Origin
1st to 9th ribs.
Insertion
Scapula
Blood supply
Thoracodorsal artery, lateral thoracic artery.
Nerve supply
Long thoracic nerve.
Action
The serratus anterior muscle is responsible for upward rotation of the scapula. It helps in the process of respiration.
Disease/Injury
Overuse of the serratus anterior muscle can injure it giving rise to severe pain, especially during respiration.
Muscle Exercise
The serratus anterior can be strengthened by boxing a punching bag.
Interesting facts
The serratus anterior is also known as ‘boxer’s muscle.’
