1) Compare functional magnetic resonance imaging and magnetoencephalography with regard to spatial and temporal resolution.
2) What did Golgi and Cajal disagree about?
3) After learning neurobiology, a student describes oligodendrocytes in an exam: "Oligodendrocytes have short dendrites but they donot have axons." If you are his instructor, how many points will this student receive? If the student thinks he deserves full points, how would you explain to him?