Hepatitis B: Symptoms. In many cases there are no symptoms in the early stages of hepatitis B infection. Many children and some adults do not develop any symptoms until complications, such as cirrhosis develop. Symptoms of hepatitis B can include flu-like symptoms, fever, headache, nausea, muscle aches and weakness.
The autonomic nervous system (ANS) is a very complex, multifaceted neural network that maintains internal physiologic homeostasis. This network includes cardiovascular, thermoregulatory, GI, genitourinary (GU), and ophthalmologic (pupillary) systems (see the following image).
The Autonomic Nervous System (ANS) I. Introduction. A. Overview. System of motor neurons innervating smooth and cardiac muscle and glands; Autonomic nerves make adjustments to many changes identified by the sensory division of the PNS; B. Comparison of SNS (Somatic Nervous System) to ANS (Autonomic Nervous System) Diagram. ANS differs from the SNS in: