Bones of the thoracic limb 陳建榮 http://web.nchu.edu.tw/pweb/index2.php?pid=75&menu=2#

Thoracic limb Shoulder girdle Scapula Arm Forearm Forepaw

Clavicle Clavicular intersection or tendon (鎖骨中間腱)

Scapula Medial or costal surface Cranial border Dorsal border Scapular notch肩胛切跡 Suprascapular a. and n. Neck肩胛頸 Dorsal border Caudal border Ventral angle Caudal angle Cranial angle

Scapula Lateral surface Spine肩胛棘 Acromion肩峰 Glenoid cavity肩臼 Deltoideus m. Glenoid cavity肩臼 supraglenoid tubercle (肩臼上結節) - Biceps brachii m. Supraspinous fossa棘上窩 Supraspinatus m. Infraspinous fossa棘下窩 Infraspinatus m.

Scapula Subscapular fossa棘下窩 Subscapularis m. Biceps brachii m. Coracoid process喙突 Coracobrachialis m. Supraglenoid tubercle肩臼上結節 Biceps brachii m. Infraglenoid tubercle肩臼下結節 Teres minor m.

Scapula

Humerus Head肱骨頭 Greater tubercle大結節 Lesser tubercle小結節 Supraspinatus m. Lesser tubercle小結節 Subscapularis m. Intertubercular groove結節間溝 Biceps brachii m. Neck肱骨頸 Anatomical neck Surgical neck

Humerus Deltoid tuberosity三角肌粗隆 Tricipital line三頭肌線 Lateral head of triceps brachii m. Tuberosity of the teres minor 小圓肌粗隆 Tuberosity of the teres major 大圓肌粗隆 Brachialis groove肱肌溝

Humerus Humeral Condyle肱骨髁 Radial fossa橈骨窩 Supra-trochlear foramen滑車上孔 Capitulum肱骨小頭 Radial fossa橈骨窩 Supra-trochlear foramen滑車上孔 Anconeal process of ulna

Humerus Olecranon fossa橈骨窩 Lateral epicondyle外上髁 Craniolateral antebrachial muscles Medial epicondyle內上髁 Caudal antebrachial muscles Lateral supracondylar crest外側髁上脊 Medial supracondylar crest內側髁上脊

Elbow joint

Radius and ulna Interosseous space骨間空隙 Radius Groove for abductor digita I longus (長拇指外展肌) Groove for extensor carpi radilis (橈腕伸肌) Groove for extensor digitals communis (總指伸肌)

Radius Capitulum 小頭 Radial tuberosity橈骨粗隆 Trochlea滑車 Ulnar notch尺骨切跡 Fovea capitis頭小窩 Radial tuberosity橈骨粗隆 Briceps brachii m. Brachialis m. Trochlea滑車 Ulnar notch尺骨切跡 Styloid process莖狀突

Ulna Olecranon鷹嘴 Anconeal process肘突 Trochlear notch滑車切跡 Olecranon tuber Anconeal process Olecranon鷹嘴 Olecranon tuber鷹嘴結節 Anconeal process肘突 Supratrochlea foramen Trochlear notch滑車切跡 Medial coronoid process內喙狀突 Lateral coronoid process外喙狀突 Annular lig. Radial notch橈骨切跡 Ulnar tuberosity尺骨粗隆 Briceps brachii m. Brachialis m. Styloid process莖狀突

Radius and ulna

Elbow joint

Radius and ulna

Carpal bones Proximal carpal bones Distal carpal bones radial carpal bone ulnar carpal bone Sesamoid bone種子骨 (accessory carpal bone) Distal carpal bones

Carpal bones

Carpal bones

Metacarpal bones

Metacarpal bones

Phalanges 14 digital bones 5 Proximal digital bones 4 Middle digital bones 5 Distal digital bones Proximal sesamoid bone近端種子骨 Dorsal sesamoid bone背側種子骨

Phalanges

Distal digital bone Ungual crest蹄脊 Extensor process伸肌突 m. extensor digitorum communis Flexor tubercle屈肌結節 m. flexor digitorum profundus Ungual process蹄突 Extensor process Ungual process Ungual crest Flexor tubercle