The key strategy that has worked over the years in the nursing profession entails collaboration of professionals in the field of nursing. It has brought about positive reforms within the health sector such as improved quality care. The benefits accrued because of inter-professional collaboration are immense. They include a reduction in preventable cases of adverse drug reactions among patients, minimised mortality and morbidity rates as well as optimisation of medication dosages (Weiss, Tilin & Morgan, 2014). The registered nurse is an essential professional in the health sector and has contributed several knowledges and expertise to the team. Therefore, the paper will look at the roles of a registered nurse from the various critical elements that form part of the inter-professional collaboration to understand how they conduct their functions about these items. The focus will be placed on the registered nurse as a member of the health team.