Shoulder complex muscles origin and insertion. Quiz by RudyRhubarb .
Shoulder complex muscles origin and insertion. The human shoulder is made up of three bones: the clavicle (collarbone), the scapula (shoulder blade), and the humerus (upper arm bone) as well as associated muscles, ligaments and tendons. Learn about common problems and injuries, and tips on how to treat a painful shoulder. Discover when to rest, when to stretch, and when shoulder pain needs medical attention. Because the ball of the upper arm is larger than the socket of the shoulder, it is susceptible to injury. There are certain The shoulder is a complex anatomical structure consisting of four joints. Because so many structures make up the shoulder, it is vulnerable to many different problems and injuries. Jul 31, 2025 · The shoulder is a complex ball-and-socket joint comprising the head of the humerus, the clavicle (collarbone), and the scapula. Jun 19, 2024 · Shoulder joints can have their fair share of problems. This joint is one of the most complex and mobile joints of the body as it is comprised of four articulations, plus muscles, tendons, and ligaments connecting the upper limb to the axial skeleton. Content0:00 Introduction0:28 Division of the Shoulder Muscles1:07 Deltoid2:18 Subscapularis2:41 Supraspinatus3:03 Infraspinatus3:16 Teres Minor3:32 Teres Maj origin: clavicular head- anterior margin of medial clavicle sternal head-lateral margin of manubrium and body of sternum and first 6-7 ribs insertion: greater tubercle of humerus innervation: clavicular head- lateral pectoral nerve sternal head- lateral and medial pectoral nerves action: clavicular head- shoulder internal rotation, shoulder flexion, shoulder horizontal adduction sternal head The shoulder is one of the biggest joints in the human body, involved in almost all upper-body movements. The shoulder is a highly mobile region of the upper body that connects the upper limb to the trunk. Quiz by RudyRhubarb. Sep 8, 2025 · Learn to decode shoulder pain symptoms with expert guidance. [1] Movements at the shoulder enable us to move and position our arm and hand in space. Its insertion is on the greater tubercle of humerus just inferior to the insertion of the infraspinatus. Nov 5, 2024 · The shoulder joint is the articulation between the thorax and the arm. It is composed of the glenohumeral joint (shoulder joint), the acromioclavicular joint, the sternoclavicular joint, and the scapulothoracic articulation. The shoulder’s main motions are flexion, extension, abduction, adduction, internal rotation, and external rotation. The teres minor muscle originates from the lateral border of scapula. This article explains some of the common causes of shoulder pain and describes some general treatment options. Also called the glenohumeral joint, it is a ball-and-socket joint capable of the widest range of movements in the body, controlled by the six shoulder muscles. The muscles of the shoulder provide a stable base for these upper extremity movements. Mar 4, 2022 · Common conditions that cause shoulder pain So, what might be causing all this pain in your shoulder? Here are 11 possible reasons for your sudden discomfort. Although the shoulder is the most movable joint in the body, it is also an unstable joint because of its range-of-motion. These muscles keep the shoulder joint in place, give the shoulder its characteristic shape, and strengthen it. Jan 28, 2025 · Learn about the most common causes of shoulder pain, potential treatment options, and when to see an orthopedic physician with this helpful guide. May 6, 2010 · Can you name the origin or insertion of the muscle? Test your knowledge on this science quiz and compare your score to others. jd 4auhi iiyhb 4aoc5 kqoa ol8tbp a3ocq cg5f2 zpm9ap vd