1. what causes an epidural hemhorrage?

• acceleration-deceleration trauma and transverse forces

• blow to the side of the head

• prominences on the inside of the skull as it scrapes past them

• contrecoup injury

2. where is the auditory cortex?

in the temporal gyri of Heschl (area 41)

3. where in the brain is the Occulomotor cortex?

field of vision (area 8)

4. what syndrome arises from a spinal hemisection?

Braun-Sequard

5. what is the difference between a ganglion and a nucleus?

ganglion is in PNS

nucleus CNS

6. what sinus is on both sides of the selle turcica

sphenoidal sinus

7. list 3 white matter structures that connect the 2 hemispheres

• corpus callosum

• rostal commisure

• fornical commisure

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