Question 1

Sound vibrations make waves in the fluid inside the cochlea.These waves in the fluid are detected in the cochlea by

Accepted Answer

A)  ossicles. 
B)  hair cells. 
C)  pinnas. 
D)  umami cells.

Question 2

The afterimages you have seen after the "flash" of a flashbulb are a result of the visual pigments in the retina

Accepted Answer

A)  recombining. 
B)  multiplying. 
C)  bleaching. 
D)  becoming more sensitive.

Question 3

Regarding the sense of touch, which of the following statements is FALSE?

Accepted Answer

A)  Free nerve endings alone can produce all five sensations. 
B)  Merkel's disks sense warm and cold. 
C)  Pacinian corpuscles sense pressure and vibration. 
D)  The feeling of being touched is likely made up of a combination of varying degrees of activity in all of the skin receptors.

Question 4

A light-sensitive visual pigment called iodopsin is found in the

Accepted Answer

A)  cones. 
B)  rods. 
C)  cornea. 
D)  iris.

Question 5

The part of the eye where the optic nerve leaves the eye is called the

Accepted Answer

A)  lens. 
B)  retina. 
C)  blind spot. 
D)  pupil.

Question 6

In one study, participants said that a $90 wine tasted better than a $10 wine, although the participants had really tasted the same wine.The participants' functional MRI images showed that the pleasure areas of their brains were

Accepted Answer

A)  more active when they were told they were tasting the "$10 wine." 
B)  more active when they were told they were tasting the "$90 wine." 
C)  equally active when both the "$90" and the "$10" wines were tasted. 
D)  not active when either bottle of wine was tasted.

Question 7

When you are driving in a car, road signs on the edge of the road seem to move past you faster than the houses and buildings in the distance.This is called

Accepted Answer

A)  aerial perspective. 
B)  linear perspective. 
C)  relative size. 
D)  relative motion.

Question 8

The sense of taste is referred to as

Accepted Answer

A)  olfaction. 
B)  gustation. 
C)  the vestibular sense. 
D)  the somesthetic sense.

Question 9

The primary function of the senses is to act as devices that convert one kind of energy into another, which are referred to as

Accepted Answer

A)  visual adapters. 
B)  biological assimilators. 
C)  phosphenes. 
D)  biological transducers.

Question 10

Which of the following is an evolutionary explanation for the development of motion sickness?

Accepted Answer

A)  Poisons disturb the vestibulary and vision systems, resulting in nausea and vomiting to expel the poison. 
B)  When humans evolved, the vestibular senses became less important, thereby degenerating. 
C)  The brain developed an increased capacity for thought, thereby taking over some of the cortex previously used for perception of motion. 
D)  Man evolved on land and has not developed a complex three-dimensional sense of motion that sea-born creatures have.

Question 11

In the Ames room, people appear to grow larger or smaller as they walk from one side of the room to the other because

Accepted Answer

A)  retinal disparity occurs and causes motion parallax. 
B)  the room illustrates the reversibility of figure-ground objects. 
C)  accommodation cannot be maintained with movement by the people. 
D)  the observer's perceptual construction of the room is based on the assumption that the room is square.

Question 12

The external, or visible, part of the ear is called the

Accepted Answer

A)  cochlea. 
B)  pinna. 
C)  inner ear. 
D)  tympanic membrane.

Question 13

When listening to your professor's lecture, interpreting the meaning of the professor's words is an example of

Accepted Answer

A)  perception. 
B)  sensation. 
C)  assimilation. 
D)  accommodation.

Question 14

Which of the following would be good advice to help a person to minimize motion sickness?

Accepted Answer

A)  Move your head from side to side. 
B)  Sit up straight, do not lie down. 
C)  Fix your vision on a distant immobile object. 
D)  Breathe rapidly in short breaths.

Question 15

Taking a fresh look and paying attention to those sensations that were previously ignored is known as

Accepted Answer

A)  divergent thinking. 
B)  dishabituation. 
C)  convergent thinking. 
D)  habituation.

Question 16

In judging distances within four feet of the eyes, we rely on changes in the sensations of the muscles attached to each lens, a process known as

Accepted Answer

A)  retinal disparity. 
B)  texture gradient. 
C)  accommodation. 
D)  linear perspective.

Question 17

Which theory of color vision explains that each of the cones in the retina contains a different type of iodopsin that breaks down when struck by light, triggers action potentials, and sends neural messages to the brain?

Accepted Answer

A)  opponent-process theory. 
B)  trichromatic theory. 
C)  three-opponent theory. 
D)  stage primary theory.

Question 18

Regarding modern parapsychology studies, which of the following statements is FALSE?

Accepted Answer

A)  Modern parapsychologists still do not consider double-blind experiments and the replication of experiments to be important. 
B)  Modern parapsychologists have improved security and accuracy in their record keeping. 
C)  In the last 10 years, hundreds of experiments have been reported in parapsychological journals with many of them seeming to support the existence of psi abilities. 
D)  For every parapsychology study with positive results, there are many others that fail and are never published.

Question 19

Regarding olfaction, which of the following statements is FALSE?

Accepted Answer

A)  Humans carry genes for about 1,000 types of smell receptors, but only about 400 of them are actually expressed. 
B)  Humans can detect at least 10,000 different odors. 
C)  The loss of sensitivity to a specific type of odor is known as aphasia. 
D)  Specific shapes of molecules have been found to produce different odors, such as floral, camphoric, musky, minty, and etherish.

Question 20

Hyperopia is the condition of the eyes in which the person cannot

Accepted Answer

A)  focus on distant objects. 
B)  see very well in dim illumination. 
C)  focus on objects near the eyes. 
D)  see clearly because the lens is pigmented.

Exam 4: Sensation and Perception.