Pupillary response Pupillary response Pupillary response is a physiological response that varies the size of the pupil, via the optic and oculomotor cranial nerve. A constriction response (miosis), is the narrowing of the pupil, which may be caused by scleral buckles or drugs such as opiates/opioids or anti hypertension medications. Constriction of the pupil occurs when the circular muscle, controlled by the parasympathetic nervous system (PSNS), contracts. A dilation response (mydriasis), is the widening of the pupil and may be caused by adrenaline, anticholinergic agents or drugs such as MDMA, cocaine, amphetamines and some hallucinogenics. Dilation of the pupil occurs when the
Batman: The Widening Gyre hiatuses and ran to July 2010 and Book 2 was pushed to late 2013. Ultimately, after further delays on Book 2, Smith decided to turn the second half of "Batman: Widening Gyre" into a separately titled mini-series called "Batman: Bellicosity". Following a tip from Nightwing, Batman discovers Arkham Asylum is completely overgrown with plant life. Upon investigation, Batman finds that Poison Ivy is currently in a dispute with Etrigan the Demon, and she has been turning Arkham Asylum into a fortress to protect herself. Batman and Etrigan do battle, but Batman is on the losing end. As Etrigan is about