BIOL 3330 Exam 2 (Chapters 16 & 17) Review Questions With Accurate Answers

The portion of the tooth which we can see when we smile and look into the mirror is called the enamel. a.) True b.) False - correct answers a.) True The villi of the large intestine play a major role in water uptake. a.) True b.) False - correct answers b.) False The most striking histological feature of the stomach is the abrupt transition of esophageal simple columnar epithelium to stratified squamous epithelium. a.) True b.) False - correct answers b.) False Cementum is formed by: a.) Odontoblasts b.) Alveolar processes c.) Ameloblasts d.) Cementocytes - correct answers d.) Cementocytes Bony outgrowths of the maxilla and mandible called alveolar processes form a strong support for the teeth. a.) True b.) False - correct answers a.) True In the fundic glands of the stomach, HCl is produced by the: a.) Enteroendocrine cells b.) Parietal cells c.) Chief cells d.) Mucous neck cells - correct answers b.) Parietal cells Gastric intrinsic factor is needed for the uptake of Vitamin B12 which is needed for the production of RBC's in the bone marrow. a.) True b.) False - correct answers a.) True In the fundic glands of the stomach, mucus is produced by the: a.) Mucous neck cells b.) Parietal cells c.) Enteroendocrine cells d.) Chief cells - correct answers a.) Mucous neck cells Which of the functions listed below is not a function of the tongue? a.) Assists in modifying sounds for speech b.) Helps to absorb digested food c.) Contains taste buds to taste food d.) Manipulate food for better chewing - correct answers b.) Helps to absorb digested food The digestive tract begins at the oral cavity and forms a tubular structure that ends at the anus. a.) True b.) False - correct answers a.) True In which portion of the digestive system do you find stratified squamous epithelium? a.) Esophagus b.) Stomach c.) Small intestine d.) Large intestine - correct answers a.) Esophagus In which portion of the digestive system do you find plicae circulares? a.) Small intestine b.) Large intestine c.) Stomach d.) Esophagus - correct answers a.) Small intestine In the fundic glands of the stomach, gastric intrinsic factor is produced by the: a.) Chief cells b.) Enteroendocrine cells c.) Parietal cells d.) Mucous neck cells - correct answers c.) Parietal cells In which portion of the digestive system do you find columnar cells acting as a glandular sheet? a.) Small intestine b.) Stomach c.) Large intestine d.) Esophagus - correct answers b.) Stomach In which portion of the digestive system do you find the plexus of Meissner. a.) Small intestine b.) Large intestine c.) Esophagus d.) Stomach - correct answers a.) Small intestine Choose from below the type of tongue papillae that are mushroom-shaped, have a thin epithelial covering and appear red due to appearance of blood vessels just beneath the epithelium. a.) Circumvallate papillae b.) Filiform papillae c.) Fungiform papillae d.) Striated papillae - correct answers c.) Fungiform papillae Fundic Glands are found in the stomach mucosa and empty into the gastric pit region of stomach. a.) True b.) False - correct answers a.) True Large masses of lymph nodes called Peyer s Patches are indicative of the ileum. a.) True b.) False - correct answers a.) True Intestinal villi contain blind lymph capillaries which assist in transporting fat globules to the venous blood supply. a.) True b.) False - correct answers a.) True In which portion of the digestive system do you find the Crypts of Lieberkuhn? a.) Large intestine b.) Stomach c.) Esophagus d.) Small intestine - correct answers d.) Small intestine Paneth cells are found in which glands listed below? a.) Gastric glands b.) Intestinal glands c.) Esophageal glands d.) Lymphois glands - correct answers b.) Intestinal glands In the fundic glands of the stomach, serotonin and motilin is produced by the: a.) Parietal cells b.) Chief cells c.) Mucous neck cells d.) Enteroendocrine cells - correct answers d.) Enteroendocrine cells Tooth enamel is formed by the: a.) Cementocytes b.) Odontoblasts c.) Alveolar processes d.) Ameloblasts - correct answers d.) Ameloblasts The lining epithelium of the esophagus is pseudostratified squamous epithelium. a.) True b.) False - correct answers b.) False Filiform papillae on the dorsal surface of the tongue contain about 10 - 12 taste buds per papillae. a.) True b.) False - correct answers b.) False Which function below is not part of the what the small intestine does? a.) Absorption b.) Move chyme forward c.) Aid in digestion by secretion of enzymes d.) Secrete HCl - correct answers d.) Secrete HCl The muscularis externa of the small intestine is distinguished by the presence of three longitudinal muscle bands called the taniae coli which maintain muscle tonus. a.) True b.) False - correct answers b.) False In the fundic glands of the stomach, pepsin is produced by the: a.) Chief cells b.) Mucous neck cells c.) Enteroendocrine cells d.) Parietal cells - correct answers a.) Chief cells The appendix is located near the ileocecal junction. a.) True b.) False - correct answers a.) True The space in side the stomach is considered outside the body. a.) True b.) False - correct answers a.) True Tooth dentin is produced by the: a.) Alveolar processes b.) Ameloblasts c.) Odontoblasts d.) Cementocytes - correct answers c.) Odontoblasts Striated muscles in the tongue are arranged in a two-dimensional arrangement to provide for better manipulation of tongue. a.) True b.) False - correct answers b.) False Choose from below the type of tongue papillae that are structured as high, narrow and conical and give them a threadlike appearance. a.) Fungiform papillae b.) Circumvallate papillae c.) Striated papillae d.) Filiform papillae - correct answers d.) Filiform papillae The stomach glands secrete from ml. of chyme in a 24 hour period. a.) True b.) False - correct answers b.) False Peptidase which breaks down peptides to individual amino acids is produced by which cells listed below. a.) Argentaffin cells b.) Chief cells c.) Paneth cells d.) Parietal cells - correct answers c.) Paneth cells Pernicious anemia is caused by the lack of uptake of Vitamin A. a.) True b.) False - correct answers