In Figure 1, what anatomical structure is labeled as 1? Image by www.theartofmed.wordpress.com. The scapula actually rests on two muscles, the serratus anterior and the subscapularis, both connected to the scapula and moving across each other as the scapula moves. The scapula, or shoulder blade, is a large triangular-shaped bone that lies in the upper back. Related Articles. It connects the humerus bone of the arm to the collarbone. We also have a video which covers the scapula alone, if you’d like a narrower focus. Here’s a pic of where some of those muscles attach. We are pleased to provide you with the picture named Posterior Surface Of Scapula Anatomy.We hope this picture Posterior Surface Of Scapula Anatomy can help you study and research. Scapula Bone Quiz – Posterior Markings. Vertebrae, Ribs, Sternum, Pectoral and Pelvic Girdles, and Bones of the Limbs . Long bones are characterized by an elongated shaft and somewhat enlarged extremi-ties that bear articular surfaces. This review will focus on the relevant anatomy of the scapula and its muscular attachments, the etiologies of scapular winging as well as the clinical evaluation and management. anatomy of the scapula, allowing for better restoration of the functional angle of the shoulder joint. Check out the video below, which takes you through the anatomy of the scapula including its bony landmarks and relation to surrounding structures, like the humerus. As shown in Figure 5-3, the scapula is a large, flat, 20,278 scapula stock photos, vectors, and illustrations are available royalty-free. Glenoid cavity . Download as PDF. The scapula bears two marked processes: the acromion and, rather less obvious, the coracoid. You can review the clavicle and scapula anatomy notes (and video) prior to taking this quiz. Robert Lewis Maynard, Noel Downes, in Anatomy and Histology of the Laboratory Rat in Toxicology and Biomedical Research, 2019. 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. About eight shoulder muscles attach to the shoulder blade (scapula), upper arm (humerus), and collar bone (clavicle). Tibia and Fibula Quiz: Posterior Markings. Ligaments attach the top of the scapula to the clavicle while the outer side is attached to the humerus bone by a socket.The humerus and scapula form a ball and socket joint, which is one of the body's most flexible joints. FOSSA INFRASPINATA: - caudal Right scapula of dog ,A. lateral aspect, left scapula of … Start Quiz. Try these curated collections . The scapula bears two marked processes: the acromion and, rather less obvious, the coracoid. The Scapula The region below the Scapular Spine is the Infraspinous Fossa Right Side 12. Retake Quiz. Examples of long bones include the humerus, radius, femur, tibia, metacarpals, and metatarsals. … See more ideas about shoulder anatomy, anatomy, scapula. * A. 1. Shoulder Anatomy Six Pack Abs Men Ab Workout Men 6 Abs Shoulder Muscles Major Muscles Get Ripped Lower Ab Workouts … Structure The scapula has two surfaces, three borders, three angles, and three processes. If an injury or condition causes these muscles to become weak or imbalanced, it can alter the position of the scapula at rest or in motion. Inferior angle; B. Since scapular innervation is complicated, a thorough review of the relevant anatomy is warranted. 3 • The articular surfaces are covered by hyaline cartilage. See scapula stock video clips. Origin and insertion. Seventeen muscles attach to or originate on the scapula (75). A normal shoulder blade should be pushed up right against the back of the ribcage, however, with a winged scapula, it has become loosened from the rib cage. Functional Anatomy of the Shoulder Acomprehensive knowledge of the functional anatomy of the shoulder girdle and all of its component parts is mandatory in understanding arm-shoulder function.The basic function of the shoulder is to place the arm and especially the hand into a functional position that permits manipu-lative activities (Figure 4.1). Failure of descent causes Sprengel’s deformity of the scapula. The scapular anastomosis happens at 2 sites: around the body of scapula and over the acromion process of the scapula.. Around the body of scapula: It takes place between the: (This whole blog post will be going through a range of different Serratus Anterior Exercises) Anatomy. Scapula (Shoulder blade) : Structure, Attachments, Side Determination, Ossification, Functions & Clinical Anatomy Overview The scapula is a thin bone placed on the posterolateral aspect of the thoracic cage that connects the humerus (upper arm bone) with the clavicle (collar bone). 2 ARTICULATION Articulation is between: • The rounded head of the humerus and • The shallow, pear-shaped glenoid cavity of the scapula. It is surrounded by 17 muscles that help to provide movement and control to the area. • The glenoid cavity is deepened by the presence of a fibrocartilaginous rim called the glenoid labrum. The scapula is commonly referred to as the shoulder blade. Shoulder Anatomy Collection by The ROTATER. Picture 2. 1. of 203. bones of shoulder scapula muscles anatomy clavicle bone scapula bone shoulder joint model human scapula scapula structure orthopaedic 3d illustration fractured shoulder shoulder bones. Alteration in the normal static or dynamic position or motion of the scapula during coupled scapulohumeral movements. About this page. Markings of the Scapula Bone: It has three borders (superior, lateral, medial), three angles (superior, lateral, medial) and two surfaces (costal, dorsal). The humerus is connected to the scapula and the scapula is connected to the ... you get the picture OR you will after viewing this board. Underneath these two muscles lies the thorax. Next. [PDF] A Journey Through the Horse s Body: The Anatomy of the Horse Popular Colection Slide for label. PDF | The scapula or shoulder blade is the bone that connects the clavicle to the humerus. Introduction to Scapula Bone Anatomy: The scapula or shoulder blade is a flat, triangular-shaped bone that lies adjacent to the posterior surface of ribs 2-7. Rotator cuff muscles, arm muscles, back muscles, chest muscles – there are many that connect to your scapulae. The Scapula Anterior / Ventral surface Posterior / Dorsal Surface The scapula has two surfaces Right Side 10. The Scapula. The deltoid forms the rounded contour of the shoulder and is comprised anterior, intermediate and posterior fibres. There are only three muscles that are … In Figure 1, what anatomical structure is labeled as 2? In humans they are triangular and lie on the upper back between the levels of the second and eighth ribs. Scapula, also called shoulder blade, either of two large bones of the shoulder girdle in vertebrates. ANATOMY OF SHOULDER JOINT. The differences in diagnosing and managing scapular winging from nerve palsies compared with muscular detachment of the serratus anterior, rhomboids, or trapezius will also be discussed. • … Anatomynote.com found Posterior Surface Of Scapula Anatomy from plenty of anatomical pictures on the internet. If you do not have strength and/or control of this very important muscle, it can lead to scapular winging. Deltoid. The Scapula The Dorsal surface of the Scapula is divided into two regions by the spine of the Scapula Right Side 11. The anatomical plates typically don’t require any bending and can act as a guide to reduce fragments and fractures by closely matching the geometry of the patient’s anatomy. PARTS OF THE SCAPULA: h. FACIES LATERLAIS i. SPINA SCAPULAE (scapular spine):-on the lateral surface-divides the lateral surface into two depressions: 1. FOSSA SUPRASPINARA: –cranial 1. Muscle Name Adjacent Bones Adjacent Muscles Deltoid clavicle, scapula (shoulder blade), humerus triceps, biceps, & trapezius Biceps The scapula forms the posterior of the shoulder girdle. The scapula lies over the second to seventh ribs and is tilted at a 30-degree angle. View 2.01 Anatomy.pdf from A&P 101 at Boone High School. A scapula’s posterior surface is crossed obliquely by a prominent ridge, the spine, which divides the bone into two concave areas, the supraspinous and infraspinous fossae. Set alert. The anterior (or clavicular) fibres originate from the lateral third of the clavicle.The intermediate (or acromial) fibres originate from the acromion process of the scapula. Your plate-like scapula, or shoulder blade, is an attachment site for 17 different muscles . The Arterial Anastomosis around Scapula is principally created between the branches of the first part of the subclavian and the third part of the axillary arteries.. for more anatomy content please follow us and visit our website: www.anatomynote.com. Most scapula surgeries are done under general anesthesia with or without the regional anesthesia (RA) technique as an adjunct. The bone is surrounded and supported by a complex system of muscles that work together to help you move your arm. Looking to learn all the 206 bones in the human body? The posterior (or spinal) fibres originate from the spine of the scapula. Try advanced quizzes that adapt to your level and speed. * A. Subscapular fossa; B. Suprascapular notch; C. Medial border; D. Coracoid process; 2. 2. 3. thorax (75). Anatomy and Physiology of the Shoulders: We can palpate the bones of the shoulder and find landmarks such as the highest point of the scapula, the point of the shoulder, the foremost point of the upper arm and the topmost point of the elbow. Scapula Bone Quiz – Posterior Markings. 38 Pins • 763 Followers. Sprengel’s deformity of the scapula (congenital high scapula): The scapula forms in the neck region during intrauterine life and after that it migrates downwards to its adult position (i.e., upper part of the back of the chest). Structure. 134 Anatomy and physiology of domestic animals long bones. It attaches onto the under surface of the shoulder blade and to the side of the rib cage. Scapula Anatomy. Anatomy of the scapula is often taught alongside the humerus, since they are the two primary bones of the shoulder joint. The right scapula from the front and back side. Results: Scapula winging was severe in 10 of 16 patients (63%), moderate in 2 patients (12%), and mild in 4 patients (25%) in our present study. One of the examiner's hands stabilizes the shoulder girdle (scapula and clavicle) while the other grasps the proximal humerus. Robert Lewis Maynard, Noel Downes, in Anatomy and Histology of the Laboratory Rat in Toxicology and Biomedical Research, 2019. In this condition the scapula is hypoplastic and located in the neck region. These tests are performed with (1) a minimal compressive load (just enough to center the head in the glenoid) and (2) with a substantial compressive load (to gain a feeling for the effectiveness of the glenoid concavity). Due to the large surface area of the scapula there are a large number of muscles attached (17 in total) which fix the scapula to the thoracic wall and allow it to move. The spine of the scapula is easily palpated on most animals. The Scapula. 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