Exam 5: Sensation and Perception

Haptic experiences are the result of:

Avalon spends a minute staring directly at a light that activates her L cones.According to opponent-process theory,what color should she see at the center of her vision when she turns away from the light and looks at a blank white wall?

You are asked to participate in an experiment to see if people can detect very subtle emotional expressions on other people's faces.However,sometimes the image the experimenter shows you is blurry,and it is hard to distinguish whether or not you see an emotional expression.You decide that you will respond by indicating you have detected an emotion in a person's face,even when you are unsure.According to Signal Detection Theory,which of the following two outcomes are you most likely to have?

Temporal coding encodes ________ sounds,while place coding encodes ________ sounds.

The taste sensation of umami is a result of the detection of ________,which is a naturally occurring substance found in foods such as meat,some cheeses,and mushrooms.

In visual processing,ventral is to dorsal as:

Cognitive factors,including ________,can close the neural gate in the spinal cord that allows the signals of pain to be sent to the brain.

In smell,________ are chemicals released by animals that cause physiological and behavioral effects on other members of the same species.

Cordelia is massaging her shoulders to rid herself of a tension headache.According to gate control theory,the massage should:

You wake up feeling disoriented after a long sleep.When you open your eyes,a scene emerges before you.You cannot tell if you are looking at a scene of toy cars driving around a miniature city or if you are on top of a building looking down at real cars driving around an actual city.This illusion occurs because of a lack of what?

According to gate control theory,pain:

Days after breaking his nose in a football game,Ben still perceives a dull pain in his nose.The dull ache travels along ________ pain fibers,which are ________.

The optic nerve is composed of axons of:

A scientist is studying how cells develop into organs.This process is similar to:

Which of the following statements best describes the path of optic nerve impulses in the brain?

Trichromatic theory best explains ________ ,while opponent-process theory best explains ________.

Rachel was in an auto accident and now has a form of object agnosia.She has perfectly accurate 20/20 vision,but she cannot recognize the differences between animals when she sees them.For example,she cannot tell the difference between a giraffe and a zebra.Joel has a degenerative illness that has affected his retinae but is otherwise normal in all of his mental functioning.Which of the following statements is most accurate?

Which of the following characteristics is NOT a basic quality of taste?

An expert at wine discrimination can tell the differences among hundreds of different wines.Which of the following is likely to be the most developed in such a person?

In the Ponzo illusion,cues to size and to distance conflict.The fact that an illusion of size is created suggests that: