5 thoughts on “What are the functions of the dog's nose?”

  1. The special feature of the dog's nose is that it has a lot of smell cells (such as a shepherd dog's nasal mucosa, and human olfactory cells are only about 500). The front end of its nose There are many protrusions and mucosal tissues on the top of the bare hair, which can often secrete mucus to moisturize the olfactory cells. When the dog is balancing, the external airflow will stimulate the olfactory cells by the surface of the cell tissue immersed in the mucus and pass the signal to the olfactory ball of the brain center. The number and quality of the dog's olfactory cells are better than other animals, so the ability to identify various odors is much stronger than other animals.

  2. The special purpose of the dog's nose is that it has a lot of smell cells (such as a shepherd dog's nasal mucosa, and human olfactory cells are only about 500). The bare and hairless part also has many protrusions and mucosal tissues on it, which can often secrete mucus to moisturize the olfactory cells. When the dog is balancing, the external airflow will stimulate the olfactory cells by the surface of the cell tissue immersed in the mucus and pass the signal to the olfactory ball of the brain center. The number and quality of the dog's olfactory cells are better than other animals, so the ability to identify various odors is much stronger than other animals.

  3. Dogs (Latin Canis Lupus) belong to the spine, vertebrates, lactal gates, mammals, real beast subclase, carnivorous eyes, split feet, and canine animals. Chinese is also known as "dogs", and dogs are distributed around the world. Dogs and horses, cattle, sheep, pigs, and chickens are called "six beasts". Some scientists believe that dogs are domesticated from early humans from the ash wolf, and the domestication time is 40,000 years ago to 15,000 years ago. Known as "the most loyal friend of human beings", it is the pet with the highest breeding rate, and its life span is about 12-18 years [1]. In Chinese culture, dogs are one of the zodiac signs and 11th among the zodiac signs.

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