Professor West Is Lecturing on Sleep Cycles and Tells His

Multiple Choice

 Professor West is lecturing on sleep cycles and tells his class that the axons that form the retinohypothalamic pathway

A) come from special ipRGC cells within the suprachiasmatic nucleus (SCN) .
B) come from special cells called extrinsically photosensitive retinal ganglion cells.
C) come from special cells called intrinsically photosensitive retinal ganglion cells.
D) come from special color-sensitive ganglion cells within the retina.