Glossary O

Open-circuit spirometry refers to indirect calorimetry procedure in which either inspired or expired ventilation is measured and oxygen consumption and carbon dioxide production are calculated.
Open-class word refers to a word, such as a noun, a verb, or an adjective, that plays a primary role in the meaning of a sentence. Open-class words, moreover is a word from the categories of noun, verb, adjective, adverb which is labeled "open class" because new nouns, verbs, adjectives, and adverbs can readily be coined and added to the language . Please see also Closed-class word. Please see also Content word
Open-ended interview refers to an interview in which persons are allowed to freely state their views.
Open-ended question refers to a survey question that allows respondents to freely structure their answers. In interviewing, Open-ended question is a question that often cannot be answered specifically. Such questions require the interviewee to produce something spontaneously.

Open-mindedness means freedom from fixed preconceptions and an attitude of open receptivity to what the client is expressing. Open-mindedness is one of the eight (8) critical attitudes.
Openness to experience people high on this dimension tends to have a vivid imagination and dream life, appreciation of art, and a strong desire to try anything once
Operant means producing an effect; the initially voluntary act that becomes more or less probable of occurring depending on the consequence that it produces.

Operant behavior is defined as a behavior that is emitted by an organism rather than elicited by a known stimulus; a class of emitted responses that result in certain consequences; these consequences, in turn, affect the future probability or strength of those responses. Moreover, Operant behavior is a behavior emitted spontaneously or voluntarily that operates on the environment to change it

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