Cross-Nasal Adaptation: Why Your Brain Ignores Smells
Definition and Fundamental Principles of Cross-Nasal Adaptation Cross-Nasal Adaptation, often abbreviated as CNA, is a specialized phenomenon within olfactory science defined as the reduction in sensitivity or perception of an odorant in one nasal passage following the introduction of an adapting stimulus exclusively to the opposite nasal passage. This process involves olfactory acclimation occurring in […]
Olfactory Sensitivity: Measuring the Human Sense of Smell
Conceptual Foundations of the BLAST Olfactometer The human sense of smell, or olfaction, is a complex and highly sensitive sensory system capable of detecting a vast array of chemical compounds at remarkably low concentrations. Despite its physiological importance, the measurement of olfactory sensitivity has historically trailed behind the quantification of other senses such as vision […]