781. Concerning the midbrain :

A. It passess superiorly through opening in the tentorium cerebelli *
B. The cavity of the midbrain is called the central canal
C. Below the inferior colliculi, the oculomotor nerve emerges from the posterior surface.
D. The interpeduncular fossa is bounded laterally by middle cerebellar peduncle

782. Crude touch and pressure sensation pathway is related to :

A. Anterior spinothalamic *
B. Lateral spinothalamic
C. The fasciculi gracilis
D. The fasciculi cuneatus
E. The medial lemniscus

783. The dural venous sinus that receives the great cerebral vein ( of Galen) is :

A. Inferior sagittal sinus
B. Superior sagittal sinus
C. Sigmoid sinus
D. Transverse sinus
E. Straight sinus *

784. Corpus callosum :

A. Connects the two cerebellar
B. Connects the two cerebral hemispheres *
C. Its anterior part connect fornix of the two sides
D. Is associated with vision
E. Its posterior part contains internal capsule

785. Clark ‘s nucleus transmits the following sensation :

A. Pain and temperature sensation
B. The connection between upper limb movement and the cerebellum
C. sense of movement of the upper limb to the cerebellum
D. Feeling of development of the lower appendage to the cerebellum *
E. Sensitivity of the cerebral hemisphere to movement of the lower limb

786. Vestibulospinal tract is composed of fibers derived from :

A. Superior vestibular nucleus
B. Inferior vestibular nucleus
C. Lateral vestibular nucleus *
D. Inferior Olivary nucleus
E. Spinal Tegmental tract

787. The extension of subarachnoid spaces is present around :

A. Vague nerve
B. Facial nerve
C. Oculomotor Nerve
D. Optic Nerve *
E. Olfactory Nerve

788. The Glial cell that contribute in blood brain barrier in the CNS is :

A. Microglia
B. Satellite cell
C. Ependymal cell
D. Oligodendrocyte
E. Astrocyte *

789. Regarding spinothalamic tract :

A. 1st order neurons located in the anterior horn of spinal cord
B. Takes origin in the dorsal root ganglion of spinal nerve *
C. Crosses to the opposite side in medulla
D. Is represented by lateral lemniscus in the brainstream
E. Passes through the dorsal funiculus

790. All of the following regarding the dural venous sinuses are true except :

A. The pituitary gland is closely related to the cavernous sinus.
B. The cavernous sinus has the first two divisions of the trigeminal nerve on its lateral wall
C. The transverse sinus continues as the sigmoid sinus
D. Through the pterygoid plexus , facial infection can spread to the cavernous sinus
E. They have valves *