👉 Serotinous is a medical term that refers to a small, thin, and tightly packed tissue located in the inner ear. It is composed of two layers of nerve cells called sensory neurons, which are responsible for transmitting information from the brain to the ears. The term "serotinous" comes from the Latin word "serotin," which means "to carry." In the context of the human body, serotinous tissue can be found in various locations including the inner ear, and it