WGU D115 OA Study Guide Unit 6 What type of fibers stimulate the salivary glands? - ANSWER Cholinergic fibers What part of the esophagus is innervated by nerve fibers? - ANSWER The lower third What artery provides blood to the stomach? - ANSWER Celiac artery What hormone is responsible for the inhibition of stomach contraction? - ANSWER Secretin 1 / 3
Gastrin increases stomach contraction (aids in motility) and produces acid in the antrum, duodenum, and pancreas by G-cells Which cells of the stomach secrete hydrochloric acid and intrinsic factor? - ANSWER Parietal cells Pernicious anemia* (Vitamin B12 deficiency) Which enzyme is responsible for cleaving fatty acids from phospholipids? - ANSWER Phospholipase Which enzyme is responsible for breaking the end amino acids away from the ingested protein? - ANSWER Carboxypeptidase 2 / 3
What is true of unconjugated bilirubin? - ANSWER Unconjugated bilirubin is bilirubin bound to albumin.Also called "free bilirubin" Define pepsin - ANSWER Produced in the stomach and breaks down proteins Think P and P Define Lipase - ANSWER Produced by the pancreas and breaks down triglycerides Define amylase - ANSWER Produced in the mouth and breaks down starch "Amy eats a starchy meal"
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