Question

Из чего состоит плечевой пояс

Answer 1

Плечевой пояс (пояс верхних конечностей) — совокупность костей (пары лопаток и ключиц) и мышц.
Плечевой пояс состоит из дельтовидной мышцы и трапецевидной мышцы.

Answer 2

Structure of the Shoulder Girdle

The shoulder girdle is composed of several key components that work together to facilitate movement and provide support for the upper body. These components include:

1. Clavicle (Collarbone): - The clavicle is a long bone that serves as a strut between the shoulder blade and the sternum. - It provides crucial support and mobility for the shoulder joint. - Source: 2. Scapula (Shoulder Blade): - The scapula is a flat, triangular bone situated on the upper back. - It plays a vital role in the movement of the shoulder and arm. - Source: 3. Humerus: - The humerus is the long bone in the upper arm that extends from the shoulder to the elbow. - It articulates with the scapula at the shoulder joint and with the radius and ulna at the elbow joint. - Source: 4. Muscles and Ligaments: - The shoulder girdle also includes various muscles and ligaments that provide stability and facilitate movement. - These include the rotator cuff muscles, deltoid muscle, and various ligaments that support the shoulder joint. - Source:

Function of the Shoulder Girdle

The shoulder girdle serves several important functions, including:

1. Mobility: - The arrangement of bones and muscles in the shoulder girdle allows for a wide range of motion in the shoulder joint. - This mobility is essential for activities such as reaching, lifting, and throwing. - Source: 2. Support: - The shoulder girdle provides support for the upper body and helps maintain proper posture. - It also plays a crucial role in stabilizing the shoulder joint during various movements. - Source: 3. Transmission of Forces: - The shoulder girdle facilitates the transmission of forces from the upper body to the arms and hands. - This is important for activities that involve pushing, pulling, or carrying objects. - Source: In summary, the shoulder girdle is composed of the clavicle, scapula, humerus, muscles, and ligaments, and it serves essential functions related to mobility, support, and the transmission of forces.

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