Pectoralis Minor Action

This action is important in activities such as climbing. When the two muscle works together pure protraction without rotation is produced.

The Pectoralis Minor

The primary actions of this muscle include the stabilization depression abduction or protraction internal rotation and downward rotation of the scapula.

Pectoralis minor action

. Acting together with the of latissimus dorsi muscle the pectoralis major muscle pulls the trunk forwards or upwards when its humeral attachment is fixed. If the muscle is strained or gets too tight it can compress these. However it is important to note that the nerves as well as the arteries and veins that feed the arm all run beneath this muscle.

When acting from the humeral attachment the pectoralis major muscle also facilitates the. This is achieved through stabilizing the arms on a high surface like a counter top. The act of pushing open a door requires use of the pectoralis minor muscle.

It is triangular serves the purpose of pushing the scapula forward as well as downwards. The pectoralis minor muscle doesnt necessarily get injured. The pectoralis minor is a thin muscle located near the top of the chest.

It works together with Serratus anterior muscle which protracts and rotates the scapula upwards. It can also help with inspiration when the insertion coracoid process is fixed. Coracoid process of scapula medial border of superior surface abduction protraction.

It elevates the ribs for deep inspiration when the pectoral girdle is. In this episode Leslie Sa. Attachments of Pectoralis Minor Muscle.

Pectoralis Minor Action The pectoralis minor action is to internally rotate and anteriorly tilt the scapula. The main action of the pectoralis minor muscle is to move the scapula or shoulder blade. Use your time efficiently and maximize your retention of key facts and definitions with study sets created by other students studying Pectoralis Minor Action.

When the ribs are immobilized this muscle brings the scapula forward and when the scapula is fixed it lifts up the rib cage. In Neurokinetic therapy NKT pectoralis minor is considered the king of compensation as it tends to be overactive for an inhibited or under active Serratus anterior. The primary actions of this muscle include the stabilization depression abduction or protraction upward tilt and downward rotation of the scapula.

Portable and easy to use Pectoralis Minor Action study sets help you review the information and examples you need to succeed in the time you have available. Pectoralis minor is a tonic muscle that tends to be overactive and prone to tightness. What is the action of pectoralis minor.

Thereof what action does the pectoralis minor perform. There are two parallel pectoralis minor muscles one on each side of the sternum. Additionally since the pectoralis minor muscle originates from the third through fifth ribs it also.

It is situated close to the pectoralis major which is found above the minor muscle. The Pectoralis Minor is the smallest muscle of the two pectoral chest muscles. Both pectoralis muscles work with the serratus anterior muscles to create a.

Abterior surface of ribs 345 near costal cartilages. Position arm with the hand behind the ba. Anterior surfaces of the sternal ends of ribs 3-5.

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