Vein of Galen drains into ?
Ans. is 'c' i.e., Straight sinusGreat cerebral vein of Galen is formed by union of two internal cerebral veins.It drains into straight sinus.Is 2 cm long.Its tributeries are internal cerebral vein, basal vein, occipital vein and posterior callosal vein.
Internal Juglar vein
External Juglar vein
Straight sinus
Superior sagittal sinus