FPGEE for National Association of Boards of Pharmacy (NABP) Practice Exam 2026 - Free NABP Practice Questions and Study Guide

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What does acapnia refer to?

A condition with too much carbon dioxide

A condition with too little carbon dioxide

Acapnia refers to a state of having too little carbon dioxide in the bloodstream. This condition typically occurs as a result of hyperventilation, where excessive breathing decreases the carbon dioxide levels as it is expelled from the body faster than it can be produced. Maintaining the appropriate level of carbon dioxide is essential for various physiological processes, including the regulation of blood pH and the proper functioning of respiratory and metabolic systems. When carbon dioxide levels drop significantly, it can lead to respiratory alkalosis and can cause symptoms such as dizziness and muscle cramps. Understanding acapnia helps in recognizing the body's needs during various states of respiratory function.

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A type of respiratory failure

A form of hyperventilation

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