14-5 Bones of the Pectoral Girdle Anatomy来自希腊语anatome,“解剖”,是处理生物结构组织的自然科学的一个分支。作为基础生命科学之一,解剖学与医学和其他生物学分支密切相关。(网易公开课编辑整理)
肩胛胸壁关节(The pectoral girdle) 肩胛胸壁关节(The pectoral girdle) 上肢的抓握和操作功能已经高度专业化。进化产生了一种非常灵活的肢体,而不失去获得机动性、力和精确性所需要的稳定性。这种进化发展的结果是上肢没有运动功能,除了婴儿和那些需要使用行走辅助设备...
The pectoral girdle is made of what bones? Pectoral Girdle The pectoral girdle is part of the appendicular skeleton. There are two pectoral girdles in the human body, one on the left and the other on the right. The pectoral girdle joins the upper limbs to the axial skeleton. ...
The appendicular skeleton comprises the bones of the upper and lower extremities. Bones included in the appendicular skeleton include the bones of the pectoral girdle.Answer and Explanation: Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question ...
This chapter is designed to review the pectoral girdle with elaborate discussions on clavicle and scapula. The chapter opens with the explanation of the clavicle including the identification of primary centers and medial epiphysis. It then moves to the discussion of shaft metrics using different ...
The radius and ulna are fused together, forming a compound element termed the radioulna. Meanwhile, the bones of the pectoral girdle are complex and complimented by an assortment of new elements. The paired clavicles and coracoids are transverse bars, separated along the midline by the epicoraco...
recently6,7,8,9,10,11. It has long been assumed that much of the plastron formed through fusion of the gastralia except for the anterior portion, which comprises ventral bones of the pectoral girdle7,11. Figure 1 Outline drawings of stem-turtlesPappochelys rosinae(A),Odontochelys semitest...
along with the proximal end of the humerus, and the muscles covering these three bones to stabilize the shoulder joint. The girdle creates a base from which the head of the humerus, in its ball-and-socket joint with the glenoid fossa of the scapula, can move the arm in multiple di...
MUSCLES OF THE PECTORAL GIRDLE THE STERNO-CLA VICULAR JOINT is the focal point for all movements of the pectoral girdle: that is, the clavicle and scapula. The scapula is suspended from the lateral end of the clavicle by the coraco-clavicular ligaments and attached to the clavicle by the ...
1.Either of two slender bones in humans that extend from the manubrium of the sternum to the acromion of the scapula. Also calledcollarbone. 2.One of the bones of the pectoral girdle in many vertebrates. [New Latinclāvīcula, from Latin, diminutive ofclāvis,key (from its shape).] ...