Causes. Sometimes doctors can't find a reason for high blood pressure in the lungs. In that case, the condition is called idiopathic pulmonary hypertension. Genes may play a role in why some people get it.
Conversation analysis is the study of talk-in-interaction. It is a methodological approach. that grew out of phenomenology and ethnomethodology and is concerned with. uncovering the rules and structures of everyday, mundane social actions as captured. through verbal (and nonverbal) interactions.
Idea analysis -- involves a closer evaluation of the product concept. Market research and concept studies are undertaken to determine if the idea is feasible or within a relevant business context to the company or to the consumer.