CHEMICAL SENSES pt.3 Flashcards
Olfactory Nerves (axons of ORNS) goes to what part of the brain?
Olfactory bulb
Axons of ORNs and dendrites of olfactory bulb neurons form clusers called what?
glomeruli (grouped together according to receptor type)
one pathway goes to the primary olfactory cortex (______ cortex) in temporal lobe, and then secodnary olfactory cortex (________ cortex)
Piriform, Orbitofrontal
What are some factors effecting threshold in smell
Age, smoking, menstrul cycle, and individual differences
What is “Aromachology’
study of the influence of smells on behaviour, mood, and emotion
Why does Rene Maurice claim that essential oils can produce effects
because he burnt his hand and placed it in lavender oil, he noticed healing
can essential oils change anything like your RT?
no, if anything, its a placabo
rats were placed in a stressful situation, but when they inhaled ______, white blood cells returned back to normal
Linalool
What is the Proust effect?
certain odourants trigger autobiographical memories
What are Pheromones?
chemicals secreted by animals that transmit information to others of the same species
Pheromones are detected by what organ?
Vomeronasal organ (VNO)
Androstenol is secreted in humsn sweat and is the sex attractant for pigs, what have studues found on this smell?
males smelling it while viewing photos of females rated them more sexually attractive
“Musk” is similar to human testosterone, is there any proof that this can attract sex?
no there isnt
Androstadienone is present in sweat in men, does this effect womens mood?
improved womens mood, but only when men were present
