Gcu Bio 202 Exam 3 Questions And Correct Verified Solutions By Experts 2025/2026 Latest Guide.

GCU BIO 202 EXAM 3 QUESTIONS AND CORRECT VERIFIED SOLUTIONS BY EXPERTS 2025/2026 LATEST GUIDE. 1. According to Dalton's Law CORRECT ANSWER The total pressure of a mix of gases is equal to the sum of the partial pressures of each of those gases. 2. Which best describesthe function of lung surfactant? CORRECT ANSWER It reducesthe surface tension, which reduces the energy needed to expand the lungs. 3. The ultimate goal of the process of respiration is. CORRECT ANSWER To synthesize ATP. 4. What isthe PRIMARY method by which CO2 istransported in the blood? CORRECT ANSWER As bicarbonate molecule 5. Urine is composed of . CORRECT ANSWER Plasma filtrate - Reabsorbed mol- ecules + Secreted molecules 6. Which ofthe following would be likely to cause an increase in GFR (glomeru- lar filtration rate)? CORRECT ANSWER Efferent arteriole constriction. 7. A patient with diabetes insipidus has experienced damage to the hypo- thalamus and will produce large quantities of dilute urine due to CORRECT ANSWER CORRECT ANSWER antidiuretic hormone (ADH) hyposecretion. 8. The stomach is covered with this to increase the surface area? CORRECT ANSWER Rugae 9. What is B12 needed for CORRECT ANSWER RBC production 10. What are the 3 layers of the stomach CORRECT ANSWER oblique (inner most layer), circular (middle), longitude outer most layer) 11. What are the 4 functions of the stomach CORRECT ANSWER mechanical breakdown, storage of food, disruption of chemical bonds, and the production of intrinsic factor 12. What is found within the gastric glands CORRECT ANSWER parietal and chief cells 13. What do parietal cells secrete? CORRECT ANSWER HCL 14. What do proton pump inhibitors (PPI) do? CORRECT ANSWER stop oxygen from parietal cells 15. What do chief cells make? CORRECT ANSWER pepsinogen 16. T/F are chief cells important for digestion? CORRECT ANSWER TRUE 17. What do G cells release? CORRECT ANSWER Gastrin. 18. Where are D cells located? CORRECT ANSWER in pyloric glands 19. What do D cells secrete? CORRECT ANSWER somatostatin 20. What are the 3 phases of gastric secretion? CORRECT ANSWER cephalic phase, gastric phase, and intestinal phase 21. T/F are nutrients secreted in the stomach? CORRECT ANSWER FALSE 22. What are finger like structures in the mucosa membrane known as? CORRECT ANSWER Villi 23. What is located on theVilli? CORRECT ANSWER Microvilli 24. What will bicarbonate be used for? CORRECT ANSWER it will be used to bring PH up from a 2-4 to a 7 25. What does enteropeptidase do? CORRECT ANSWER it activates pancreatic proenzyme trysinogen 26. What does enteroendocrine produce? CORRECT ANSWER gastrin, cholecystokinin and secretin 27. What is hydrolysis? CORRECT ANSWER it splits large insoluble molecules into smaller pieces 28. What is amylase? CORRECT ANSWER breaks down carbohydrates 29. What is nucleases? CORRECT ANSWER breaks down nucleic acids 30. What does the gall bladder release? CORRECT ANSWER bile 31. Where is bile made? CORRECT ANSWER liver 32. What does emulsification do? CORRECT ANSWER breaks fats apart 33. What are gallstones? CORRECT ANSWER accumulation of harden cholesterol 34. What is pancreatitis, and what will it change? CORRECT ANSWER it is inflammation of the pancreas and it will change the release of amylase 35. When secretin released? CORRECT ANSWER when