What are the names of the abductor muscles?
The abductor muscle group is located on the lateral side of the thigh and moves the thigh away from the body’s midline. These muscles include the piriformis, superior gemellus, inferior gemellus, tensor fasciae latae, sartorius, gluteus medius, and gluteus minimus muscles.
What is the only muscle that is a strong abductor of the arm at the shoulder?
Supraspinatus. Supraspinatus is not only an initiator of abduction, but acts throughout the range of abduction of the shoulder. It has equal abduction power as deltoid. Note that it lies in the scapular plane – i.e. 30 degrees to the coronal plane (Figure 2).
Which muscles moves the upper arm?
The pectoralis major, latissimus dorsi, deltoid, and rotator cuff muscles connect to the humerus and move the arm.
Which of the following is an abductor muscle of the upper arm?
The primary muscles involved in the action of arm abduction include the supraspinatus, deltoid, trapezius, and serratus anterior.
What is the muscle above your shoulder called?
Deltoid is a large triangular muscle that covers the glenohumeral joint, where your upper arm inserts into your shoulder socket.
What is abduction of the arm?
In general terms, abduction in the anatomical sense is classified as the motion of a limb or appendage away from the midline of the body. In the case of arm abduction, it is the movement of the arms away from the body within the plane of the torso (sagittal plane).
What is shoulder vertical abduction?
The abduction of the arm begins with the arm in a position parallel to the torso and hand in an inferior position, continues with the movement of the arm to a position perpendicular to the torso, and ends with the movement of the arm so that the humerus is raised above the shoulder joint and points straight upward.
What is adductor and abductor?
Your abductor and adductor muscles are in your hips and thighs, working in sync to enable you to move your legs sideways. Your abductor muscles are responsible for moving your leg away from your body’s midline, while the adductors are responsible for moving the leg back towards your body’s midline.
Where is the right adductor?
(Adductor longus at upper right.) In the human body, the adductor longus is a skeletal muscle located in the thigh. One of the adductor muscles of the hip, its main function is to adduct the thigh and it is innervated by the obturator nerve.