What is the circle of Willis?
a) A vascular circle consisting of two communicating arteries.
b) The circular pattern that the fissures make in the cortex.
c) It is the name of the path by which cranial nerves send messages to the brain.
d) The pattern of blood flow through the brain.
e) A rock band from the 1980s.
Question 2
Which system in the brain contains a variety of structures that have roles in the functioning of emotion, sexual behaviour, response selection and memory?
a) the cingulate cortex
b) the cranial system
c) the basal ganglia
d) the limbic system