summary Subclavian.A First part: Second part: Third part: >Vetebral a. >Costocervical Trunk >Dorsal Scapular a. .Superior intercostal a. >Internal Thoracic a. .Deep cervical a. .Inferior Thyroid a. >Thyrocervical Trunk .Suprascapular a .Cervicodorsal trunk .Inferior Thyroid a.➢Vetebral a. ➢Internal Thoracic a. ➢Thyrocervical Trunk First part: ➢Costocervical Trunk Subclavian. A Second part: Third part: •Suprascapular a •Cervicodorsal trunk •Inferior Thyroid a. •Superior intercostal a. •Deep cervical a. •Inferior Thyroid a. ➢Dorsal Scapular a. summary