Fall 2019, Patho Exam 2 Review

Fall 2019, Patho Exam 2 Review WEEK 4 – NERVOUS SYSTEM A. Nervous System a. What makes up the autonomic nervoussystem? i. The sympathetic and parasympathetic nervous systems ii. What isthe parasympathetic nervoussystem? 1. It conserves energy and the body’s resources 2. “Rest and Digest” iii. What isthe sympathetic nervoussystem? 1. Responds to stress by preparing the body to defend itself 2. “Fight or Flight” 3. How does this happen (5)? a. Catecholaminesreleased – epinephrine b. Mobilizes energy stores and increases blood glucose and decreases release of insulin c. Redistributes blood flow and increases muscle perfusion d. Increases diameter of bronchioles in the lungs e. Decreases peristalsis of the GI tract and skin