The Olfactory Apparatus
A group of organs used to smell
Gustation
The action of tasting
What percent of tasting is smell
75%
Do men or women have a stronger sense of smell
Women
A dog has how many olfactory receptors in their nose
300 million
Nasal Cavity
An air-filled space inside the nose and above and behind the nostrils
Taste Receptor Cells
They contain sensory nerve fibers that bind with food
Anosmia
A condition where people lose the ability to smell
How we smell best
Several short sniffs
Dogs can identify any type of twin by their smell
false, identical twins smell the same
Olfactory Nerve
Delivers Olfactory data to the brain
Taste Buds
Contain taste receptors
Smells are usually lighter than air
False
Everyone has a ______ odor, like fingerprints
unique
What is it called when a dog can smell separately in each nostril
smelling in stereo
Chemoreceptor
A cell responsive to chemical stimuli
Papillae
Bumpy structures that contain taste buds
The percent of people who can imagine a smell
0, nobody can
Moths can't smell at all
False, they can identify a single molecule among others by smell
Where do dogs exhale from
The slits on their nose
Olfactory Membrane
Special tissue inside of nasal cavity involved in smell
Sensory Fibers
Microscopic hairs that bind to food molecules and begin the process of transduction
How do you get a sensitive nose
Genetics
Dog can smell _________ tumors in people
cancerous
How many more times powerful is the dogs part of brain devoted to analyzing smells
40 times