Anatomy 201.docx - Anatomy 201 Study Guide For Quiz#4 and Exam#4 18 Revisit Lecture 9 Chapter 13(Nervous System 1 Nervous Tissue Functional Overview of

Anatomy 201.docx - Anatomy 201 Study Guide For Quiz#4 and...

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Anatomy 201 Study Guide For Quiz #4 and Exam #4 Chapters 16, 17, & 18 *** Revisit Lecture 9 Chapter 13 (Nervous System 1: Nervous Tissue) Functional Overview of the Nervous System – Chart Reflex arc components: Chapter 16 Autonomic Nervous System Over view of the Autonomic Nervous System (ANS) Controls many of the unconscious functions necessary for life (See chart)* Compare ANS with the PNS ANS- two neurons to cardiac and smooth muscle, glands, and fat cells. PNS- one neuron to skeletal muscle Effects of Sympathetic division e.g. fight, flight etc… In sympathetic division- fight, flight system stimulates tissue metabolism, increase alertness, and prepare the body to deal with emergencies Effects of parasympathetic division e.g. rest, digestion etc… Two neural pathways of the ANS Postganglionic Preganglionic Sympathetic division Parasympathetic division Visceral Reflex Reflex arc components: Anatomy of the ANS Sympathetic division o Thoracolumbar division o Lateral horn o Sympathetic neural pathway Parasympathetic division o Craniosacral division o
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