Dog smell
A dog's nasal mucosa long above there are many olfactory cells,
such as a shepherd on the nasal mucosa, there were 220 million olfactory
cells in the nasal cavity in the area of accounting for 150 square
centimeters, and the human olfactory cells only 5,000,000, so the
dog's sense of smell is much more sensitive than humans. The dog's
nasal mucosa and mucosal surface of the nose art organizations,
often dense sticky secretion to moisten olfactory cells, it can
put all kinds of smells spread through the olfactory nerve brain.
Otherwise, the dog will be malfunctioning nose.
A dog's sense of smell is mainly manifested in two ways, one of
the sensitivity of the odor, and the other is the ability to identify
the smell. It olfactory sensitivity, according to the head of the
animal. On acid sensitivity to tens of thousands of times higher
than human beings. Dog's sense of smell the feelings of the organ
called the olfactory mucosa, located in the upper nasal cavity,
the surface there are many folds, and its area of about four times
the human, olfactory mucosa cells within the olfactory receptor
is a real sense of smell, some more than 200 million, 40 times that
of human. the dog's ability to identify smells very strong, and
can sniff out a lot of odor in a particular taste, it found that
the ability to smell is one million human beings and even 10 million
times, the ability to distinguish between odors 1000 times more
than people. dogs can distinguish 100,000 kinds of or more different
scents, which according to the sense of smell to identify the owner
of information, identification of similar gender, estrus, and mother
of Aberdeen identification, to identify the road, bearings and so
on. dogs understand and identify the things, the first sniffed a
few times before making a decision. In case of total strangers around
him to turn olfactory its taste. sometimes horrified people. and
it is in accordance with the flavor of the corner when you can know,
who come from, where. the people on the ability to use it for human
services. |
Funny dogs 
