![]() ![]() ![]() Note:Scapula helps in movement through six types of actions which are- elevation, depression, retraction, protraction, upward rotation and downward rotation. So the correct answer is option (A) Second and seventh rib. Now coming to the scapula, it is also known as the shoulder bone and is located between the second and seventh rib and connects the upper arm bone or humerus with the collarbone or clavicle. A rib typically consists of head, neck and shaft head is the portion which is closest to the vertebra it attaches to the neck is flattened and extends from the head and the remaining part of the rib makes up the shaft. True ribs are those that are directly attached to the sternum and false ribs are those that are not directly attached to the sternum. Ribs are broadly classified into true ribs and false ribs. Rib cage comprises -24 ribs that are arranged in 12 pairs, the 12 thoracic vertebrae, the costal cartilages and the sternum and xiphoid process. Hint:The rib cage which is also known as thoracic cage in humans is the arrangement of ribs to the vertebral column and sternum in the thorax that serves as protection against the lungs and heart.
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