hook of hamate and bases of V metacarpal bone
Innovation: ulnar nerve
Function: flexion and ulnar abduction

23
Q

Flexor digitorum superficialis

A

Origin: medial epicondyle and coranoid process
Insertion: middle phalanx of digits 2-5
Innovation: median nerve
Function: flexion of finger joints (2-5)

24
Q

Flexor pollicis longus

A

Origin: anterior surface of radius and interosseous membrane
Insertion: bases of distal phalanx of the thumb
Innervation: median nerve
Function: flexion

25
Q

Flexor digitorum profundus

A

Origin: anterior surface of ulna and interousseous membrane
Insertion: bases of distal phalanx of digits 2-5
Innervation: median nerve (index and middle), ulnar nerve (ring and small)
Function: flexion

26
Q

Flexor quadratus

A

Origin: distal 1\4 of anterior surface of ulnar
Insertion: distal 1\4 of anterior surface of radius
Innervation: median nerve
Function: pronation of forearm

27
Q

Brachioradialis muscle

A

Origin: lateral supracondyle of humerus
Insertion: distal end of radius (just above styloid process)
Innervation: radial nerve
Function: flexion, pronation and supination at elbow joint

28
Q

Extensor carpi radialis longus

A

Origin: lateral supracondyle
Insertion: 2nd metacarpal bone
Innervation: radial nerve
Function: flexion and slight pronation (elbow), dorsal extension and abduction (wrist)

29
Q

Extensor carpi radialis brevis

A

Origin: lateral epicondyle
Insertion: 3rd metacarpal bone
Innervation: radial nerve
Function: flexion and slight pronation (elbow), dorsal extension and abduction (wrist)

30
Q

Extensor digitorum muscle

A

Origin: lateral epicondyle
Insertion: dorsal aponeurosis of fingers 2-5 (5 only support)
Innervation: radial nerve
Function: extension (2-5)

31
Q

Exstensor digiti minimi muscle

A

Origin: lateral epicondyle
Insertion: dorsal aponeurosis of the little finger (5th)
Innervation: radial nerve
Function: extension

32
Q

Extensor carpi ulnaris muscle:

A

Origin: lateral epicondyle
Insertion: base of the 5th metacarpal
Innervation: radial nerve
Function: extension (elbow), adduction (wrist)

33
Q

Anconeus

A

Origin: lateral epicondyle
Insertion: olecranon of ulnar
Innervation: radial nerve
Function: extension\stabilisation (elbow), adduction (ulna)

34
Q

Supinator

A

Origin: lateral epicondyle and supinator crest of ulna
Insertion: anterior surface of radius
Innervation: radial nerve
Function: supination

35
Q

Abductor pollicis longus

A

Origin: posterior interosseous membrane
Insertion: base of the 1st metacarpal bone
Innervation: radial nerve
Function: abduction of the thumb

36
Q

Extensor pollicis brevis

A

Origin: posterior interosseous membrane
Insertion: base of the proximal phalanx of the thumb
Innervation: radial nerve
Function: extension at the carpometacarpal joint and metacarpophalangeal joint

37
Q

Extensor pollicis longus

A

Origin: posterior interosseous membrane
Insertion: distal phalanx of the thumb
Innervation: radial nerve
Function: extension of all joints of the thumb

38
Q

Extensor indicis

A

Origin: posterior interosseous membrane
Insertion: dorsal aponeurosis of the index finger
Innervation: radial nerve
Function: extension and adduction of index finger

39
Q

Abductor pollicis brevis

A

Origin: tubercle of scaphoid and trapezium
Insertion: proximal end of thumb phalanx
Innervation: median nerve
Function: abductor of the thumb

40
Q

Flexor pollicis brevis

A

Origin: tubercle of trapezium and flexor retinaculum
Insertion: proximal end of thumb phalanx
Innervation: median nerve (superficial head), ulnar nerve (deep head)
Function: flexion of thumb

41
Q

Opponens pollicis

A

Origin: tubercle of trapezium and flexor retinaculum
Insertion: 1st metacarpal bone
Innervation: median nerve
Function: opposition of the thumb

42
Q

Adductor pollicis brevis

A

Origin: capitate bone, 2nd metacarpal bone (oblique head), 3rd metacarpal bone (transverse head)
Insertion: proximal end of the thumb phalanx
Innervation: median nerve
Function: adduction of the thumb

43
Q

Palmaris brevis

A

Origin: palmar aponeurosis and flexor retinaculum
Insertion: skin on the hypothenar eminence
Innervation: ulnar nerve
Function: wrinkles the skin and deepens the curvature of the hand, improving the grip

44
Q

Abductor digiti minimi

A

Origin: pisiform bone and tendon of the flexor carpi ulnaris
Insertion: proximal phalanx of the 5th finger
Innervation: ulnar nerve
Function: abductor of the 5th finger

45
Q

Flexor digiti minimi

A

Origin: hook of hamate and flexor retinaculum
Insertion: proximal phalanx of the 5th finger
Innervation: ulnar nerve
Function: flexion of the 5th finger

46
Q

Opponens digiti minimi

A

Origin: hook of hamate and flexor retinaculum
Insertion: 5th metacarpal bone
Innervation: ulnar nerve
Function: opposition of the 5th finger

47
Q

Lumbricales

A

Origin: tendons of the flexor digitorum profundus
Insertion: dorsal aponeurosis of the fingers
Innervation: median nerve (2nd and 3rd finger), ulnar nerve (4th and 5th finger)
Function: flexion - metacarpophalangeal joints; extension- distal interphalangeal joints

48
Q

Palmar interossei

A

Origin: ulnar side of the 2nd metacarpal, radial side of the 4th and 5th metacarpal
Insertion: dorsal aponeurosis of the fingers
Innervation: ulnar nerve
Function: assists lumbricals and adduction of the middle finger at the metacarpophalangeal joints 2,4,5;

49
Q

Dorsal interossei

A

Origin: sides of metacarpal bones 1-5 facing each other
Insertion: dorsal aponeurosis
Innervation: ulnar nerve
Function:assists the lumbricals abduction at metacarpophalangeal joint

Anatomija (1 decks)

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