Anatom3DClavicular part of pectoralis major
Pars clavicularis musculi pectoralis majoris · Klíčková část velkého prsního svalu
Muscles
Looks like
The upper head of the chest muscle, starting from the inner half of the collarbone and joining the rest at the upper arm.
What it does
Raises the arm forward and pulls it across the body.
Keeping it well
Trained by incline pressing; stretched by opening the arms in a doorway. Powered by the lateral pectoral nerve.