Which positions are played on a men’s field lacrosse team?

A men’s field lacrosse team typically consists of 10 players, who fill the following positions:

• Goalkeeper: The player responsible for defending the goal.1
• Defensemen: Three players who conventionally remain in the defensive half of the field.1
• Midfielders: Three players who are permitted to roam the entire field to support both the offense and defense; one of these players serves as the centre.1
• Attackmen: Three players assigned to the offensive zone who typically stay in the offensive half of the field.12