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What role do the upward rotation of scapula muscles play in shoulder movement and stability?
The upward rotation of scapula muscles helps to stabilize the shoulder joint and allows for smooth movement of the arm.
What is the difference between the shoulder joint and the shoulder girdle joint?
shoulder gridle is the shoulder complex it consist of 3 joints ie.sternoclavicular jt , acromioclavicular jt, and glenohumeral jt, in shoulder jt there is only glenohumeral jt is considered
How are muscles jointed?
Muscles are not jointed, though the bones they attach to may be. For example, your biceps muscle attaches to both your scapula (shoulder blade) and radius (one of the forearm bones). Contracting the muscle causes the elbow joint to bend.
What is the function of the scapula?
Function of the ScapulaThe scapula is the mobile bone to which most of the shoulder muscles are attached. It is attached to the back by other muscles. It serves as a broad plate for the strong anchoring of muscles of the upper extremity.
How the patella and scapula similar in form and function?
The patella and scapula are similar in form as they are both flat and triangular bones. In terms of function, both bones provide attachment points for muscles that aid in movement: the patella assists in knee extension by increasing the leverage of the quadriceps muscles, while the scapula provides attachment for muscles that move the shoulder joint and stabilize the upper arm.
Why does the scapula shoulder blade have broad surfaces?
The broad surfaces of the scapula provide attachment points for muscles that help stabilize and move the shoulder joint. The large surface area also allows for a greater range of motion in the shoulder.
What is the Job and function of the scapula?
The scapula, also known as the shoulder blade, is a flat bone located on the upper back. Its main function is to provide attachment points for muscles that control shoulder movement, such as the deltoid and rotator cuff muscles. Additionally, the scapula helps stabilize and support the shoulder joint, allowing for a wide range of arm movements.
Is scapula a ball and socket joint in the skeleton?
The scapula is a bone, but the shoulder is an example of a ball and socket joint.
What bone articulates with the clavicle and the humerus at the shoulder?
The Scapula articulates with the humerus and clavicle to make the shoulder socket.
What is the bone in the human body that articulates with the humerus and radius?
The shoulder is composed of the clavicle (collarbone), scapula (shoulder blade) and humerus (upper arm bone). The roof of the shoulder is formed the acromion. The shoulder actually has two joints to facilitate its movement.The acromioclavicular (AC) joint is located between the acromion and clavicle. The glenohumeral joint, or shoulder joint, is a ball-and-socket joint where the top of the humerus (the ball) fits into the glenoid cavity of the scapula (the socket). Muscles, tendons, and ligaments hold these bones together. Articular cartilage covers the surface of the shoulder joint, allowing the bones to glide smoothly and protects and cushions the joints.
The scapula articulates with this bone to form a ball and socket joint at the shoulder?
The scapula articulates with the humerus to form the ball and socket joint at the shoulder, known as the glenohumeral joint. This joint allows for a wide range of motion in the shoulder.
What holds the scapula in place?
The levator scapulae is what raises the scapula. It is a muscle that originates on the transverse processes of c1-c4 and inserts on the medial border and superior angle of the scapula. Any form of well practiced magic can levitate scapulas.
