Psych 202 Exam 2 Post Test Questions
With Guaranteed Pass Solutions.
What is a specialized cell that responds to a particular energy or substance in the internal or external
environ, & converts this energy into a change in the electrical potential across its membrane? - Answer
receptor cell
What is the concept that each nerve input to the brain reports only a particular type of info? - Answer
labeled lines
What is transduction? - Answer translation of an external stimulus into a neural signal
What is the external stimulus for touch? - Answer mechanical pressure
External stimulus for taste and smell - Answer chemical molecules
External stimulus for sound - Answer vibrations of air molecules
External stimulus for sight - Answer photons
What is the skin receptor cell type that detects vibration and pressure? - Answer Pacinian corpuscle
What is a skin receptor cell type that detects light touch, responding especially to edges and isolated
points on a surface? - Answer Meissner's corpsucle
What is a skin receptor cell type that detects light touch, responding especially to changes in stimuli? -
Answer Merkel's disc
Where is the Pacinian corpuscle located? - Answer innermost layer of skin
,Which are more numerous, Meissner's corpuscles or Merkel's discs? - Answer Meissner's corpsucles
What is a skin receptor cell type that detects stretching of the skin? - Answer Ruffini corpsucle
What is an axon that terminates in the skin and has no specialized cell assoc w/ it. Detect pain and/or
changes in temperature. - Answer free nerve ending
What is a set of specialized receptors and neural mechanisms responsible for body sensations like touch
and pain? - Answer somatosensory system
What is the stimulus region and features that affect the activity of a cell in a sensory system? - Answer
receptive cell
What is the progressive loss of receptor sensitivity as stimulation is maintained? - Answer adaptation
What is a relay station for most sensory systems? - Answer thalamus
What is the condition in which stimuli in one modality evoke the involuntary experience of an additional
sensation in another modality? - Answer synesthesia
What is sensation? - Answer detection of our environment by our bodies and brains
What is perception? - Answer subjective experience of our environment
Thalamus routes info to ____ except in ____ - Answer sensory cortex; smell
Why don't our brains get senses confused? - Answer labeled lines
____ of the pop have synesthesia - Answer 4%
, People with synesthesia usually have ____ and pairings of senses are ____ - Answer better memories;
made for life
Synesthesia results from ____ and is more common in ____ - Answer just 1 nucleotide difference;
artists
What is amplitude/loudness/sound intensity measured in? - Answer decibels
What is frequency/pitch measured in? - Answer hertz/cycles per second
The part of the sensory world that stimulates a neuron is called its _________? - Answer Receptive
field
Frequency of sound waves roughly corresponds to our perception of ________? - Answer pitch
Decibels are a measure of __________? - Answer sound amplitude
What does it mean for a tone to be 50 Hz (Hertz)? - Answer The sound wave cycles 50 times per second
An 18,000 Hz tone is likely to be coded closest to _______ of the cochlea? - Answer base
The thalamic relay nucleus for the auditory system is the ________________ nucleus? - Answer medial
geniculate nucleus
Sound is transduced into a neural signal mechanically by which part of a hair cell? - Answer Stereocilia
and/or tip links
Name two ways the frequency of a tone can be coded by the auditory system - Answer Place coding
and temporal coding
With Guaranteed Pass Solutions.
What is a specialized cell that responds to a particular energy or substance in the internal or external
environ, & converts this energy into a change in the electrical potential across its membrane? - Answer
receptor cell
What is the concept that each nerve input to the brain reports only a particular type of info? - Answer
labeled lines
What is transduction? - Answer translation of an external stimulus into a neural signal
What is the external stimulus for touch? - Answer mechanical pressure
External stimulus for taste and smell - Answer chemical molecules
External stimulus for sound - Answer vibrations of air molecules
External stimulus for sight - Answer photons
What is the skin receptor cell type that detects vibration and pressure? - Answer Pacinian corpuscle
What is a skin receptor cell type that detects light touch, responding especially to edges and isolated
points on a surface? - Answer Meissner's corpsucle
What is a skin receptor cell type that detects light touch, responding especially to changes in stimuli? -
Answer Merkel's disc
Where is the Pacinian corpuscle located? - Answer innermost layer of skin
,Which are more numerous, Meissner's corpuscles or Merkel's discs? - Answer Meissner's corpsucles
What is a skin receptor cell type that detects stretching of the skin? - Answer Ruffini corpsucle
What is an axon that terminates in the skin and has no specialized cell assoc w/ it. Detect pain and/or
changes in temperature. - Answer free nerve ending
What is a set of specialized receptors and neural mechanisms responsible for body sensations like touch
and pain? - Answer somatosensory system
What is the stimulus region and features that affect the activity of a cell in a sensory system? - Answer
receptive cell
What is the progressive loss of receptor sensitivity as stimulation is maintained? - Answer adaptation
What is a relay station for most sensory systems? - Answer thalamus
What is the condition in which stimuli in one modality evoke the involuntary experience of an additional
sensation in another modality? - Answer synesthesia
What is sensation? - Answer detection of our environment by our bodies and brains
What is perception? - Answer subjective experience of our environment
Thalamus routes info to ____ except in ____ - Answer sensory cortex; smell
Why don't our brains get senses confused? - Answer labeled lines
____ of the pop have synesthesia - Answer 4%
, People with synesthesia usually have ____ and pairings of senses are ____ - Answer better memories;
made for life
Synesthesia results from ____ and is more common in ____ - Answer just 1 nucleotide difference;
artists
What is amplitude/loudness/sound intensity measured in? - Answer decibels
What is frequency/pitch measured in? - Answer hertz/cycles per second
The part of the sensory world that stimulates a neuron is called its _________? - Answer Receptive
field
Frequency of sound waves roughly corresponds to our perception of ________? - Answer pitch
Decibels are a measure of __________? - Answer sound amplitude
What does it mean for a tone to be 50 Hz (Hertz)? - Answer The sound wave cycles 50 times per second
An 18,000 Hz tone is likely to be coded closest to _______ of the cochlea? - Answer base
The thalamic relay nucleus for the auditory system is the ________________ nucleus? - Answer medial
geniculate nucleus
Sound is transduced into a neural signal mechanically by which part of a hair cell? - Answer Stereocilia
and/or tip links
Name two ways the frequency of a tone can be coded by the auditory system - Answer Place coding
and temporal coding
