arousal

Introduction

The state of being awake & reactive to stimuli

Physiology

• activation of the
  • reticular activating system
  • autonomic nervous system
  • endocrine system
• sensory alertness, mobility & readiness to respond

More general terms

• physiologic process

More specific terms

• alertness (vigilance)

Additional terms

• awareness
• disorder of arousal; lack of awareness; impaired consciousness