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Brain stem
NS for physios
42
Medical
Undergraduate 2
10/10/2006

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Cards

Term
Medulla contains nuclei for cranial nereves
Definition
V111,IX,X,Xi,Xii (8-12)
Term
Fibres that connect pons with 2 sides of cerebellum are
Definition
cerebellar peducles
Term
region of midbrain involv. in pain suppr. + fight /flight responses =
Definition
Periaqueductal Gray matter.
Term
4 large nuclei in midbrain are known collectively as
Definition
corpora quadrigemina
Term
The superior colliculi are involved in
Definition
eye tracking
Term
The inferior colliculi are involved in reflex responses to
Definition
sound.
Term
The midbrain contains nuclei that control cranial nerves
Definition
3 + 4.
Term
the Pons forms anterior wall of
Definition
4th ventricle
Term
the pyramids are formed by ? tracts descending from motor cortex
Definition
corticospinal
Term
lateral to the pyramids are the
Definition
olives
Term
olivary nuclei relay info on ? to cerebellum
Definition
stretch of muscles + joints
Term
vestibular nuclei in pons + medulla known collectively as
Definition
vestib nuclear complx
Term
medulla conts nuclei for ? + ? centres
Definition
cardiovascular, respiratory
Term
loose cluster of neurons extend thru cent. core of Bstem =
Definition
Reticular Formation
Term
Sections of Reticular Formation =
Definition
Lateral , Medial + Midline or Raphe Nuclei
Term
the part of the Reticular Formation that acts as a filter for sensory info =
Definition
Retic Activating Sys
Term
Roof of the MidBrain is known as the
Definition
Tectum
Term
Floor Of the MidBrain is known as The
Definition
Tegmentum
Term
the Reticular Formation contains neurons that form the ascending ? system
Definition
arousal
Term
The substantia nigra are found within the 2 ? of the midbrain
Definition
cerebral peduncles
Term
the red nucleus are located in the tegmentum of the
Definition
midbrain
Term
the red nucleus are associated with
Definition
muscle tone
Term
BStem is responsible for ? (4)
Definition
respiration, blood pressure,pulse, consiousness
Term
pons contains cranial nuclei (3)
Definition
5,6,7
Term
descending motor tracts go through ? peduncles
Definition
anterior
Term
ascending sensory tracts go through ? peduncles
Definition
posterior (rem up thru ass!)
Term
basilar section of midbrain in anterior/posterior
Definition
anterior
Term
basilar section contains mainly ? nuclei
Definition
motor
Term
basliar section contains mainly descending/ascending p/ways
Definition
descending
Term
recitcular formation is in ? section
Definition
tegmentum
Term
brain stem lesions can cause 4 d’s =
Definition
dysmetria, dysphagia,dysartharia,diplopiabrain
Term
the pons contains cranial nerves for ? m.ment + sensation
Definition
face
Term
? contains either structures involved with eye or ear reflexes
Definition
Tectum
Term
which part of Brain Stem contains decussating ascending and descending pathways
Definition
Medulla
Term
Substantia nigra, red nucleus, cerebral peduncles, cerebral aqueduct, colliculi, reticular formation are located in ?
Definition
midbrain
Term
descending structures such as the corticospinal and corticobulbar tracts, substantia nigra and red nucleus are found in which part of Brain Stem
Definition
basilar part of midbrain
Term
the 4 colliculi are in the ? part of Brain Stem
Definition
tectum
Term
The dorsal columns exist in the spinal cord as ? (legs) and ? (arm).
Definition
fasciculus gracilis + fasciculus cuneatus
Term
Once the dorsal columns synapse, in the medulla they are called the
Definition
medial lemniscus
Term
The ascending/descending reticular formation is also called the reticular activating system
Definition
ascending
Term
reticular activating system is responsible for the
Definition
sleep-wake cycle
Term
The descending/ascending reticular formation is involved in posture as well as autonomic nervous system activity
Definition
descending
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