Spirit is the reflection of the brain on the objective material world. Nutrition is maintenance, recuperation, and maintenance of life. Therefore, the quality of spirit and nutrition is directly related to the behavior and development of various creatures. Then in dog

 How is it reflected in the body?

Toy Manchester Dog

Healthy dogs are lively, energetic, and agile. The eyes are full of spirit, and the ears often turn with the sound. Even when sleeping, he is always alert. When he hears a slight movement, he listens sideways, and his eyes are fixed on the direction of movement, showing a very smart mental state.

If the dog's eyes are dull or half-closed, unwilling to move, like to lie still, the ears are sluggish or unresponsive to external stimuli, the expression is indifferent, or even lethargic. A state of neurological depression, called mental depression or coma. Some sick dogs are excited and restless, run around indoors and outdoors, and panic. Screaming loudly, often walking aimlessly, turning in circles, and even biting various objects, etc., such a mental state is called mental excitement or mania. Both of the above-mentioned mental states are abnormal mental manifestations.

To determine whether the dog's nutritional status is good or bad, mainly observe the fat condition and coat. Healthy dogs should be moderately fat and thin, with plump and strong muscles; the coat is smooth and shiny, giving people a sense of comfort after looking at them. If the dog's body is thin, the muscles are slack and weak, the coat is rough and dull, scorched, and the tail hair is upside down, etc., it is usually a manifestation of parasitic diseases, skin diseases, chronic digestive tract diseases or certain infectious diseases.