NATS 1650 Study Guide - Quiz Guide: Wisdom Tooth, Pylorus, Peristalsis
8 Jan 2020
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Mechanical and chemical breakdown of food (digestive enzymes) Absorption in the wall of the intestines. Average adult has 32 teeth (16 on top 16 on bottom) Wisdom teeth are impacted if they don"t break the surface. By far the largest, just in front of the ear. The parotid duct pierces your cheek muscle going into the oral cavity. Laterally and at the bottom of the oral cavity; opens under the tongue. You have a total of 6 salivary glands, three on each side. Smooth muscle tube (cannot control it consciously) Wave-like action pushes the food down, peristalsis. Walls of the stomach crush the food. Ridges on the side of the walls that excrete digestive enzymes. Opening of smooth muscle that opens and closes. To prevent stomach contents from going the wrong way. Close to keep things in the stomach until it is done with breakdown. Proximal is closer to the beginning, distal is closer to the end (anus)
