Olfactory sentence example
These are known as olfactory filaments or aesthetascs.
It is said that 13,000 such olfactory organs are present on the feeler of a wasp, and 40,000 on the complex antennae of a male cockchafer.
The olfactory perceptive membrane is restricted to the posterior innermost region of the nasal chamber, where it covers a slight bulging-out prominence on the nasal wall.
In addition to the eyes and the olfactory circle on the head scattered tactile papillae are found on the ectoderm.
Beneath the ciliated groove is placed an elongated ganglion (olfactory ganglion) connected by a nerve to the supraintestinal (therefore the primitively dextral) ganglion of the long h, k, m, Stomach.Advertisement
It will be remembered that, according to Spengel, the osphradium of mollusca is definitely and intimately related to the gill-plume or ctenidium, being always placed near the base of that organ; further, Spengel has shown that the nerve-supply of this olfactory organ is always derived from the visceral loop. Accord ingly, the nerve-supply FIG.
Each of the visceral ganglia is connected or combined with an olfactory ganglion underlying an area of specialized epithelium, which constitutes the olfactory organ, the osphradium.
I think the procedure he was speaking about was an olfactory tractotomy.
For example, if you follow a prompt that encourages the use of the sense of smell, the next time you write a short story you may notice that you lack this type of olfactory input.
Owing to the small size of the olfactory lobes the anterior arms of the latter commissure are wanting.Advertisement
The olfactory organ is poorly developed, and it is still a question whether birds possess much power of smell; many are certainly devoid of it.
Limpet, and that of the g ' nerves which pass from the visceral loop of Haliotis to the olfactory patch or osphradium, which lies in immediate relation on the right and on the left side to the right and left gill-plumes (ctenidia) respectively.
Spengel showed that the parabranchia of Gastropods is the typical olfactory organ or osphradium in a highly developed condition.
The Heteropoda are further remarkable for the high development of their cephalic eyes, and for the typical character of their osphradium (Spengel's olfactory organ).
On account of the shortness of the visceral loop and the proximity of the right visceral ganglion to the oesophageal nerve-ring, the nerve to the osphradium and olfactory ganglion is very long.Advertisement
In their simpler condition they are long and many-jointed, the segments bearing numerous olfactory and tactile nerve-endings.
A pair of eyes lie dorsally and behind them is a b closed circlet, often pulled out into various shapes, of modified epidermis, to which an olfactory function has been attributed.
One of the most puzzling features in its structure, and, at the same time, one of the greatest obstacles to the view that it is essentially primitive and not merely a degenerate creature, is the entire absence of the paired organs of special sense, olfactory, optic and auditory, which are so characteristic of the higher vertebrates.
When specialized as bearers of sensory (olfactory or tactile) organs, the rami are generally elongated, many-jointed and flagelliform.
In the great majority of Crustacea the antennules are purely sensory in function and carry numerous " olfactory " hairs.Advertisement
The only other sense-organs are the captacula, which are tactile and olfactory.
Its physiological effects are much more persistent and injurious than sulphuretted hydrogen, producing temporary paralysis of the olfactory nerves and inflammation of the mucous membrane.
The hemispheres are rather elongated and subcylindrical, the olfactory lobes are large and project freely in front of the' hemispheres, and the greater part of the cerebellum is uncovered.
The picture on the cover shows a scanning electron micrograph of sensory neurons from the olfactory epithelium of an adult mouse.
Kendrick KM et al (1997) Formation of olfactory memories mediated by nitric oxide.Advertisement
The family of genes that encode the olfactory receptors responsible for detecting smell provide an extreme example.
Special olfactory or tactile hairs called setae cover the body surface.
In all there are 1000 olfactory genes scattered throughout the genome, evidence of the importance of smell to most mammals.
Since the olfactory tractotomy is considered more invasive, it should probably be a last resort for most pet owners.
Because the olfactory tractotomy is considered more invasive, it should probably be a last resort for most pet owners.
Predators tend to mark their territory with vocal and olfactory means as a way of saying that this area is taken.
Keep a scented candle or other air freshener in a relaxing scent nearby, and use it to give yourself a quick olfactory getaway from the workplace.
While individuals vary in their sleep needs, regular shorting of sleep can lead to sleep deprivation, affecting your mood, reducing cognitive functioning and even affect your olfactory senses.
It is theorized that brain infection is caused by the virus moving from a peripheral location to the brain via two nerves, the olfactory and the trigeminal (largest nerves in the skull).
Incomplete development of the optic (sight) and olfactory (smell) nerves often accompany the brain defects described above.
Limbic system-A group of structures in the brain that includes the hypothalamus, amygdala, olfactory bulbs, and hippocampus.
These segments are abundantly supplied with elongate tooth-like projections connected with nerve-endings probably olfactory in function.