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rostrum
(redirected from rostral)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.06 sec.
rostrum
1. a platform or dais in front of an orchestra on which the conductor stands
2. another word for ram (sense 4)
3. the prow or beak of an ancient Roman ship
4. Biology Zoology a beak or beaklike part

rostrum [′rä·strəm]
(biology)
A beak or beaklike process.


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34) In this case, BR could not voluntarily activate the thenar muscles; however, muscles innervated by the same nerve root also may increase in cortical excitability, because both the rostral contribution of the median nerve, and the musculocutaneous nerve both originate from C5-C6.
Animals were decapitated, the cerebellum was removed, and the brainstem and forebrain were separated by a cut made rostral to the thalamus.
Using a brain-scanning machine called an fMRI scanner, the scientists were able to see that this level of pain sparked a lot of activity in a part of the brain called the rostral anterior cingulate cortex.
 
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