Cerebellum and Medial Surface

Question 1

What is the obex?

Answer 1

Inferior apex of rhomboid fossa which narrows to become the SC

Question 2

What makes up the cerebellum?

Answer 2

Folia

Question 3

What separates the cerebellum into 2?

What is the other main fissure?

Answer 3

Vermis

Primary Fissure: Anterior and Posterior Lobe

Question 4

What are the 4 swellings found in the 4th ventricle?

Answer 4

Facial Colliculi, Vestibular Trigone, Hypoglossal Triangle and Vagal Triangle

Question 5

What is the role of the Hypothalamic Sulcus and the Interthalamic Adhesion?

Answer 5

Sulcus: Separates Hypothalamus and Thalamus
Adhesion: Connects thalami of each hemisphere

Question 6

What is the role of the Lamina Terminalis?

Answer 6

Border of 3rd ventricle to avoid draining of CSF

Question 7

What is Anterior Commissure role?

Answer 7

Temporal and Olfactory Connections

Question 8

What is the role of the Septum Pellucidum?

Answer 8

Double membrane sheet to separate the anterior horns of the lateral ventricles