BIOL 251 Unit Exam 4/ (40.0/ 40.0 Points) / A+ GUIDE | American Public University

Unit Exam 4 Return to Assessment List Part 1 of 3 - Part 1 40.0/ 40.0 Points From chapter 23 Question 1 of 22 4.0 / 4.0 Points Which of the following is not considered an accessory organ o f digestion? • A. Pancreas • B. Large intestine • C. Gallbladder • D. Liver • E. None of the above are considered accessory organs of digestion Feedback:Good work; your answer is correct! Question 2 of 22 4.0 / 4.0 Points Where are carbohydrates first digested? • A. Mouth • B. Stomach • C. Liver • D. Small intestine • E. Esophagus Feedback:Good work; your answer is correct! Question 3 of 22 4.0 / 4.0 Points In which organ below does the majority of digestion occur? • A. Large intestine • B. Pancreas • C. Small intestine • D. Liver • E. Stomach Feedback:Good work; your answer is correct! Question 4 of 22 4.0 / 4.0 Points The is the thin layer of the mucosa responsible for pulling the mucosa into its many folds which increases the surface area of the alimentary canal. • A. Muscularis (externa) • B. Submucosa • C. Serosa • D. Muscularis mucosa • E. None of the above Feedback:Good work; your answer is correct! Question 5 of 22 4.0 / 4.0 Points Food makes its way from the esophagus into the stomach. Before passing into the stomach it must go through the . • A. Oropharynx • B. Trachea • C. Lower esophageal sphincter • D. Duodenum • E. Upper esophageal sphincter Feedback:Good work; your answer is correct! Question 6 of 22 4.0 / 4.0 Points The is where chemical digestion begins. • A. Small intestine • B. Large intestine • C. Pancreas • D. Mouth • E. Stomach Feedback:Good work; your answer is correct! Question 7 of 22 4.0 / 4.0 Points How many lobes does the liver have? • A. 2 • B. 3 • C. 5 • D. 1 • E. 4 Feedback:Good work; your answer is correct! Question 8 of 22 4.0 / 4.0 Points The secretes into the . • A. Liver; gastrin; pancreatic duct • B. Pancreas; pepsinogen; common hepatic duct • C. Gallbladder; bile; common bile duct • D. Pancreas; bile; pancreatic duct • E. None of the above Feedback:Good work; your answer is correct! Question 9 of 22 4.0 / 4.0 Points Our body’s ability to absorb vitamins from foods and supplements we take is vital to our health. Why do you think consuming some fat in the diet is important? • A. We need fat to help with absorption of fat-soluble vitamins such as A, D, E, and K • B. We need fat to help with absorption of water-soluble vitamins such as C, B1, B6 and B9 • C. We need fat to help with absorption of protein • D. We need fat to help with absorption of fiber • E. None of the above Feedback:Good work; your answer is correct! Question 10 of 22 4.0 / 4.0 Points The two regulatory mechanisms (controls) of the digestive system are and . • A. Neural and hormonal • B. Hormonal and enzymatic • C. Neural and enzymatic • D. The digestive system only has enzymatic control and nothing else • E. None of the above Feedback:Good work; your answer is correct! Part 2 of 3 - Part 2 20.0/ 30.0 Points From chapter 24.1-4 Question 11 of 22 5.0 / 5.0 Points Which pathway produces the most ATP molecules? • A. Electron Transport Chain • B. Krebs cycle • C. Lactic acid fermentation • D. Glycolysis Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.2. Question 12 of 22 0.0 / 5.0 Points If anabolic reactions exceed catabolic reactions, what would the result be? • A. Weight loss • B. Development of disease • C. Metabolic rate decreases • D. Weight gain Feedback:Incorrect. This can be found in the OpenStax Anatomy and Physiology section. Section 24.1. Question 13 of 22 5.0 / 5.0 Points Lipids in the diet can be all of the following EXCEPT? • A. Broken down into energy for the body. • B. Converted into acetyl CoA. • C. Stored as triglycerides for later use. • D. Used to build new proteins. Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.3. Question 14 of 22 0.0 / 5.0 Points A monosaccharide is formed from a polysaccharide in what kind of reaction? • A. Anabolic reaction • B. Catabolic reaction • C. Oxidation-reduction reaction • D. biosynthetic reaction Feedback:Incorrect. This can be found in the OpenStax Anatomy and Physiology section. Section 24.1. Question 15 of 22 5.0 / 5.0 Points Which one of the following is NOT an example of an anabolic reaction? • A. Fatty acids to triglycerides. • B. Amino acids to proteins. • C. Proteins to monomers. • D. Monosaccharides to polysaccharides. Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.1. Question 16 of 22 5.0 / 5.0 Points What process takes place in the liver and is the creating of new glucose molecules from pyruvate, lactate, glycerol, or amino acids? • A. Glycogen • B. Glycolysis • C. Gluconeogenesis • D. Glucokinase Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.2. Part 3 of 3 - Part 3 30.0/ 30.0 Points From chapter 24.5-7 Question 17 of 22 5.0 / 5.0 Points Fever increases the body temperature and can induce chills to help cool the temperature back down. What other mechanisms are in place to regulate the body temperature? • A. Shivering • B. Sweating • C. Erection of the hairs on the arms and legs • D. All of the above Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.6. Question 18 of 22 5.0 / 5.0 Points Which one of the following is considered a Trace Mineral? • A. Iron • B. Calcium • C. Sodium • D. Potassium Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.7. Question 19 of 22 5.0/ 5.0 Points Which one of the following is NOT a water-soluble vitamin? • A. A • B. B1 • C. B12 • D. C Feedback: Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.7. Question 20 of 22 5.0 / 5.0 Points Which method of heat exchange is caused by the changing of the form of water from a liquid state to a gas? • A. Convection • B. Radiation • C. Conduction • D. Evaporation Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.6. Question 21 of 22 5.0 / 5.0 Points Which of the following is NOT one of the three metabolic states of the body? • A. The postabsorptive state • B. The absorptive state • C. The starvation state • D. The prestarvation state Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.5. Question 22 of 22 5.0/ 5.0 Points The accumulation of how many calories adds one pound of weight? • A. 200 • B. 1500 • C. 2000 • D. 3500 Feedback:Correct. This can be found in the OpenStax Anatomy and Physiology section. Section 24.7. Show Less