The document discusses communication in nursing. It aims to define communication, list the channels and levels of communication in nursing, and understand factors influencing communication and techniques for therapeutic communication. Specific objectives include defining communication, understanding purposes of communication in nursing systems, barriers to communication, and addressing impaired verbal communication. Communication is defined as the exchange of information between individuals and is the foundation of nurse-patient interactions. Channels of communication include verbal, non-verbal, and written forms. Factors like developmental level and sociocultural differences can influence communication.