title: Infraglenoid tubercle
text: # Infraglenoid tubercle
  
  The infraglenoid tubercle is the part of the scapula from which the long head of the triceps brachii muscle originates. The infraglenoid tubercle is a tubercle located on the lateral part of the scapula, inferior to (below) the glenoid cavity. The name infraglenoid tubercle refers to its location below the glenoid cavity.
  
  ## Function
  
  The infraglenoid tubercle is the origin of the long head of the triceps brachii muscle. It helps to stabilise the muscle origin.
  
  ## Additional images
  
  * Left scapula. Infraglenoid tubercle shown in red.
  * Animation. Infraglenoid tubercle shown in red.
  * Lateral view of left scapula. Infraglenoid tubercle shown in red.
  * Anterior surface of left scapula. Infraglenoid tubercle is "11"
  * Anterior surface of left scapula. Infraglenoid tubercle shown in red.
  