The Sense of Smell in Animals
نویسندگان
چکیده
منابع مشابه
Unraveling the Sense of Smell
The subject of my lecture is the sense of smell, one of the five senses through which we perceive the world. Through the sense of smell, humans and other mammals can perceive a vast number and variety of chemicals in the external world. It is estimated that humans can sense as many as 10,000 to 100,000 chemicals as having a distinct odor. All of these “odorants” are small, volatile molecules. H...
متن کامل[The sense of smell in daily life].
An intact olfactory system affects all areas of life including the creation of new life, partner selection, daily hygiene, food intake, and the perception of danger from gas and smoke. The olfactory system is most effective from adolescence to middle age. With advancing age the regeneration of olfactory receptor cells decreases, often resulting in an increasing loss of smell. Functional anosmia...
متن کاملThe Smell, that Forgotten Sense
A single particle of a certain fragrance is able to open the appetite, announce danger, arouse sexual desire, evoke the most remote sensations, and recall experiences and/or emotions of the distant past. But speaking of odors, it is interesting to say that each being has the genes that code the receptors of their smell and those that code for the odors emanating from their body. The genetic var...
متن کاملCircadian Rhythms: Timing the Sense of Smell
It is well established that Drosophila olfaction is under circadian control, yet the mechanisms underlying this temporal regulation have remained elusive. The kinase GPRK2 has now been identified as a critical link between the circadian clock and olfactory responses.
متن کاملUnraveling the sense of smell (Nobel lecture).
I was born in 1947 in Seattle, Washington, a city surrounded by mountains, forests, and the sea. My mother was the daughter of Swedish immigrants who had come to the US in the late nineteenth century while my father s family had Irish roots on one side and ancestors extending back to the American Revolution on the other. I was the second of three children, all girls. My mother was a homemaker w...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 1873
ISSN: 0028-0836,1476-4687
DOI: 10.1038/007360d0