Dorsal interossei 骨间背侧肌(3)- abduct fingers away from middle finger at MP joints
.
Muscles of lower limb
The lower limbs are used chiefly for the support and propulsion of the body, so that the muscles are brawny and strong but small in number. The muscles of lower limb are divided into:
.
腋神经损伤,三角肌 瘫痪,导致“方肩”畸 形
.
Teres major 大圆肌
Origin: dorsal surface of inferior angle of scapula
Insertion: crest of lesser tubercle of humerus
Action: medially rotates and adducts
.
Biceps brachii 肱二头肌
Origin: long head, supraglenoid tubercle; short head, coracoid process Insertion: radial tuberosity Action: flexor of elbow joint
Chapter 3 The muscles of
limbs
陈秀英
Department of Anatomy
.
【目的与要求】
● 掌握:上肢浅层肌肉(三角肌、小圆肌、大圆肌、 冈上、下肌、肱二头肌、肱三头肌、臂肌及前臂肌) 的名称、分群及作用。