UNIT 14 PSYCHOSOCIAL NEEDS D. Concepts of Cultural Diversity and Spirituality Concepts of Cultural Diversity and Spirituality. 1. Introduction to Cultural Diversity and Spirituality in Nursing Cultural diversity and spirituality are essential concepts in nursing as they impact patient care, communication, treatment outcomes, and holistic well-being. Nurses must be culturally competent and respect spiritual beliefs to provide individualized, patient-centered care. ✅ Used in: Medical-Surgical Nursing, Mental Health Nursing, Palliative Care,