Organization of the brainstem Flashcards
“Pons” means _____.
bridge
Obex
The area of the brainstem where the 4th ventricle is continuous with the central canal
The caudal end of the medulla is _____, and the rostral end is _____.
closed to the spinal cord
open to the 4th ventricle
The midbrain contains the _____, _____, and _____.
S/I colliculi
cerebral peduncles
cerebral aqueduct
The pons contains the _____, _____, and _____.
basal pons
middle cerebral peduncles
4th ventricle
The medulla contains the _____, _____, _____, _____, and _____.
Pyramids Olive 4th ventricle Medial lemniscus Inferior olivary nuclei
The columns and tracts of the brainstem include the _____, _____, and _____.
CST
STT
ML
The nuclei of the brainstem
Inferior olivary nucleus red nucleus substantia nigra locus ceruleus VTA
CST
descends from the motor strip to the anterior side of the brainstem
STT conveys
pain and temperature information
STT
ascends up brainstem through the thalamus
Posterior columns conveys
touch and proprioception
Posterior columns
ascent posterior spinal cord, end in nucleus gracilis of the medulla
The spinal cord ends at the _____.
caudal medulla
the contralateral medial lemniscus is formed at the _____.
caudal medulla
