10/10/2011

cerebellar peduncles


Cerebellar peduncles

Afferent  tracts
Efferent  tracts
Superior /
brachium conjunctivum
Efferents >  Afferents

  §  Anterior-spinocerebellar
  §  Tecto-cerebellar
  §  Cerebellorubral
  §  Dentatothalamic
  §  Fastigioreticular
Middle /brachium pontis
Only  Afferent fibres

  §  Pontocerebellar 

Inferior /restiform body
Mainly concerned with integrating proprioceptive
sensory input with motor vestibular functions such as balance and posture maintenance.
  §  Olivo-cerebellar
  §  Para-olivo-cerebellar
  §  Vestibulo-cerebellar
  §  Reticulo-cerebellar
  §  Posterior spinocerebellar
  §  Trigeminocerebellar
  §  Cuneocerebellar
  §  Anterior exterior arcuate
  §  Arcuatocerebellar  (striae medullares)
  §  Cerebello-olivary
  §  Cerebello-vestibular
  §  Cerebello-reticular

Extensor compartment of wrist


Extensor compartments of wrist

1st
radial side
2nd
3rd
4th
5th
6th
ulnar side
§  Abductor pollicis longus
§  extensor pollicis brevis
§  extensor carpi radialis longus
§  extensor carpi radialis brevis
§  extensor pollicis longus

§  3 tendons of Extensor digitorum
§  Extensor indicis

§  Extensor digiti minimi
§  Extensor carpi ulnaris

AbPL
EPB
ECRL
ECRB
EPL
ED — 3 tendons
EI
EDM
ECU