The greater tubercle is the most lateral portion of the proximal end of the humerus. It consists of three smooth and flat impressions at the posterosuperior aspect for the attachment of muscles. From superior to inferior, the muscles that attach at these impressions are the: supraspinatus infraspinatus teres minor Remember the muscles attaching to the greater tubercle of the humerus using the following mnemonic! Sally and Ingrid Teach Maths Supraspinatus Infraspinatus Teres Minor The deltoid mus