NEUROANATOMY LAB QUIZ
Brain & Behaviour
WEEK 2
A Describe the motor and sensory deficits associated with a spinal cord injury at C8 encompassing the hatched area.
A Brown Sequard Syndrome:
- loss of pain & temperature on contralateral side of body
- loss of discriminative touch, vibration & proprioception on ipsilateral side of body
- UMN lesion on ipsilateral side of body
- LMN for C8 myotome
A Identify. What is this structure derived from?
B What modality is carried by these fibres?
B What modality is carried by these fibres?
A denticulate ligament derived from pia
B motor
B motor
A Identify.
B What type of neuron is found in this structure?
B What type of neuron is found in this structure?
A cauda equina
B DRG, spinal ganglion (contains pseudo-unipolar, sensory neurons)
B DRG, spinal ganglion (contains pseudo-unipolar, sensory neurons)
A Where do the fibres originating in this structure terminate?
B Identify.
B Identify.
A contralateral VPL of thalamus
B pyramid, corticospinal tract
B pyramid, corticospinal tract
A Identify.
B Where are the cell bodies of the fibres traveling in this structure located?
B Where are the cell bodies of the fibres traveling in this structure located?
A pons
B pyramids - cell bodies are in the ipsilateral motor cortex
B pyramids - cell bodies are in the ipsilateral motor cortex
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