front 1 Air moves out of the lungs when the pressure inside the lungs is . | back 1 greater than the pressure in the atmosphere |
front 2 The relationship between gas pressure and gas volume is describes by . | back 2 boyle's law |
front 3 The statement " in a mixture of gases, the total pressure is the sum of the individual partial pressures of gases in the mixture" paraphrases . | back 3 dalton's law |
front 4 Surfactant helps to prevent the aveoli from collapsing by . | back 4 interfering with the cohesiveness of water molecules, thereby reducing the surface tension of alveolar fluid. |
front 5 With the Bohr effect, more oxygen is released because an . | back 5 decrease in pH (acidosis) weakens the hemoglobin-oxygen bond |
front 6 The local matching of blood flow with ventilation is . | back 6 ventilation-perfusion coupling |
front 7 The most powerful respiratory stimulus for breathing in a health person is . | back 7 increase of carbon dioxide |
front 8 The pyloric sphincter regulates passage of chyme from the stomach into the duodenum. | back 8 true |
front 9 Tidal volume is air . | back 9 exchange during normal breathing |
front 10 Possible causes of hypoxia include . | back 10 too little oxygen in the atmosphere |
front 11 Which statement about CO2 is incorrect? | back 11 more CO2 dissolves in the blood plasma than is carried in the RBCs. |
front 12 Oxygen and carbon dioxide are exchanged in the lungs and through all cell membranes by . | back 12 diffusion |
front 13 How is the bulk of carbon dioxide carried in blood? | back 13 as the bicarbonate ion in the plasma after first entering the red blood cells |
front 14 What does NOT influence hemoglobin saturation? | back 14 nitric oxide |
front 15 Smoking diminishes ciliary action and eventually destroys cilia. | back 15 true |
front 16 Alcohol id first absorbed at the . | back 16 stomach |
front 17 The type of tooth responsible for tearing and shredding is the . | back 17 canine |
front 18 The function of the hepatic portal circulation is to . | back 18 collect absorbed nutrients for metabolic processing or storage. |
front 19 What hormone causes an increased output of enzymes-rich pancreatic juice and stimulates gallbladder contraction to release bile? | back 19 cholecystokinin |
front 20 This statement is true concerning the number and type of permanent teeth: | back 20 there are 32 permanent teeth, and the wisdom teeth are the last to emerge. |
front 21 Saliva does NOT . | back 21 contain enzymes that begin the breakdown of proteins |
front 22 Hydrochloric acid is secreted by the of the stomach. | back 22 parietal cells |
front 23 There are three phases of gastric secretion. The cephalic phase occurs . | back 23 before food enters the stomach and is triggered by aroma, sight, or thought. |
front 24 Pepsinogen, a digestive enzyme, is secreted by the . | back 24 chief cells of the stomach |
front 25 You have just eaten a meal high in complex carbohydrates. What enzymes will help to digest the meal? | back 25 amylase |
front 26 The ducts that deliver bile and pancreatic juice from the liver and pancreas, respectively, unite to form the . | back 26 hepatopancreatic ampulla |
front 27 What vitamin requires intrinsic factor in order to be absorbed? | back 27 B12 |
front 28 Digestion of would be affected the most if the liver was damaged | back 28 lipids |
front 29 What is an essential role played by large intestine bacteria? | back 29 synthesize vitamin K and B-complex vitamins |
front 30 Surgical cutting of the ligual frenulum would occur in the part of the body. | back 30 oral cavity |
front 31 The part of the peritoneum that covers the external surfaces of most digestive organs is the visceral peritoneum. | back 31 true |
front 32 What part of the tooth bears the force of chewing? | back 32 enamel |
front 33 portal triads contain a branch of the hepatic artery, hepatic portal vein and bile duct. | back 33 true |