Chapter 6 DIGESTION ABSORPTION §l.Introduction Concept of digestion absorption Mechanical chemical digestion Characteristics of digestive smooth muscles General characteristics Electrophysiological characteristics Resting potential (RP) Slow wave or basic electrical rhythm (BER) Action potential (AP) Chapter 6 DIGESTION & ABSORPTION § 1. Introduction • Concept of digestion & absorption * Mechanical & chemical digestion • Characteristics of digestive smooth muscles * General characteristics * Electrophysiological characteristics Resting potential (RP) Slow wave or basic electrical rhythm (BER) Action potential (AP)