Quiz #3 + questions from unit 6-11 Flashcards
The main reason why LTP is one of the most widely studies neuroscientific phenomena is that it
a) involves a synaptic change similar to the synaptic change that has been hypothesized to be the basis of memory storage
b) can easily be studied in human volunteers
c) occurs only in mammals
d) can be unduced by a method called Hebb’s Postulate
a) involves a synaptic change similar to the synaptic change that has been hypothesized to be the basis of memory storage
The amygdala is thought to play a role in
a) object recognition memory
b) memory for time
c) memory for the emotional significance of experiences
d) space and working memory
c) memory for the emotional significance of experiences
The current consensus is that memories of experiences are likely stored
a) diffusely throughout the structures of the brain that participated in the original experience
b) throughout the hippocampus
c) in the CA1 subfield of the hippocampus
d) in the diencephalon
a) diffusely throughout the structures of the brain that participated in the original experience
Hippocampal cells that become active only when the subject is in particular locations are called
a) location cells
b) place cells
c) complex cells
d) simple cells
b) place cells
The hippocampus appears to play a special role in memory for
a) spatial locations
b) sounds
c) faces
d) names
a) spatial locations
Bilateral lesions of the medial temporal cortex that do not damage the hippocampus or amygdala produce
a) slight object-recognition deficits in rats
b) no object-recognition deficits in monkeys
c) slight object-recognition deficits in monkeys
d) major object recognition deficits in both rats and monkeys
d) major object recognition deficits in both rats and monkeys
Monkeys with large medial-temporal-lobe lesions displayed deficits on the __________ test that were similar in major respects to the memory deficit displayed by H.M
a) digit-span +1
b) WAIS
c) incomplete-pictures
d) delayed nonmatching-to-sample
d) delayed nonmatching-to-sample
Because H.M.’s surgery seemed to disrupt only those retrograde memories acquired shortly before his surgery, it was once widely believed that the hippocampus
a) stores most long-term memories
b) stores all long-term memory
c) temporarily stores memories before they are transferred to a more permanent storage site
d) stores spatial memories
c) temporarily stores memories before they are transferred to a more permanent storage site
Explicit memories for the particular events or experiences of one’s life are _________ memories
a) semantic
b) procedural
c) episodic
d) remote
c) episodic
In a nutshell, H.M’s main problem seems to be that he
a) has no long-term memories
b) can form no new long-term memories
c) can form no new explicit long-term memories
d) can form no new implicit long-term memories
c) can form no new explicit long-term memories
Unlike the projections of the other exteroceptive sensory systems, the projections of the gustatory system are primarily
a) contralateral
b) unilateral
c) descending
d) ipsilateral
d) ipsilateral
The axons of the olfactory receptors run through the
a) olfactory bulb to the thalamus
b) olfactory bulb to the paleocortex
c) cribriform plate to the thalamus
d) cribriform plate to the olfactory bulbs
d) cribriform plate to the olfactory bulbs
Electrical stimulation of which of the following structures has analgesic effects?
a) SII
b) paraventricular nuclei
c) ventral posterior nuclei
d) periaqueductal gray
d) periaqueductal gray
Primary somatosensory cortex is in the
a) precentral gyrus
b) postcentral gyrus
c) occipital lobe
d) frontal lobe
b) postcentral gyrus
Pacinian corpuscles, Merkel’s disks, and Ruffini endings are
a) auditory receptors
b) receptors in the skin
c) taste receptors
d) nuclei in the somatosensory system
b) receptors in the skin
The perception of both pain and changes in skin temperature are largely mediated by
a) free nerve endings
b) Pacinian corpuscles
c) noiceptors
d) temperoceptors
a) free nerve endings
The axons of the auditory nerves synapse in the ipsilateral
a) cochlear nuclei
b) superior olivary nuclei
c) medial geniculate nuclei
d) inferior colliculi
a) cochlear nuclei
- **The loudness, pitch, and timbre of a sound are directly related to the __________, respectively, of the vibrations that produced it
a) frequency, amplitude, and complexity
b) amplitude, complexity, and frequency
c) amplitude, frequency, and complexity
d) complexity, frequency, and amplitude
c) amplitude, frequency, and complexity
An area of cerebral cortex that receives substantial input from more than one sensory system is classified as
a) hierarchical cortex
b) primary sensory cortex
c) secondary sensory cortex
d) association cortex
d) association cortex
Areas of neocortex that receive most of their input from the thalamic relay nuclei of one sensory system are classified as
a) association cortex
b) motor cortex
c) secondary sensory cortex
d) primary sensory cortex
d) primary sensory cortex
According to the widely accepted 1982 theory of Ungerleider and Mishkin, “where” is to “what” as
a) dorsal stream is to ventral stream
b) ventral stream is to dorsal stream
c) visual perception is to spatial perception
d) contrast vision is to color vision
a) dorsal stream is to ventral stream
Evidence indicates that the component theory provides the best explanation of color coding at the
a) complex cell level
b) simple cell level
c) receptor level
d) bipolar level
c) receptor level
The existence of complementary color afterimages supports
a) the opponent-process theory
b) the component theory
c) the trichromatic theory
d) the spatial-frequency theory
a) the opponent-process theory
Unlike retinal ganglion cells, lateral geniculate cells, and simple cortical cells, over half of the complex cortical cells of monkeys
a) are retinotpoic
b) have receptive fields
c) are binocular
d) have photopigments
c) are binocular
Like simple cells, complex cortical cells
a) have rectangular receptive fields
b) respond best to straight-line stimuli in a particular orientation
c) are unresponsive to diffuse light
d) all of the above
d) all of the above
In essence, on-center and off-center cells of the retina-geniculate-striate system respond best to
a) straight lines
b) movement
c) contrast
d) circles
c) contrast
In humans, the axons of retinal ganglion cells whose cell bodies are in the left temporal hemiretina
a) project contralaterally
b) project ipsilaterally
c) terminate in the righ lateral geniculate nucleus
d) both A and C
b) project ipsilaterally