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Sens & Perc Exam 4

Total questions: 119

Worksheet time: 1hrs 1mins

Name
Class
Date
1.

Our otolith organs sense both _____ and _____.

a)

Angular acceleration; gravity

b)

Linear acceleration; angular acceleration

c)

Linear acceleration; gravity

2.

If you shake your head "no" what kind of rotation is that?

a)

Yaw

b)

Roll

c)

Pitch

3.

Where each semicircular canal joins the vestibule, there is a swelling called the _____ that contains a(n) _____, which detects angular motion in the semicircular canals.

a)

Crista; ampulla

b)

Ampulla; crista

c)

Ampulla; otolith

d)

Otolith; crista

4.

During head rotations, the spike rate of neurons in the semicircular canals _____, with the degree of change in firing rate signaling the amplitude of the rotation.

a)

Increases in both motion directions

b)

Increases in one motion direction and decreases in the other direction

c)

Decreases in both motion directions

5.

The otolith organs consist of the _____ which allow us to detect _____.

a)

Ampulla and crista; gravity and linear acceleration

b)

Ampulla and crista; rotation

c)

Utricle and saccule; gravity and linear acceleration

d)

Utricle and saccule; rotation

6.

In what part of the brain is the vestibular cortex located?

a)

Vestibular cortex is in the frontal lobe

b)

Vestibular cortex is in the parietal lobe

c)

Vestibular cortex is in the temporal lobe

d)

Vestibular information is represented in several areas of the brain

7.

What is the implication of brain pathways that send signals from cortex back to the vestibular nuclei?

a)

Knowledge can influence how we perceive motion

b)

Knowledge cannot influence how we perceive motion

c)

Knowledge only increases our sense of vertigo from self-motion

d)

Knowledge can override all vestibular sensations

8.

The reason that videos shot with handheld camera seem so shaky and hard to follow is because when we see something with our own eyes, out _____ allows us to compensate for our own motion and maintain a steady image on the retina.

a)

vection

b)

vestibular-autonomic integration

c)

vestibular-ocular reflex

d)

sense of gravity

e)

sense of linear acceleration

9.

The term for rotation around the x-axis is _____, rotation around the y-axis is _____, and rotation around the z-axis is _____.

a)

pitch; roll; yaw

b)

pitch; yaw; roll

c)

roll; yaw; pitch

d)

roll; pitch; yaw

e)

yaw; pitch; roll

10.

If you close your eyes and rotate your head from side to side, as if to say "no," you are experiencing _____, which is registered by your _____.

a)

angular motion; otolith organs

b)

angular motion; semicircular canals

c)

linear motion; otolith organs

d)

linear motion; semicircular canals

e)

tilt; otolith organs

11.

When participants stand on a tilted platform and then indicate which direction is "up" using a handheld haptic indicator, how do they do at this task?

a)

They drastically underestimate the tilt

b)

They slightly underestimate the tilt

c)

The estimate the tilt quite accurately

d)

They slightly overestimate the tilt

e)

They drastically overestimate the tilt

12.

Which brain area processes vestibular information?

a)

Parietal lobe

b)

Frontal lobe

c)

Occipital lobe

d)

Temporal lobe

13.

When you drive forward in a car, the motion you experience is called _____ translation.

a)

positive x-axis

b)

positive y-axis

c)

positive z-axis

d)

negative x-axis

e)

negative z-axis

14.

Suppose you are wearing virtual reality goggles and there is a delay between when you turn your head and when the computer updates the display in the goggles. This creates a(n) _____ that might result in motion sickness.

a)

angular acceleration

b)

sensory integration

c)

sensory conflict

d)

linear acceleration

e)

tilt sensation

15.

Semicircular-canal neurons respond to _____ and _____, but not _____.

a)

acceleration; deceleration; constant velocity

b)

acceleration; constant velocity; deceleration

c)

deceleration; constant velocity; acceleration

d)

roll; pitch; yaw

e)

pitch; yaw; roll

16.

Which five organs make up the vestibular system?

a)

One semicircular canal and four otolith organs

b)

Two semicircular canals and three otolith organs

c)

Three semicircular canals and two otolith organs

d)

Four semicircular canals and one otolith organ

e)

Five semicircular canals

17.

_____ typically result(s) from a disagreement between the motion and orientation signals provided by the semicircular canals, otolith organs, and vision.

a)

Exhaustion

b)

The tilt aftereffect

c)

The vestibulo-ocular reflex

d)

Motion sickness

e)

Hallucinations

18.

Which mechanoreceptors have large receptive fields and fast adaptation rates?

a)

Merkel discs

b)

Pacinian corpuscles

c)

Meissner corpuscles

d)

Ruffini endings

19.

_____ fibers carry information from proprioceptive receptors in muscles and tendons and have the fastest neural conduction rate

a)

C

b)

A-delta

c)

A-beta

d)

A-alpha

20.

Which touch pathway from skin to brain carries information about skin temperature and pain?

a)

Spinothalamic pathway

b)

Dorsal column-medical lemniscal (DCML) pathway

21.

According to gate control theory, the _____ pain signals from _____ can be blocked via a circuit located in the spinal cord.

a)

Bottom-up; thermoreceptors

b)

Bottom-up; nociceptors

c)

Top-down; thermoreceptors

d)

Top-down; nociceptors

22.

The areas on your body that have small two-point touch thresholds are the ones that have _____ receptive fields.

a)

small

b)

medium

c)

large

d)

extra large

23.

Which tactile cue is important for determining the fine texture of objects via touch?

a)

the sound the fingers make when running over the surface

b)

the weight of the surface when held in the hand

c)

the magnitudes of vibrations when running fingers over the surface

d)

the frequencies of vibrations when running fingers over the surface

24.

Which of the following has been established as the frame of reference for touch, also known as the haptic egocenter?

a)

Near the bridge of the nose, between the two eyes

b)

In the middle of the head

c)

The shoulder of the left arm

d)

There is no single, fixed haptic egocenter on the body

25.

Which functionality would be most affected if you lost your FA II (Pacinian) touch receptors?

a)

Texture perception and pattern/form perception, like for reading Braille

b)

Sensitivity to finger position and downward skin pressure, as when holding an object

c)

The ability to detect stable grasp and whether an object is slipping

d)

The ability to feel when an object you are holding contacts another object, or a mosquito landing on your arm

e)

The ability to sense cold and warmth of objects touching the skin

26.

If you pick up a novel object that you've never seen before and run your fingers along it to get a better sense of its shape, you are engaging in

a)

proprioceptive feedback

b)

two-point touch

c)

a haptic exploratory procedure

d)

nociception

e)

increased touch sensitivity

27.

If you stick your hand in a bucket of ice water for a few moments you will most likely feel both cold and pain sensations. Which pathway, from the spinal cord to the brain, carries this information?

a)

Dorsal column-medial lemniscal

b)

Primary somatosensory

c)

Dorsolateral

d)

Spinothalamic

e)

Ventricular

28.

Which functionality would be most affected if you lost your FA I (Meissner) touch receptors?

a)

Texture perception and pattern/form perception, like for reading Braille

b)

Sensitivity to finger position and downward skin pressure, as when holding an object

c)

The ability to detect stable grasp and whether an object is slipping

d)

The ability to feel when an object you are holding contacts another object, or a mosquito landing on your arm

e)

The ability to sense cold and warmth of objects touching the skin

29.

Nociceptors transmit information about

a)

skin stretch and downward pressure

b)

noxious or painful stimuli

c)

muscular pain

d)

high frequency vibrations on the skin

e)

body position

30.

The term for rotation around the x-axis is _____, rotation around the y-axis is _____, and rotation around the z-axis is _____.

a)

pitch; roll; yaw

b)

pitch; yaw; roll

c)

roll; yaw; pitch

d)

roll; pitch; yaw

e)

yaw; pitch; roll

31.

The story of soldiers in battle who did not feel painful wounds until the stress was over describes a reduction of pain sensations know as

a)

analgesia

b)

blocked pain

c)

delayed pain perception

d)

phantom limb phenomenon

e)

battle frenzy

32.

Suppose you hit your shin on a piece of furniture and it starts to hurt. Which theory explains why rubbing your shin might make it hurt less?

a)

Theory of vestibulation

b)

Pain sensitization theory

c)

Theory of kinesthetics

d)

Two-point threshold

e)

Gate control theory

33.

Which sensation would you become insensitive to if you lost your thermoTRP receptors?

a)

The burn of chili peppers

b)

The cooling sensation from mint

c)

Pain associated with touching an extremely cold surface

d)

Pain associated with touching an extremely hot surface

34.

Suppose you reach into the depth of your backpack without looking and find a pencil using your sense of touch alone. You have just engaged in _____ perception.

a)

comprehensive body

b)

active

c)

external

d)

somatosensory

e)

haptic

35.

When you walk into the kitchen and smell an apple pie cooking, you are using _____ olfaction.

a)

orthonasal

b)

retronasal

c)

lateralized

d)

anterior

36.

While you are chewing a bite of apple pie, the flavor you experience is largely due to _____ olfaction.

a)

orthonasal

b)

retronasal

c)

lateralized

d)

anterior

37.

When we smell menthol and it feels cool, that "feeling" information is carried by the _____.

a)

trigeminal nerve

b)

olfactory sensory neurons

c)

cribriform plate

d)

mitral cells

38.

The small, voliaile, hydrophobic molecules that we smell are called _____.

a)

tastants

b)

odors

c)

flavorants

d)

odorants

39.

When we inhale through our nose, odorants land of the _____, where they are first sensed by _____.

a)

olfactory epithelium; olfactory bulb

b)

olfactory sensory neurons; olfactory bulb

c)

olfactory epithelium; olfactory sensory neurons

d)

olfactory bulb; olfactory sensory neurons

e)

olfactory bulb; olfactory epithelium

40.

Olfactory sensory neurons (OSNs) pass through tiny holes in the bony _____, which is why a sharp blow to the head could potentially sever the axons of the OSNs, causing anosmia.

a)

glomerulus

b)

cribriform plate

c)

cilium

d)

olfactory cleft

41.

Which answer lists the pathway from odorant to odor perception in the correct order?

a)

Olfactory sensory neurons, olfactory bulb, primary olfactory cortex

b)

Olfactory sensory neurons, primary olfactory cortex, olfactory bulb

c)

Primary olfactory cortex, olfactory bulb, olfactory sensory neurons

d)

Primary olfactory cortex, olfactory sensory neurons, olfactory bulb

e)

Olfactory bulb, olfactory sensory neurons, primary olfactory cortex

42.

_____ is the idea that different scents activate different arrays of olfactory receptors, and that the firing pattern of olfactory bulb neurons determines the particular scent we perceive.

a)

Vibration theory

b)

Shape-pattern theory

c)

Specific anosmia theory

d)

Stereoisomer theory

43.

An example of the method of limits, the _____ uses increasing concentrations of an odorant until the participant can "smell something" and then decreasing concentrations until the participant reports no detection. Concentrations at which the participant's perception revers are averaged to determine the threshold.

a)

Sensory discrimination method

b)

Staircase method

c)

Triangle test

d)

Odor recognition method

44.

In the _____, the participant is given two odorants that are the same and one that is different, and the participant must determine which odorant is different than the other two.

a)

Odor recognition method

b)

Staircase method

c)

Sensory discrimination method

d)

Triangle test

45.

Which of the following age groups would we expect to have the poorest sense of smell, on average?

a)

5-9 year olds

b)

20-29 year olds

c)

40-49 year olds

d)

60-69 year olds

e)

80-89 year olds

46.

Walking into a hair salon and no longer smelling the chemicals after a few minutes is an example of _____ while not noticing the smell of your house unless you've been out of town for a few weeks is an example of _____.

a)

receptor adaptation; cognitive habituation

b)

receptor adaptation; cross adaptation

c)

cross adaptation; cognitive habituation

d)

cognitive habituation; receptor adaptation

47.

Why is olfaction unique among all of the senses in terms of its neural wiring?

a)

It has a direct connection to the limbic system

b)

It has a direct connection to the thalamus

c)

Each olfactory bulb is processed by the contralateral hemisphere, unlike the other senses

d)

It has a direct connection to the cerebellum

e)

The olfactory bulbs connect directly to the orbitofrontal cortex

48.

If you taste the fruit characteristics of a fine wine, what kind of olfaction are you engaging in?

a)

Retronasal

b)

Allonasal

c)

Pseudonasal

d)

Orthonasal

e)

Ipsinasal

49.

Suppose a person's olfactory system is "rewired" such that olfactory signals pass through the thalamus and are processed more in the left hemisphere of the brain. What might be a consequence?

a)

It would be harder for them to verbally label smells

b)

Smell would be more isolated from the other senses

c)

The emotional aspects of the smell would increase for them

d)

It would be easier for them to verbally label smells

e)

There would be no difference between the typical and rewired systems

50.

If your friend is wearing a new perfume and you decide you really like it, you have just made a _____ judgement.

a)

gustatory

b)

value

c)

fashion

d)

logical

e)

hedonic

51.

Specific anosmia and the study of stereoisomers provide evidence against the _____ theory of olfactory perception.

a)

regulated odor

b)

shape pattern

c)

vibration

d)

odor activation

e)

olfactory nerve

52.

Suppose you enter a hair salon and the smell of the hair dyes and other chemicals is very strong and distinctive at first. However, after a few minutes you no longer smell those chemicals. What process is responsible for this phenomenon?

a)

Anosmia

b)

Receptor adaptation

c)

Cognitive habituation

d)

Cross-adaptation

e)

Odor repression

53.

Sometimes odorants can stimulate the somatosensory system through polymodal nociceptors. These sensations are mediated by the _____, which transmits information about the "feel" of an odorant.

a)

prefrontal cortex

b)

ciliary nerve

c)

maxillary nerve

d)

trigeminal nerve

e)

endocrine system

54.

_____ form part of the deepest layer of cells in the olfactory bulb. They comprise an extensive network of inhibitory neurons, integrate input from all the earlier projections, and are thought to be the basis of specific odorant identification.

a)

Mitral cells

b)

Juxtaglomerular neurons

c)

Basal cells

d)

Tufted cells

e)

Granule cells

55.

Meet John. All food tastes pretty bland to him, he can only sense the sweetness, saltiness, bitterness, or sourness of food, but none of the other complexities. What is the best diagnosis for John?

a)

Prosopagnosia

b)

Olfactory blindness

c)

Anosmia

d)

Insomnia

e)

Agnosia

56.

The cilia are

a)

the last structures in the biochemical chain of events involved in odor perception

b)

the first structures involved in olfactory signal transduction

c)

the most important type of epithelial cells

d)

the axons involved in the firing of action potentials in the olfactory process

e)

the cells that carry olfactory information to the thalamus

57.

The liking dimension of odor perception is called _____.

a)

Odor preference

b)

Smell preference

c)

Smell hedonics

d)

Odor hedonics

58.

The fact that California ground squirrels exhibit an instinctive defense response the very first time they are exposed to the odor of the Pacific rattlesnake, a natural predator, is evidence that some odor preferences may be ______.

a)

Innate

b)

Learned

c)

Developed

d)

Acquired

59.

Which of the following elements defines the difference between taste and flavor?

a)

Cognitive associations

b)

Orthonasal olfaction

c)

Retronasal olfaction

d)

Visual perception

60.

If you had a cold, which of the following symptoms would make food seem to be rather flavorless?

a)

Headache

b)

Stuffy nose

c)

Body aches

d)

Fever

e)

Chills

61.

Which type of papillae have no taste function?

a)

Filiform papillae

b)

Fungiform papillae

c)

Foliate papillae

d)

Circumvallate papillae

62.

Which part of the brain is known as the gustatory cortex?

a)

Insular cortex

b)

Orbitofrontal cortex

c)

Medial temporal cortex

d)

Superior frontal cortex

63.

In terms of the four basic tastes, _____ are mediated by ion channels, whereas _____ are mediated by protein receptors.

a)

Salty and bitter; sweet and sour

b)

Salty and sweet; bitter and sour

c)

Salty and sour; bitter and sweet

d)

Bitter and sweet; salty and sour

64.

Which of the four taste sensations evolved to make sure we have enough sodium in our bodies to keep cells functioning?

a)

Sweet

b)

Salty

c)

Sour

d)

Bitter

65.

Which of the four taste sensations evolved to allow us to sense any acids that we ingest?

a)

Sweet

b)

Salty

c)

Sour

d)

Bitter

66.

Which of the four taste sensations evolved to allow us to sense any toxic chemicals that we might have ingested?

a)

Sweet

b)

Salty

c)

Sour

d)

Bitter

67.

Which of the four taste sensations evolved to allow us to sense glucose, the principle source of energy in humans?

a)

Sweet

b)

Salty

c)

Sour

d)

Bitter

68.

One of the major reasons that people do not consider umami one of the basic tastes is that _____?

a)

Protein molecules are too small to stimulate taste or olfaction.

b)

Protein molecules are too large to stimulate taste or olfaction.

c)

People cannot taste MSG.

69.

One of the major reasons that people do not consider fat one of the basic tastes is that _____?

a)

Fat molecules are too small to stimulate taste or olfaction.

b)

Fat is sensed in the mouth but not the digestive tract.

c)

Fat is sensed in the digestive tract but not the mouth.

70.

People who are supertasters tend to eat _____ leafy green vegetables than average.

a)

fewer

b)

the same amount

c)

more

71.

If you accidentally consume a poisonous food, what will it probably taste like?

a)

Salty

b)

Sour

c)

Umami

d)

Sweet

e)

Bitter

72.

Chewing and swallowing force an odorant emitted by the mouth up behind the palate into the nose, which causes one to experience _____ sensation of the odor perceived.

a)

orthonasal olfactory

b)

flavor

c)

retronasal olfactiory

d)

nasal

e)

smell

73.

Which of the following is not considered to be basic taste?

a)

Spicy

b)

Salty

c)

Bitter

d)

Sweet

e)

Sour

74.

The gustatory system is responsible for

a)

differentiating between smells and tastes

b)

integrating smells and tastes

c)

detecting nutrients and "antinutrients" before we ingest them

d)

protecting our olfactory system from approaching harmful foods

e)

all of these are correct

75.

Which of the following is evidence that taste preferences are genetically determined?

a)

Families in Mexico encourage young children to eat spicy chili peppers

b)

Orange juice tastes strange if you drink it after brushing your teeth

c)

Newborn infants are insensitive to sweet, salty, sour, and bitter and must be taught positive and negative associations with foods

d)

Newborn infants respond with stereotyped facial expressions the first time they taste sweet, salty, sour, and bitter solutions

e)

People tend to have an aversion to foods that have made them sick in the past

76.

If you take a bland food like tofu and add some acid to it, it will taste

a)

saltier

b)

more sour

c)

sweeter

d)

more bitter

e)

spicier

77.

If a glass of water undergoes a chemical reaction, such that it has more hydrogen ions in it, it will taste

a)

salty

b)

sour

c)

sweet

d)

bitter

e)

spicy

78.

Which papillae could be completely removed from the tongue (hypothetically) with no impact on taste?

a)

Filiform

b)

Fungiform at the tip of the tongue

c)

Circumvallate

d)

Foliate

e)

Fungiform in the middle of the tongue

79.

If you are stung by a honeybee, many other bees nearby may be cued to sting you because the first bee emitted a(n)

a)

chemosignal

b)

odorant

c)

pheromone

d)

olfactant

e)

tastant

80.

Which taste receptors do fat molecules stimulate?

a)

Sweet

b)

Sour

c)

Salty

d)

Umami

e)

None of these

81.

What is the role of the dorsal horn in our sensation and perception of pain?

a)

Gustatory signals arrive at the dorsal horn in the spinal cord and, there, receive information from the thalamus and the orbitofrontal cortex

b)

Olfactory signals arrive at the dorsal horn in the thalamus and send information to the piriform cortex

c)

Nociceptive signals arrive at the dorsal horn in the spinal cord and, there, receive information from the brain AND from synapses with other neurons that convey sensory info from the nociceptors to the brain

d)

Nociceptive signals arrive at the dorsal horn in the thalamus and, there, receive information from the brain AND form

82.

The sense of _____ registers motion resulting from rotation.

a)

orientation

b)

tilt

c)

balance

d)

angular motion

e)

linear motion

83.

The sense of _____ registers head inclination with respect to gravity.

a)

orientation

b)

tilt

c)

balance

d)

angular motion

e)

linear motion

84.

The sense of _____ registers motion resulting from translation.

a)

orientation

b)

tilt

c)

balance

d)

angular motion

e)

linear motion

85.

Anesthesia of the chorda tympani causes

a)

impaired olfaction

b)

damaged taste

c)

flavor enhancement of foods

d)

a delayed reaction of flavors

e)

foods to taste salty

86.

Which of the following is not a type of papillae?

a)

Filiform

b)

Fungiform

c)

Foliate

d)

Circumvallate

e)

Circular

87.

_____ are mushroom-shaped structures distributed most densely on the edges of the tongue, especially the tip.

a)

Filiform papillae

b)

Fungiform papillae

c)

Foliate papillae

d)

Circumvallate papillae

e)

Microvilli

88.

_____ are the small structures on the tongue that have no taste function and are responsible for its bumpy appearance.

a)

Filiform papillae

b)

Fungiform papillae

c)

Foliate papillae

d)

Circumvallate papillae

e)

Microvilli

89.

Nature, responding to temperature, touch, smell, and taste, and is critical for assigning affective value to stimuli.

a)

Prefrontal cortex

b)

Occipital lobe

c)

Insular cortex

d)

Thalamus

e)

Orbitofrontal cortex

90.

_____ is the taste quality produced by the hydrogen ion in foods

a)

bitter

b)

salty

c)

sour

d)

spicy

e)

sweet

91.

If you adjust the brightness of a light until it matches the intensity of sourness of that taste of a lemon, you are engaging in

a)

variety matching

b)

scaling

c)

sensory integration

d)

cross-adaptation

e)

cross-modality matching

92.

The _____ is a narrow space at the back of the nose into which air flows and where the main olfactory epithelium is located

a)

olfactory sensory neuron (ONR)

b)

odorant receptor (OR)

c)

olfactory mucosa

d)

olfactory bulb

e)

olfactory cleft

93.

The cilia are

a)

the last structures in the biochemical chain of events involved in odor perception

b)

the first structures involved in olfactory signal transduction

c)

the most important type of epithelial cells

d)

the axons involved in the firing of action potentials in the olfactory process

e)

the cells that carry olfactory information to the thalamus

94.

The _____ is a bony structure riddled with tiny holes, at the level of the eyebrows, which separates the nose from the brain

a)

glomerulus

b)

olfactory mucosa

c)

olfactory bulb

d)

olfactory epithelium

e)

cribriform plate

95.

Each olfactory sensory neuron (OSN) converges onto two

a)

olfactory bulbs

b)

tufted cells

c)

olfactory cilia

d)

glomeruli

e)

supporting cells

96.

While all mammals appear to have plenty much the same set of olfactory receptor genes, some genes in each species are _____ and are not expressed.

a)

dominant

b)

pseduogenes

c)

missing

d)

hybrid

e)

active

97.

Cutting onions makes you cry because chemicals in the onions

a)

create a burning sensation via the ciliary nerve

b)

create a burning sensation via the inferior alveolar nerve

c)

create a burning sensation via the trigeminal nerve

d)

dry out the eyes, causing them to tear up

e)

irritate the eyes directly, causing them to tear up

98.

The vibration theory of olfaction contends that

a)

trigeminal nerve vibrations transmit odor sensations

b)

vibrations cause odorous molecules to spread through the air

c)

vibrations mediate the transfer of neural signals in the brain

d)

there is a different vibrational frequency for every perceived smell

e)

maxillary nerve vibrations transmit odor sensations

99.
a)

A

b)

B

c)

C

d)

D

e)

E

100.

The processing of components in an odorant mixture is completed by using

a)

analysis and synthesis

b)

detection and regulation

c)

olfactory digestion

d)

olfactory separation

e)

the anterior cingulate cortex (ACC)

101.

Equal intensity that span olfactory physiochemical and psychological (perceptual) space are mixed. The resultant odor percept is the same as every other mixture of 30 odorants meeting the span and equivalent intensity criteria, even though the various mixtures do not share any common odorants

a)

Olfactory white

b)

Olfactory yellow

c)

Olfactory red

d)

Olfactory green

e)

Olfactory blue

102.

_____ is the biochemical phenomenon, occurring after continual exposure to an odorant, whereby receptors stop responding to an odorant and detection ceases.

a)

Receptor adaptation

b)

Cognitive habituation

c)

Anosmia

d)

Odor repression

e)

Cross-adaptation

103.

The _____ reflex is the term for eye movements that compensate for rotations of the head to maintain fixation on an object.

a)

translational motion

b)

angular motion

c)

balance fixation

d)

torsional motion

e)

vestibulo-ocular

104.

The neural processes of posture control by which weight is evenly distributed, enabling us to remain upright and stable, is called

a)

the active sense

b)

the vestibulo-ocular reflex

c)

kinesthesis

d)

balance

e)

the passive sense

105.

_____ are the mechanical structures in the vestibular system that sense both linear acceleration and gravity.

a)

Otolith organs

b)

Ossicles

c)

Semicircular canals

d)

Cochlea

e)

Saccules

106.

_____ is an illusory sense of self motion produced when one is not, in fact, moving.

a)

Vection

b)

Yaw

c)

Roll

d)

Pitch

e)

Tilt

107.

When you switch from lying down to standing up, which system or structures(s) is/are responsible for regulating the blood pressure in your head so that you don't faint?

a)

Cranial nerves

b)

Otolith organs

c)

Inferior rectus

d)

Autonomic nervous system

e)

Vestibular nerve

108.

Which brain area processes vestibular information?

a)

Parietal lobe

b)

Frontal lobe

c)

Occipital lobe

d)

Temporal lobe

109.

If you spend the day at the ocean playing in the waves, you might experience an illusory sense of rocking motion while you are falling asleep at night. This is known as

a)

Ménière’s syndrome

b)

mal de debarquement syndrome

c)

vection

d)

motion sickness

e)

vestibular flux

110.

Which term describes the perception of the position and movement of our limbs in space?

a)

Homunculus

b)

Thermoception

c)

Nociception

d)

Neural plasticity

e)

Kinesthesis

111.

Mechanoreceptors that have a fast adaptation rate and large receptive field size are called

a)

Meissner cirpuscles

b)

Ruffini endings

c)

Pacinian corpuscles

d)

Merkel cell neurite complexes

e)

Muscle spindles

112.

Low-frequency vibrations from about 5 to 50 Hz, such as are produced when an object slips from one's grasp, and they terminate in Meissner corpuscles.

a)

SA I

b)

SA II

c)

FA I

d)

FA II

e)

Extrafusal muscle

113.

The figure demonstrates the locations of four types of

a)

skin layers

b)

muscle spindles

c)

mechanoreceptors

d)

neuronal axons

e)

neurotransmitters

114.

The _____ pathway is the route from the spinal cord to the brain that carries signals from skin, muscles, tendons, and joints

a)

dorsal column-medial lemniscal

b)

primary somatosensory

c)

dorsalateral

d)

spinothalmic

e)

ventricular

115.

In the brain, the _____ is associated with the perceived unpleasantness of pain sensation

a)

primary somatosensory cortex (S1)

b)

secondary somatosensory cortex (S2)

c)

extrastriate body area (EBA)

d)

prefrontal cortex

e)

anterior cingulate cortex (ACC)

116.

The A-delta and C fibers are types of

a)

photoreceptors

b)

thermoreceptors

c)

nociceptors

d)

mechanoreceptors

117.

_____ are narrow-diameter, unmyelinated sensory nerve fibers that transmit signals from pleasant touch.

a)

PT nerves

b)

P tactile efferents

c)

C tactile efferents

d)

P tactile afferents

e)

C tactile afferents

118.

_____ perception is knowledge of the world that is derived from sensory receptors in skin, muscles, tendons, and joints, and usually involves active exploration.

a)

Comprehensive body

b)

Haptic

c)

Active

d)

External

e)

Reactive

119.

Frame of reference is used to _____ while _____ describes the center of a reference frame

a)

perceive touch; egocenter

b)

define locations in space; egocenter

c)

identify objects; haptic center

d)

refer to specific objects; haptic center

e)

envelop objects with the hand; somatosensory