<prompt> All are contents of axilla, exceptAxillary tail of breastAxillary vesselsAxillary sheathRoots of brachial plexus  <response>: AXILLA: Is a pyramidal space situated between the upper pa of the arm and the chest wall. CONTENTS: 1Axillary aery and its branches. 2Axillary vein and its tributaries. 3Infraclavicular pa of the brachial plexuses. 4Five groups of axillary lymph nodes and the associated lymphatics. 5The long thoracic and intercostobrachial nerves. 6Axillary fat and aerolar tissue in which the other contents are embedded. REF: BD Chaurasia 7th edition page no:50. 