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SUFFOLK COUNTY COMMUNITY COLLEGE Bio 132 - Anatomy & Physiology II Prof. Peter Smith 1. 2. Practice Questions The process by which the body maintains an optimum internal environment and the ability to respond to change is known as: a. negative balance d. hematopoiesis b. positive feedback e. None of the above c. homeostasis Which of the following statements is true about the thyroid? a. Its an exocrine gland d. a & c b. Its an endocrine gland e. b & c c. It’s stimulated by changes in body temperature. 3. Which one of the following stimulates the production of testosterone? a. ACTH d. LH b. FSH e. None of the above c. TSH 4. The hormone responsible for the increasing calcium absorption in the bones is when blood calcium levels rise is? a. estrogen d. calcitonin b. testosterone e.(PTH)Parathyroid hormone c. thyroxin 5. Retention of sodium in response to low blood pressure is typical of: a. reduced adrenal cortex function b. increased adrenal cortex function c. reduced adrenal medulla function d. increased adrenal medulla function e. increased secretion of TSH 6. The second chemical messenger that brings about the action of amino acid based hormones is: a. ATP d. protein kinase b. adenylate cyclase e. tRNA c. cyclic AMP (cAMP) 7. Which of the following hormones is produced by the adenohypophysis? a. estrogen d. all of the above b. PTH e. none of the above c. Prolactin 1 8. Which one of the following is/are true of calcitonin? a. Its release is triggered by an decrease in blood calcium. b. It raises blood calcium levels. c. It is an antagonist to PTH. d. It increases intestinal calcium bioavailability e. none the above are true 9. The fingerlike projections of the intestinal mucosa which are important in increasing surface area for nutrient absorption are the: a. haustra d. plicae circulares b. villi e. chylomicrons c. taenia 10. The function of amylase takes place in the: a. mouth b. small intestine c. stomach d. a & b e. all of the above 11. The liver: a. stores excess bile b. stores glycogen c. produces red blood cells 12. d. all of the above e. none of the above The Alpha cells of the Islets of Langerhans produce: a. insulin d. A and B b. glucagon e. all of the above c. calcitonin 13. Lipids are primarily hydrolyzed in the: a. mouth d. pancreas b. stomach e. colon c. small intestine 14. Trypsinogen is converted into Trypsin by the action of ? a. rennin d. enterokinase b. gastrin e. gastrin c. HCl 2 15. 16. The portion of the digestive tract where the most nutrient digestion and absorption are occur? a. ceceum d. Duodenum b. colon e. Jejunum c. stomach The principal function of the colon is: a. water absorption b. mineral excretion c. transfer of wastes from blood to feces d. maintenance of body temperature e. all of the above 17. Insulin act on the hypothalamus a. increasing hunger signals throughout the body b. decreasing hunger signals throughout the body c. as a negative feedback loop d. a and c e. b and c 18. Excessive levels od GH may result in: a. acromegaly d. a and b b. gigantism e. all of the above c. Cushing syndrome 19. Stress hormones release result in: a. low blood sugar level b. high blood sugar level d. low heart rate e. b & c c. high blood pressure 3 20. Cortisol: a. decreases blood glucose levels b. stimulates the synthesis of proteins and fats c. inhibits the inflammatory response d. activates the immune system e. all of the above 21. Which one of the following listed is pierced second by the point of a knife entering the esophagus from the outside and going through to the lumen? a. mucosa d. submucosa b. serosa e. mesentery c. muscularis 22. Which of the following substances is secreted by the parietal cells of the stomach? a. Intrinsic Factor d. A & B b. pepsinogen e. all of the above c. trypsinogen 23. Involuntary muscular control in the digestive system: a. rhythmic segmentation b. peristalsis d. A and B e. All of the above c. mastication 24. What hormone causes the Sphincter of Oddi to relax? a. thyroxin d. insulin b. gastrin e. secretin c. Cholecystokinin (CCK) 4 25. Injury to the liver may result in: a) abdominal pain b) decrease in bile production c) unable to emulsify fats d) signs of jaundice ( yellowing of skin and white of eyes) e. all the above 26. Insulin is produced by the: a) liver d) beta cells of the pancreas b) Alpha cells of the pancreas e) gall bladder c) acinar cells of the pancreas Match the following hormones with their targets. a. b. c. d. e. 27. 28. 29 30. 31. PTH LH growth hormone glucagon ACTH bone, muscle, adipose bones, digestive system, kidneys adrenal cortex testes and ovaries liver 32. A patient is a 26 y/o male taken to the emergency room the following complains. Tunnel vision, constant head ache, reports growing 2 inches in the last 3 months. What is his diagnosis? a. Increases adrenal medulla activity secondary to increase ACTH production. b. A Pituitary Tumor c. Classic Diabetes Mellitus d. Intracranial bleed of the occipital lobe e. Your not a doctor so let him die. 5 33. A 45 y/o female smoker underwent surgery to remove a cancerous tumor located from her thyroid gland. Which of the following are possible consequences of this type of tumor? a. blood calcium irregularities b. body temperature regulations issues c. infertility issues d. A&B e. e. A&C Decreased breath sounds in right lung 34. 80 year old alcoholic man was taken to the ER after being found pasted out on the curb. He was diagnosed with liver cancer. The cancer appeared to have spread to the adrenal cortex. Test reveal the gland is now producing twice the normal secretions as a healthy organ. The patient may have trouble with? a. Lowering blood sugar levels b. Elevating blood sugar levels c. Elevating blood pressure d. A and C e. B and C 35. 55 y/o female went to her doctor after she felt symptoms of fever, rapid heart rate, nervousness, tremors and elevated blood pressure. What labs may be abnormal? a. Depressed Thyroid hormone level b. Elevated Thyroid Hormone Level c. Anemia secondly to low iron levels d. increased catecholamine levels e. B and D 6 36. A 27 y/o female had a cholecystectomy (gall bladder removal) following several painful gallstones. After the surgery the patient speaks to a registered dietician who recommends: a. frequent meals that have a with absolutely no fat. b. Smaller more frequent meals that are low in fat c. 3 large balanced meals d. Atkins diet (Low carbohydrate, high fat and protein) e. This procedure will have no effect on dietary habits. 7