Which term refers to normal breathing patterns?

Eupnea specifically refers to normal, unlabored breathing patterns that occur at a rate that is considered typical for an individual at rest. In a healthy adult, eupnea typically ranges from 12 to 20 breaths per minute. This term encompasses both the depth and the rhythm of breathing that does not require effort and is comfortable for the individual.

The other terms represent variations in breathing patterns and are not indicative of normalcy. Dysapnea, for instance, relates to difficult or labored breathing, which can signal an underlying issue. Hyperpnea refers to an increase in the depth and rate of breathing, often occurring during exertion or in response to certain physiological needs. Apnea indicates a temporary cessation of breathing, which is a significant deviation from a normal breathing pattern. Understanding these terms helps in assessing respiratory function and identifying potential respiratory conditions.