Definition of "vomeronasal" []

• Of, pertaining to, or situated near the vomer bone between the nose and the mouth (adjective)

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• "Their work, appearing this week in the journal Nature, indicates that defects in this organ, known as the vomeronasal organ, lead female mice to adopt male behaviors such as mounting and pelvic thrusting while abandoning female behaviors such as nesting and nursing."
• "But this is how the theory goes: The pheromone system starts with nerve cells in a pair of tiny, cigar-shaped sacs called the vomeronasal organ (VNO), where the signals are first picked up (see Figure 10.1)."
• "When a cat or mouse senses the chemical compounds secreted by other animals, it activates a special sensor in the nose called the vomeronasal organ."