問題一覧
1
OIAN of trapezius?
O = cervico-thoracic fascia I = proximal spine of scapula A = abductor N = accessory nerve
2
2 forelimb adductors?
Pectorals Subscapularis
3
OIAN of brachialis?
O = lateral caudal humerus I = proximal medial radius A = elbow flexor N = musculocutaneous nerve
4
What 3 extrinsic muscles are supplied by brachial plexus?
Lattisumus dorsi Serratus ventralis Pectorals
5
Name the lateral and medial support of the shoulder joint and their insertion?
Lateral = infraspinous and supraspinous muscle - greater tubercle of humerus Medial = subscapularis muscle - lesser tubercle of humerus
6
What actions can still occur with brachial plexus damage and why?
Abduct = trapezius and rhomboideus unaffected Protract = brachiocephalicus has partial innervation outside brachial plexus
7
What muscle inserts on proximal scapula spine?
Trapezius
8
What muscle originates from acromion process of scapula?
Deltoideus
9
5 shoulder extensors?
Brachiocephalicus Biceps brachii Coracobrachialis Supraspinatus Infraspinatus
10
2 muscles of forelimb innervated by musculocutaneous nerve?
Biceps brachii Brachialis
11
2 forelimb retractors?
Lattisimus dorsi Serratus ventralis?
12
2 muscles spinnervated my axillary nerve?
Deltoideus Teres major
13
3 muscles of the forelimb innervated by accessory nerve?
Brachiocephalicus Omotransversaris Trapezius
14
Comparative distal forelimb of cats?
Square olecranon More interosseous space Longer + slimmer bones
15
What 2 muscles insert on lesser tubercle?
Subscapularis Coracobrachialis
16
OIAN of biceps brachii?
O = supraglenoid tubercle of scapula I = ulnar and radial tuberosities A = shoulder extensor + elbow flexor N = musculocutaneous nerve
17
OIAN of pectorals?
O = sternum I = greater tubercle of humerus A = adductor
18
4 flexors of distal limb and origin, insertion and innervation?
Flexor carpi ulnaris - ACB Superficial digital flexor - middle phalanx of all digits Deep digital flexor - distal phalanx of all digits Flexor carpi radialis - MC 2 + 3 O = medial epicondyle of humerus N = median + ulnar nerve
19
OIA of serrated ventralis?
O = cervical vertebrae + first 8 ribs I = serrated face if scaoula A = protractor AND retractor
20
OIAN of rhomboideus?
O = cervico-thoracic fascia I = dorsal border of scapula A = abductor
21
OIAN of teres major?
O = caudal border of scapula I = medial humerus A = shoulder flexor N = axillary
22
What muscle originates from supraglenoid tubercle of scapula?
Biceps brachii
23
Which of the following statements about brachialis is correct? 1. innervated by radial nerve 2. arises from supraglenoid tuberosity of scapula 3. shoulder extensor 4. inserts into radius and ulna
4 only is correct
24
What 3 muscles insert of greater tubercle of humerus?
Pectorals Supraspinatus Infraspinatus
25
OIAN of lattisumus dorsi?
O = thoraco-lumbar fascia I = teres major tuberosity of humerus A = retractor + shoulder flexor
26
Comparative anatomy of cats shoulder joint compared to dogs?
Extra tuberoisty proximal to acromion More rounded cranial angle of scapula More developed coracoid process of scapula Vesigial clavicle = bony remnant lying within brachiocephalicus muscle (dogs = tendonous line)
27
What passes through intertubercular groove on humerus?
Tendon of origin of biceps brachii
28
Comparative elbow joint of cats?
Supercondylar foramen instead of supratrochlea foramen = median nerve and brachial artery Round medial epicondyle Longer + slimmer bones
29
2 elbow flexors?
Biceps brachii Brachialis
30
3 forelimb protractors?
Brachiocephalicus Omotransversaris Serratus ventralis
31
What muscle inserts in acromion process?
Omotransversaris
32
OIAN of omotransversarius?
O = atlas I = acromion process of scapula A = protractor N = accessory nerve
33
4 extensors of distal limb origin, insertion and innervation?
Extensor carpi radialis - MC 2 + 3 Common digital extensor - all digits Lateral digital extensor - 4,5 digits Ulnar lateralis - 5th MC + ACB O = lateral epicondyle of humerus N = radial nerve
34
What’s the importance of musculospiral groove on humerus?
Origin of brachialis muscle Radial nerve + cephalon vein pass
35
OIAN of deltoideus?
O = scapular spine + acromion process (2 heads) I = deltoid tuberosity of humerus A = shoulder flexor N = axillary
36
OIAN of brachiocephalicus?
O = cervico-thoracic fascia I = medial distal humerus A = protractor + shoulder extensor N = accessory nerve
37
2 foremlimb abductors?
Trapesius Rhomboideus
38
OIAN of triceps?
4 heads or PPE origin - long head = caudal border of scapula - lateral head = humerus - accessory + medial = medial humerus I = olecranon process of ulna A = elbow extensor + shoulder flexor (long) N = radial nerve
39
4 shoulder flexors?
Deltoideus LONG head of triceps Teres major + minor Lattisimus dorsi