Pediatric Nursing Chapter := 3 the sick child. Selected key terms. 1) Feelings and emotions or less are called what? Ans:= Apathic 2) Define/ Explain Trends: A tendency to move in any particular direction is called a trend.New changes or changes in pediatric nursing as new trendsis thrown away. 3) Explain/Define Concept A new idea or thought given by any person is called a concept. 4) Explain/Define Rooming in Rooming