Pectoralis Minor Origin And Insertion

A simple and straight forward presentation of its attachments and function with application to yoga. Anterior surfaces of the third to fifth ribs.

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Origin and insertion the pectoralis minor muscle arises as 3 separate heads from the anterior surface of the 3rd 4th and 5th ribs near the corresponding costal cartilages as well as the fascia overlying the adjacent intercostal muscles found in the intercostal spaces.

Pectoralis minor origin and insertion. The pectoralis minor is triangular in shape and is located under the pectoralis major and both form the anterior wall of the axilla. The pectoralis minor muscle is the muscle of the month. Pectoralis minor shown in red.

Part or all of the tendon may transverse this process and continue into the coracoacromial ligament. Muscle anatomy of the pectoralis minor. Third to fifth ribs near the costochondral junction.

Via a tendon to the medial aspect of the coracoid process of the scapula. Muscle anatomy of the pectoralis major. 3 4 5 ribs.

The shortened tight muscle can be easily palpated there. The pectoralis minor muscle originates from the front surfaces of the third fourth and fifth ribs on each side of the rib cage. Medial and upper surface of coracoid process of scapula.

Anterior view right side anterior view of origin and insertion right side. Scapula protraction depression of the scapula. Anterior surface of the medial half of the clavicle insertion.

Flexion adduction and internal rotation of the arm at shoulder innervation. Muscles origin muscles insertion musclesaction and muscles nerve supply in this video you will learn about upper limb muscle anatomy in hindi upper limb muscles pectoralis muscles. Lateral lip of the bicipital groove of the humerus and anterior lip of the deltoid tuberosity actions.

It is also located close in relation to the brachial plexus and both the subclavian artery and vein which all run between the muscle and the rib cage. Pectoralis minor muscle shown in red. Medial border and superior surface of the coracoid process of the scapula.

Lateral half of the first six divisions of the body of the sternum and sometimes the xiphoid process insertion. The bone shown in blue is the shoulder blade. Elevates ribs if scapula fixed protracts scapula assistsserratus anterior.

From these three locations the muscle extends up the chest and. Medial pectoral nerve c8 t1 from medial cord and lateral pectoral nerve c5 c6 c7 from lateral cord. Ventral border of the bicipital groove at the proximal end of humerus nerve.

Pectoralis Major Muscle Attachments And Actions Related To Yoga