Mydriasis pupil) or overactivity of the sympathetic nervous system (SNS). Pupil diameter also increases in reaction to cognitive tasks requiring memory and attention, and this phenomenon is used as an indicator of mental activation (‘arousal’) in psychophysiological experiments . Natural release of the hormone oxytocin can cause mild to moderate mydriasis. Parasympathetic fibers travel with cranial nerve III, the oculomotor nerve, to innervate the circular layer of muscle of the eye (sphincter pupillae). Damage to this nerve typically manifests itself as mydriasis, because the sympathetic supply to the pupil, which causes mydriasis, remains unaffected, and therefore unopposed. Multiple central nervous system
What is Living and What is Dead in Indian Philosophy commenting on this point, notes: Hiriyanna expresses his perplexity in reviewing the Nyaya-Vaisesika view of consciousness, and then comes out with a comment equating this view with the Charvaka view of consciousness: What is Living and What is Dead in Indian Philosophy What is Living and What is Dead in Indian Philosophy is a 1976 book by Debiprasad Chattopadhyaya. Explaining the relationship between the soul and consciousness in the Nyaya-Vaisesika philosophy, Debiprasad Chattopadhyaya makes three points. First, consciousness in this view is knowledge (jnana) in an empirical sense. Second, consciousness is one of the multiple qualities of the soul. Third,