Function of the Vagus Nerve. Human Beings have an Autonomic Nervous System (ANS) that is actually comprised of three separate subsystems, the Parasympathetic Nervous System (PNS), the Sympathetic Nervous System (SNS) and the Enteric Nervous System (ENS).
What is a CDR? A Continuing Disability Review (CDR) is a routine review done by the Social Security Administration (SSA). CDRs are done to make sure that people receiving Social Security (SSD) and Supplemental Security Income (SSI) disability benefits are still disabled and entitled to those benefits.
The System Functional Review (SFR) is a technical review to ensure that the systemâs functional baseline is established and can satisfying the requirements of the Initial Capabilities Document (ICD) or draft Capability Development Document (CDD) within the currently allocated budget and schedule.