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WorksheetsNadia's Prep for Bad Professors
Total questions: 25
Worksheet time: 12mins
Term to describe the area of skin innervated by cutaneous branches of a single spinal or cranial nerve.
(a)
The injury of a ______ leads to the loss of sensation in only one dermatome.
Ventral Root
Spinal Nerve
Dorsal Root
A pathway whose abbreviation is that of a rare motor neuron disease and receives sensory information from the body. Full answer required
(a)
Literally a diminutive human otherwise referring to the phenomena whereby the density of cortical neurons representing a body part is proportional to the density of innervation on said body part.
Homuncules
Homocercies
Homunculus
Homoscedastic
Damage to the dorsal column-medial lemniscus pathway below the crossing point of its fibers results in loss of vibration and joint sense (proprioception) on _______ side(s) of the body as the lesion
The Opposite
The Same
Both
____ order neurons originate in Nuclei gracilis and cuneatus, ascending in contralateral medial lemniscus
1st
2nd
3rd
4th
____ order neurons have axons that ascend to the postcentral gyrus
1st
2nd
3rd
4th
Axons of ____ order neurons do not synapse for 90% of their ascension.
1st
2nd
3rd
4th
Fun one: Define VPL (spelling!)
(a)
x represents the ____ region and y represents the ____ region.
x= S2 y= S3
x= S3 y= S2
x= S1 y= S2
x= S2 y=S1
The Trigeminal System carries sensory info for:
unconscious position sense from face
fine touch
vibration
pain and temperature
What three nerves ascend from the trigeminal ganglion?
Which trigeminal sensory nuclei is responsible for propioception from the jaw?
main sensory nucleus
mesencephalic nuclei
cuneate nucleus
spinal trigeminal nucleus
the trigeminal nerve is located on the (a) base of Pons
This trigeminal sensory nucleus does NOT receive signaling of (a)
Which nucleus is located lateral to the main sensory nucleus (think about the general rule)?
mesencephalic nucleus
spinal trigeminal nucleus
trigeminal motor nucleus
None of the above
Integration of all incoming somatosensory information occurs in areas __ and __ ( , )
(a)
A lesion in which area results in deficits in using tactile information to discriminate the texture or shape of an object?
1
2
3
5
SII receives the bulk of direct projections from VPL and VPM
True
False
This area receives the bulk of input from VPL and VPM
3a
3b
2
1
List the order of somatosensory info reception and processing in the brain (eg 1 2 3 4 5 6)
1 2 3 5
2 3 1 5
3 2 1 5
3 1 2 5
Cortical Processing for Perception, Object ID, and Action involves a dorsal pathway from SI to (a) (3 words)
Area (a) expresses submodality convergence and allows selectivity to orientation, direction, edge, and shape
A "____" pathway in SII serves as the gateway from the somatosensory cortex to the temporal lobe for memory processing
Who
What
When
Where
Why
SII integrates these features.....
visual features
spacial features
olfactory features
temporal features
