Question 1

The ability to identify the source, or type, of odor

Accepted Answer

A)  is limited by people's inability to distinguish one odor from another. 
B)  is improved by providing such cues as the source's color. 
C)  improves significantly with practice. 
D)  both is improved by providing such cues as the source's color and improves significantly with practice. 
A)  is limited by people's inability to distinguish one odor from another. 
B)  is improved by providing such cues as the source's color. 
C)  improves significantly with practice. 
D)  both is improved by providing such cues as the source's color and improves significantly with practice. D

Question 2

Which of the following is thought NOT to influence odor identification?

Accepted Answer

A)  ambient air quality 
B)  age of the perceiver 
C)  sex of the perceiver 
D)  All of these influence odor identification. 
A)  ambient air quality 
B)  age of the perceiver 
C)  sex of the perceiver 
D)  All of these influence odor identification. D

Question 3

The person most likely to detect an odor is

Accepted Answer

A)  a young adult male in the evening 
B)  an elderly male in the morning. 
C)  a young adult female in the morning. 
D)  an elderly adult female in the morning. 
A)  a young adult male in the evening 
B)  an elderly male in the morning. 
C)  a young adult female in the morning. 
D)  an elderly adult female in the morning. C

Question 4

The sense of smell is also known as

Accepted Answer

A)  gustation. 
B)  olfaction. 
C)  nasaction. 
D)  kinesthesis. 
A)  gustation. 
B)  olfaction. 
C)  nasaction. 
D)  kinesthesis.

Question 5

To discriminate odors, Cain (1977) found that concentrations must differ by at least what percent?

Accepted Answer

A)  2 
B)  7 
C)  9 
D)  12 
A)  2 
B)  7 
C)  9 
D)  12

Question 6

If you wanted to develop a map that indicated the direction and magnitude of similarities among a large number of different odors your best choice of technique would be

Accepted Answer

A)  the method of adjustment. 
B)  multidimensional scaling. 
C)  magnitude estimation. 
D)  the method of iconology. 
A)  the method of adjustment. 
B)  multidimensional scaling. 
C)  magnitude estimation. 
D)  the method of iconology.

Question 7

The life expectancy of an olfactory receptor neuron is thought to be

Accepted Answer

A)  five to eight weeks. 
B)  six months. 
C)  two years. 
D)  equal to the life expectancy of the individual. 
A)  five to eight weeks. 
B)  six months. 
C)  two years. 
D)  equal to the life expectancy of the individual.

Question 8

In visual and olfactory imagery

Accepted Answer

A)  brightness is analogous to smell intensity. 
B)  luminance is analogous to odor concentration. 
C)  contrast is analogous to odor concentration. 
D)  movement of the eyes is analogous to sniffing. 
A)  brightness is analogous to smell intensity. 
B)  luminance is analogous to odor concentration. 
C)  contrast is analogous to odor concentration. 
D)  movement of the eyes is analogous to sniffing.

Question 9

During normal breathing, _______ percent of the odorous molecules entering the nostrils actually make it to receptors.

Accepted Answer

A)  0 
B)  2 
C)  25 
D)  72 
A)  0 
B)  2 
C)  25 
D)  72

Question 10

If you wanted to be sure that someone smelled a natural gas leak, which of the following would you add to the gas?

Accepted Answer

A)  mercaptan 
B)  carbon tetrachloride 
C)  carbon dioxide 
D)  helium 
A)  mercaptan 
B)  carbon tetrachloride 
C)  carbon dioxide 
D)  helium

Question 11

Odor constancy occurs when perceived intensity of an odor remains constant despite changes in

Accepted Answer

A)  depth of sniffing. 
B)  distance from the odor source. 
C)  color of the odor source. 
D)  concentration of the odor. 
A)  depth of sniffing. 
B)  distance from the odor source. 
C)  color of the odor source. 
D)  concentration of the odor.

Question 12

Which of the following is NOT a prerequisite to being odorous?

Accepted Answer

A)  must be volatile 
B)  must be fat soluble 
C)  must be a combination of the principal qualities identified by Henning 
D)  All of these are prerequisites. 
A)  must be volatile 
B)  must be fat soluble 
C)  must be a combination of the principal qualities identified by Henning 
D)  All of these are prerequisites.

Question 13

It is estimated that there are __________ receptor cell axons for each second-order neuron in the olfactory bulb.

Accepted Answer

A)  4,000 
B)  1,000 
C)  100 
D)  5 
A)  4,000 
B)  1,000 
C)  100 
D)  5

Question 14

Which senses are sometimes referred to as the "chemical senses?"

Accepted Answer

A)  sight and hearing 
B)  taste and smell 
C)  touch and smell 
D)  smell and hearing 
A)  sight and hearing 
B)  taste and smell 
C)  touch and smell 
D)  smell and hearing

Question 15

Cigarette smokers, compared to nonsmokers, are

Accepted Answer

A)  less sensitive to odors. 
B)  more sensitive to odors. 
C)  unable to sense odors. 
D)  less sensitive to only particular odors. 
A)  less sensitive to odors. 
B)  more sensitive to odors. 
C)  unable to sense odors. 
D)  less sensitive to only particular odors.

Question 16

An olfactometer is a device to measure the

Accepted Answer

A)  size of the olfactory epithelium. 
B)  size of the turbinates. 
C)  sensitivity to different odorants. 
D)  all of these 
A)  size of the olfactory epithelium. 
B)  size of the turbinates. 
C)  sensitivity to different odorants. 
D)  all of these

Question 17

Which of the following is not a principal quality of Henning's smell prism?

Accepted Answer

A)  putrid 
B)  resinous 
C)  tepid 
D)  burnt 
A)  putrid 
B)  resinous 
C)  tepid 
D)  burnt

Question 18

Which of the following statements is true of olfactory receptor cells?

Accepted Answer

A)  Dogs have more of them than humans. 
B)  They live only about five to eight weeks. 
C)  They can grow new axons to reach their target site in the brain. 
D)  All of these are true. 
A)  Dogs have more of them than humans. 
B)  They live only about five to eight weeks. 
C)  They can grow new axons to reach their target site in the brain. 
D)  All of these are true.

Question 19

The reason given in the text why the color of food might influence its smell is

Accepted Answer

A)  response bias. 
B)  the difficulty in locating the source of an odor. 
C)  the color implies a verbal label. 
D)  some food dyes have their own odors. 
A)  response bias. 
B)  the difficulty in locating the source of an odor. 
C)  the color implies a verbal label. 
D)  some food dyes have their own odors.

Question 20

Which of the following is thought NOT to influence odor detection/sensitivity?

Accepted Answer

A)  time of day 
B)  age of the perceiver 
C)  gender of the perceiver 
D)  All of these influence odor detection. 
A)  time of day 
B)  age of the perceiver 
C)  gender of the perceiver 
D)  All of these influence odor detection.

The ability to identify the source, or type, of odor

Which of the following is thought NOT to influence odor identification?

The person most likely to detect an odor is

The sense of smell is also known as

To discriminate odors, Cain (1977) found that concentrations must differ by at least what percent?

If you wanted to develop a map that indicated the direction and magnitude of similarities among a large number of different odors your best choice of technique would be

The life expectancy of an olfactory receptor neuron is thought to be

In visual and olfactory imagery

During normal breathing, _______ percent of the odorous molecules entering the nostrils actually make it to receptors.

If you wanted to be sure that someone smelled a natural gas leak, which of the following would you add to the gas?

Odor constancy occurs when perceived intensity of an odor remains constant despite changes in

Which of the following is NOT a prerequisite to being odorous?

It is estimated that there are __________ receptor cell axons for each second-order neuron in the olfactory bulb.

Which senses are sometimes referred to as the "chemical senses?"

Cigarette smokers, compared to nonsmokers, are

An olfactometer is a device to measure the

Which of the following is not a principal quality of Henning's smell prism?

Which of the following statements is true of olfactory receptor cells?

The reason given in the text why the color of food might influence its smell is

Which of the following is thought NOT to influence odor detection/sensitivity?

Introduction to Perception

The Human Eye

The Eye and Seeing

Central Visual Pathways

Spatial Vision and Patten Perception

Object Perception: Recognizing the Things We See

Color Perception

Seeing a Three-Dimensional World

Action and the Perception of Events

The Ear and Auditory System

Hearing and Listening

Speech and Music Perception

Touch

Chemical Senses Ll: Taste

Filters

Exam 14: Chemical Senses L: Smell

The ability to identify the source, or type, of odor

Which of the following is thought NOT to influence odor identification?

The person most likely to detect an odor is

The sense of smell is also known as

To discriminate odors, Cain (1977) found that concentrations must differ by at least what percent?

If you wanted to develop a map that indicated the direction and magnitude of similarities among a large number of different odors your best choice of technique would be

The life expectancy of an olfactory receptor neuron is thought to be

In visual and olfactory imagery

During normal breathing, _______ percent of the odorous molecules entering the nostrils actually make it to receptors.

If you wanted to be sure that someone smelled a natural gas leak, which of the following would you add to the gas?

Odor constancy occurs when perceived intensity of an odor remains constant despite changes in

Which of the following is NOT a prerequisite to being odorous?

It is estimated that there are __________ receptor cell axons for each second-order neuron in the olfactory bulb.

Which senses are sometimes referred to as the "chemical senses?"

Cigarette smokers, compared to nonsmokers, are

An olfactometer is a device to measure the

Which of the following is not a principal quality of Henning's smell prism?

Which of the following statements is true of olfactory receptor cells?

The reason given in the text why the color of food might influence its smell is

Which of the following is thought NOT to influence odor detection/sensitivity?

Introduction to Perception

The Human Eye

The Eye and Seeing

Central Visual Pathways

Spatial Vision and Patten Perception

Object Perception: Recognizing the Things We See

Color Perception

Seeing a Three-Dimensional World

Action and the Perception of Events

The Ear and Auditory System

Hearing and Listening

Speech and Music Perception

Touch

Chemical Senses Ll: Taste

Filters