Pons Flashcards
Anterior part of pons
Basal part
Posterior part of pons
Pontine tegmentum
What structure divides anterior and posterior pary of pons?
Trapezoid body.
Anterior to cerebellum
Pons
Connects midbrain and medulla
Pons
Transverse collection of fibres on each side of anterior surface of pons
Middle cerebellar peduncle
Shallow groove on anterior aspect of pons.
Basilar groove. Holds basilar artery
Cranial nerve emerging on anterolateral surface of pons.
Trigeminal nerve
A pair, each with a small medial motor part and a large lateral sensory part
What cranial nerves emerge In the groove between pons and medulla
F- facial
A-Abduscens
V-Vestibulochoclear
What forms upper half of 4th ventricle?
Posterior surface of pons
The posterolateral aspect of poms blocked by
Superior cerebellar peduncles
Posterior pons divided into symmetrical halves by?
Median sulcus
Lateral to median sulcus?
Medial eminence
Lateral to medial eminence
Sulcus limitans
Inferior end of medial eminence expanded to form
Facial colliculus produce by root of facial nerve winding around nuclues of abduscens nerve