An Increase in the Concentration of Which of the Following

question 164

Multiple Choice

An increase in the concentration of which of the following within the interstitial space surrounding an arteriole would cause that vessel to constrict?

• A) prostacyclin
• B) nitric oxide
• C) oxygen
• D) adenosine
• E) lactic acid

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Definitions:

Positive Statement

An objective statement based on facts that can be tested and validated, used in contrast to normative statements which express opinions or what ought to be.

Normative Statements

Statements that express opinions, desires, or judgments about what should be, and do not make factual or objective claims.

Positive Statements

Objective statements that can be tested, amended, or rejected by referring to the available evidence.

Normative Statement

A value judgment about what ought to be, expressing opinions or assertions that cannot be tested or verified.