NUTRI 101 Exam 2 Questions with Correct Answers Latest Update

NUTRI 101 Exam 2 Questions with Correct Answers Latest Update What type of muscle tissue is found in the lining of organs such as the esophagus, stomach, and small intestine? - Answers smooth Atoms are the fundamental units that make up the world around us. Which of the following is not a part of an atom? - Answers molecules What term refers to the form of GI movement that both mixes and slowly propels food? - Answers segmentation Bile plays an important role in the digestion of which nutrient? - Answers fats Which of the following GI hormones is released in response to the presence of food in the stomach and is responsible for increasing gastric emptying? - Answers Gastrin molecules that contain thousands of atoms bonded together are... - Answers macromolecules when a chemical bond forms between two glucose molecules - Answers condensation when a chemical bond forms between two glucose molecules - Answers hydrolysis have carbon atoms - Answers organic acids do not have carbon atoms - Answers inorganic acids when fluids have more hydroxide ions than hydrogen ions they are - Answers basic/alkaline a substance that releases or binds hydrogen ions, which enables fluids to resist changes in pH - Answers buffer a process that does not require energy (ATP) is called - Answers a passive transport mechanism one that does require energy (ATP) is called an - Answers active transport mechanism enables substances to cross cell membranes from a region of higher concentration to a region of lower concentration without using energy (ATP) in the process - Answers simple diffusion involves the passive movement of a substance down its concentration gradient (high concentration to low concentration) but differs from simple diffusion in that it requires the assistance of a membrane-bound transport protein that facilitates the movement of materials across cell membranes. - Answers facilitated diffusion Which of the following organelles produces ATP used by cells and serves as the cell's power station? - Answers mitochondria Identify the accessory organ that participates in digestion but is not part of the GI tract. - Answers pancreas sensation of taste - Answers gustation What kind of cells release an important secretion called mucus that forms a protective coating that lubricates the mucosal lining in the digestive tract? - Answers goblet The vagus nerve provides complex, bidirectional interactions between the enteric nervous system and what other nervous system? - Answers central Anosmia refers to the loss of which of the following? - Answers smell Food components that are able to resist the powerful actions of digestive enzymes eventually enter the large intestine. How long before these components leave the body entirely? - Answers 10-24 hours Once indigestible fiber enters the large intestine primarily intact, microbiota can break down