How many bones are in scapula?

How many bones are in scapula?

scapula, also called shoulder blade, either of two large bones of the shoulder girdle in vertebrates.

What attaches to the scapular spine?

The trapezius is attached to the superior lip, and a rough tubercle is generally seen on that portion of the spine which receives the tendon of insertion of the lower part of this muscle. The deltoideus is attached to the whole length of the inferior lip.

What muscle attach to the scapula?

Each scapula has 17 muscles attached to it: 1. Posteriorly, from superficial to deep: trapezius, rhomboid major, rhomboid minor, supraspinatus, infraspinatus, levator scapulae, teres minor, teres major, latissimus dorsi, serratus anterior, and subscapularis. 2.

Where does the arm bone attach to the scapula?

In fact, there are 17 muscles that attach to the scapula. The scapula has a joint that wraps around from the back to the front of the shoulder called the acromion. The acromion is the part of the scapula that attaches to the collar bone and is the only true joint attaching the arm to the body.

What attaches to the medial border of the scapula?

Medial border or margin (Margo medialis) is the medial edge of the scapula and is also called the vetebral border. This area is an attachment point for the rhomboid major, rhomboid minor and serratus anterior muscles.

What is another name for the shoulder blade and what two bones attach to it?

Anatomical terms of bone In anatomy, the scapula (plural scapulae or scapulas), also known as the shoulder bone, shoulder blade, wing bone, speal bone or blade bone, is the bone that connects the humerus (upper arm bone) with the clavicle (collar bone).

What two bones meet at the glenohumeral joint?

The shoulder joint itself known as the Glenohumeral joint, (is a ball and socket articulation between the head of the humerus and the glenoid cavity of the scapula)

What bones are in shoulder?

The shoulder joint is formed where the humerus (upper arm bone) fits into the scapula (shoulder blade), like a ball and socket. Other important bones in the shoulder include: The acromion is a bony projection off the scapula. The clavicle (collarbone) meets the acromion in the acromioclavicular joint.

How many muscles attach to the scapula?

There is a total of 17 muscles connected to the scapula, 11 of which originate from it, whereas 6 others have it as a point of insertion.

What is the clavicle and scapula?

The clavicles, or collarbones, are a pair of long bones that connect the scapula to the sternum. The name clavicle comes from the Latin word for “little key” and describes the shape of the clavicle as an old-fashioned skeleton key. The clavicle is one of the most commonly broken bones in the human body.

What does the scapula do?

The primary function of the scapula is to attach the upper arm to the thorax, or trunk of the body.