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7 Μαρ 2024 · Anatomy, bony landmarks and function of the humerus. The deltoid tuberosity is a prominent rough triangular area located at approximately the mid-point of the lateral aspect of the shaft of the humerus. It serves as the distal attachment site for the deltoid muscle.
- Deltoid Muscle
The deltoid is a large shoulder muscle and its principal...
- Deltoid Muscle
30 Οκτ 2023 · The deltoid is a large shoulder muscle and its principal abductor. Learn about its anatomy, innervation, function and more at Kenhub!
25 Οκτ 2024 · The bands merge together as they approach the insertion point on the deltoid tuberosity of the humerus. The deltoid has three distinct functions that correspond to the three bands of muscle fibers. Contraction of the anterior fibers flexes and medially rotates the arm by pulling the humerus towards the clavicle.
14 Δεκ 2023 · Deltoid Muscle Anatomy and Function. The deltoid muscle is the main muscle of the shoulder. A triangle-shaped muscle, it helps move your upper arm and stabilizes the shoulder joint. The deltoid connects to the clavicle (collarbone), spine of the scapula (shoulder blade), and humerus (upper arm bone).
30 Ιαν 2024 · The deltoid distally attaches to the deltoid tuberosity of the humerus. Function. When the 3 parts of the deltoid contract simultaneously, the muscle can assist in abducting the arm past 15°. The deltoid cannot initiate abduction because it contracts parallel to the humeral axis.
Function. An important function of the deltoid is the stabilisation of the shoulder joint preventing subluxation or even dislocation of the head of the humerus, particularly when carrying a load. Deltoid is the prime mover of shoulder abduction. All heads of the deltoid work together to produce abduction of the Shoulder Joint.
9 Οκτ 2022 · The deltoid is an intrinsic muscle of the shoulder region. It is shaped like an inverted triangle and can be divided into three parts (anterior, middle and posterior). Attachments: Originates from the lateral third of the clavicle, the acromion and the spine of the scapula.
