Exam 2 additional notes Flashcards
in the CNS, GABA receptors increase permeability to what?
Chloride
How to treat unbearable cancer pain?
Cordectomy: sever part of the spinothalamic tracts
Cerebellar disease will present how?
With dysmetria & ataxia
What are the 3 top causes for increases cerebral blood flow?
- increased CO2
- decreased O2
- increased local neuron activity
What will the symptoms of someone having a stroke in the middle cerebral artery be?
Loss of speech comprehension & loss to produce sounds
What visual fields would be affected in someone having a stroke in the Right middle cerebral artery?
Left side of both visual fields would be affected
Which part containing CSF is outside of the brain?
Cisterna magna
Which axons of the body do not synapse with interneurons? Where do they synapse?
Fingers, hands, wrists.
They synapse directly with the spinal cord motor neurons.
Which CSF containing structures drain directly into the subarachnoid space?
The median aperture foramen of Magendie & foramen of Luschka
Which part of the brain/cortex is responsible for developing a motor image?
The Premotor cortex
Which part of the cortex excites muscles?
The primary motor cortex
Which part of the brain/cortex is responsible for contraction of large muscle groups?
The Premotor cortex
Which part of the cortex is responsible for movement of fingers & small muscle groups?
Primary motor cortex
The supplement area of the motor cortex is responsible for what?
Bilateral movements
