Exam 15: The Chemical Senses

The _______ is most likely involved perceiving overlapping odors, such as "coffee" "French toast" and "bacon."

"Across-fiber patterns" is another name for

A fifth basic taste discovered many years after the other four is

Flavor is the impression a person gets from

When Doty told a participant the correct label for an odor initially described as "fishy-goaty-oily," the participant transformed the smell into the perception of

When presented with a common odor like banana or motor oil, participants can identify the odor approximately _____% of the time.

Areas on the tongue covered primarily with filiform papillae are similar to ______ in vision.

Octanoic acid and octanol differ in molecular structure by one oxygen molecule. When smelling these substances,

Which of the following compounds had the same flavor whether or not the person's nose was clamped to prevent olfaction?

The _____ papillae are mushroom-shaped and found on the tip and sides of the tongue.

Olfactory signals from the thalamus project to

Olfactory transduction occurs at

Which of the following tastes do newborns NOT react to?

Eliminating the receptor for bitter tastes results in

The substance amiloride

Finding the neural code for odor molecules

Discuss how "top-down" processing is involved in odor perception; form both a behavioral and physiological approach.

The axons of the olfactory sensory neurons project to the ___________ in the brain.

The senses of ____________ are referred to as the gatekeepers.

In one study males were asked to rate the scent of a t-shirt worn by a woman three nights during ovulation or three nights when not in ovulation. Discuss the results of this study and relate them to reproductive fertility and the human ability to sense phermones.