Muscularis externa Study guides, Class notes & Summaries

Occurs when small molecules pass through epithelial cells into the blood for distribution to the body cells correct answersabsorption The _______ abuts the lumen of the alimentary canal and consists of epithelium, Lamina propria, and muscularis mucosae correct answersmucosa Peristalsis correct answersInvoluntary waves of muscle contraction that keep food moving along in one direction through the digestive system. The _ traverses down the left side of the abdominal cavity and becomes the...

A gallstone that blocked the common bile duct would cause the fat content of feces to: a. Increase b. Decrease c. Stay the same - a. Increase Norepinephrine will cause secretion of stomach acid to: a. Increase b. Decrease c. Stay the same - b. Decrease A rise in plasma levels of gastrin will cause the activity of the stomach's muscularis externa to: a. Increase b. Decrease c. Stay the same - a. Increase

Martin Caon Examination Questions and Answers in Basic Anatomy and Physiology Third Edition Chapter 9: Gastrointestinal System 9.1 Anatomy and Function 1. Which type of cell produces hydrochloric acid? a. Zymogenic cells b. Parietal cells c. Chief cells d. Enteroendocrine cells Answer is B: The parietal cells of gastric glands produce hydrochloric acid. (Zymogenic cells are the same as chief cells, and they produce pepsinogen.) 2. What is the role of gastrin in the digestive ...

The motor activity of the muscularis externa is controlled by the - myenteric plexus Which of the following are true regarding the secretion of HCl? (choose all that apply) a.) The H, K ATPase, also known as proten pump is present on the apical membrane of the parietnal cells. b.) As a by-product of the HCl secretion, HCO3- is transported out of the cell from the basolateral side of the cell. This can cause a alkaline tide (pH increase in plasma) immediately after a meal. c.) Na, K ATPases...

PNB 2275 Exam 3 Questions and Answers 100% Pass The motor activity of the muscularis externa is controlled by the myenteric plexus Which of the following are true regarding the secretion of HCl? (choose all that apply) a.) The H, K ATPase, also known as proten pump is present on the apical membrane of the parietnal cells. b.) As a by-product of the HCl secretion, HCO3- is transported out of the cell from the basolateral side of the cell. This can cause a alkaline tide (pH increase in plasma) ...

BIO 202 Arizona State University -Bio 202 Lesson 9 Quiz well answered graded A+Which of the following is a term representing metabolic reactions in which enzymes split macro molecules into smaller molecules - correct answer Chemical digestion What is the mucous membrane that secures the tongue to the floor of the mouth - correct answer lingual frenulum What structure is continuous with the esophagus - correct answer laryngopharynx Which of the following describes the esophagus - correct...

function of digestive system - processes food, extracts nutrients and eliminates residue the physical breakdown of food into smaller parts - mechanical digestion A series of hydrolysis reactions that break dietary macromolecules into their monomers - chemical digestion 6 accessory organs - teeth, tongue, salivary glands, liver, gallbladder, pancreas what makes up the gi tract - stomach and intestines mechanical digestion occurs where - grinding of teeth and churning of stomach and small in...

How is the primitive gut tube formed? -through craniocaudal and lateral folding of the embryo via the incorporation of the dorsal part of the yolk sac into the embryo The primitive gut tube extends from the oropharyngeal membrane to the cloacal membrane and is divided into... -the foregut, midgut, and hindgut Compare the adult vs. embryonic histology of the GI tract. -adult: mucosa (epithelial lining and glands, lamina propria, and muscularis mucosae), submucosa, muscularis externa,...

A&P 2 Lab 6- Histology of Body Systems LOOKING AT THE LIVER UNDER THE MICROSCOPE • Liver is made up of a lot of cylinders called Hepatic lobules. • The hepatic lobules are made up of sheets of liver cells called Hepatocytes • There is a center vein that passes through the middle of the hepatic lobules that drain the blood from the microscopic structures and then eventually the liver itself. • The interior of the liver under the microscope- think of spreading open a book cover to cov...

PGY 300 GI exam Practice Questions and Answers 2023 The pylorus is_______________. A. a sphincter that separates stomach from small intestine B. a sphincter that separates stomach from esophagus C. a sphincter that separates small intestine from large intestine D. a compartment of the large intestine E. a skeletal muscle A The epithelial cells that are associated with Peyers's patches are __________. A. enterocytes B. M-cells C. GI-smooth muscle cells D. skeletal muscle cells ...