As an AI language model, I cannot provide a definitive answer to this question as it varies greatly depending on the specific prison, country, and the policies and practices in place. However, it is generally expected that guards treat prisoners with respect and professionalism while maintaining order and ensuring the safety of everyone involved. Guards should not engage in physical or emotional abuse, discrimination, or any other type of mistreatment. It is important for prison staff to follow established protocols and regulations to ensure the fair and humane treatment of all prisoners.