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.
conversational exchanges or written texts. It follows that discourse analysis is also concerned with language use in social contexts, and in particular with interaction or dialogue between speakers. Discourse analysis does not presuppose a bias towards the study of either spoken or written language. In fact, the monolithic character of the categories of speech and writing is increasingly being challenged, especially as. the gaze of analysts turns to multi-media texts and practices on the Internet.