Left scapula. The acromion process is a palpable lateral and enlarged extension of the posterior spine of the scapula which projects anterolaterally to the spine. The trapezius and the deltoid are attached to the spine of the scapula and the acromion. This article incorporates text in the public domain from page 203 of the 20th edition of Gray's Anatomy (1918), Position of spine of scapula shown in red. The transferred muscles hold the scapula in a more medial and upwardly rotated position, without winging. As well as its true anatomical neck, the constriction below the greater and lesser tubercles of the humerus is referred to as its surgical neck due to its tendency to fracture, thus often becoming the focus of surgeons. Left scapula seen from behind (spine labeled at center top). These muscles attach to the surface of the scapula and are responsible for the internal and external rotation of the shoulder joint, along with humeral abduction. The root of the spine of the scapula is the most medial part of the scapular spine. The spine of the scapula or scapular spine is a prominent plate of bone, which crosses obliquely the medial four-fifths of the scapula at its upper part, and separates the supra- from the infraspinatous fossa. The shoulder girdle or pectoral girdle is the set of bones in the appendicular skeleton which connects to the arm on each side. The shoulder blades usually rest flat against the back of the chest wall. spine of scapula synonyms, spine of scapula pronunciation, spine of scapula translation, English dictionary definition of spine of scapula. The rhomboid major is a skeletal muscle on the back that connects the scapula with the vertebrae of the spinal column. The teres minor arises from the lateral … Root of spine shown in red. 2. Pointing laterally forward, it, together with the acromion, serves to stabilize the shoulder joint. The root of the spine of the scapula is the most medial part of the scapular spine. Media in category "Spine of scapula" The following 34 files are in this category, out of 34 total. As one of the four muscles of the rotator cuff, the main function of the infraspinatus is to externally rotate the humerus and stabilize the shoulder joint. Twelfth thoracic vertebra. Position of spine (shown in red). medial border of scapula (vertebral) medial side of scapula. The coracoid process projects from the superior border of the scapula. The great scapular notch is a notch which serves to connect the supraspinous fossa and infraspinous fossa. … Posterior view. It is a thick but somewhat flattened muscle. Lateral view (spine shown in red), Spine of scapula labeled in red, showing muscles attached to it, This article incorporates text in the public domain from page 203 of the 20th edition of Gray's Anatomy (1918), Position of spine of scapula shown in red, https://en.wikipedia.org/w/index.php?title=Spine_of_scapula&oldid=943582624, Wikipedia articles incorporating text from the 20th edition of Gray's Anatomy (1918), Creative Commons Attribution-ShareAlike License, Its superior surface is concave; it assists in forming the, This page was last edited on 2 March 2020, at 18:31. This provides access to the supraspinous fossa. Botany a. Acromial angle is a prominent bony point at the junction of the lateral border of acromion and the spine of scapula. ..... Click the link for more information. Left scapula seen from behind (spine labeled at center top). lateral border of scapula (axillary) closest to your armpit. Root of spine shown in red. Thoracic spine landmarks Second thoracic vertebra. Medial view of left scapula. The Spine (spina scapulæ).—The spine is a prominent plate of bone, which crosses obliquely the medial four-fifths of the dorsal surface of the scapula at its upper part, and separates the supra- from the … The levator scapulae is a skeletal muscle situated at the back and side of the neck. Left scapula. A 67-year-old female was referred for two weeks of left shoulder pain that kept her from sleeping and moving her arm and interfered with her job as a typist. Posterior surface of scapula. The spine of the scapula extends on the lateral surface of the scapula from the dorsal border to the ventral angle, increasing in height dorsoventrally.. Knöcherner Kamm des Schulterblatts (Scapula) Impressum | Datenschutz. The pain was located in the posterior shoulder just medial to the scapula, radiated down her left arm, and was positional. Posteriosuperior iliac spine (PSIS) Midpoint of imaginary line between PSIS and thoracolumbar spine; The flap can be harvested with an axis parallel to the muscle fibers. Medical definition of spine of the scapula: a projecting triangular bony process on the dorsal surface of the scapula that divides it obliquely into the area of origin of parts of the supraspinatus and infraspinatus muscles and that terminates in the acromion. The pair of muscles are commonly known as "lats", especially among bodybuilders. Position of root of spine (shown in red.) head, neck, and body. Left scapula. Scapula is the anatomical term for the shoulder blade. T12 is the first blade-like … The skeleton also consists of five main parts: the skull, spine, scapula, ribs and bones in the … Animation. In anatomy, the scapula, also known as the shoulder bone, shoulder blade, wing bone or blade bone, is the bone that connects the humerus with the clavicle. 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