UNIT 8: Digestive & Excretory System Clicker Review!

1. UNIT 8: Digestive & Excretory System Clicker Review!

2. DIGESTIVE SYSTEM

3. What do proteolytic enzymes digest? 1) carbohydrates 2) lipids 3) nucleic acids 4) proteins

4. Where is bile produced? 1) gallbladder 2) pancreas 3) stomach 4) liver

5. What is the main function of the large intestine? 1) absorb fats &lipids 2) absorb water 3) absorb proteins 4) digest carbohydrates

6. The appendix is an extension of the? 1) cecum 2) ileum 3) transverse colon 4) sigmoid colon

7. Which of the following is NOT part of the large intestine? 1) sigmoid colon 2) ascending colon 3) descending colon 4) rectum

8. Where does mechanical digestion begin? 1) pharynx 2) esophagus 3) mouth 4) stomach

9. Where does chemical digestion of PROTEINS begin? 1) mouth 2) small intestine 3) stomach 4) esophagus

10. Where does chemical digestion of carbohydrates begin? 1) mouth 2) small intestine 3) stomach 4) esophagus

11. Where does chemical digestion of lipids begin? 1) mouth 2) small intestine 3) stomach 4) esophagus

12. What is the function of the epiglottis? 1) stabilize the glottis 2) keep air from entering the esophagus 3) keep food from entering the trachea 4) vibrates to produce sound

13. What is the name of the sphincter that food passes through from the stomach to the small intestine? 1) pyloric 2) cardiac 3) anal 4) esophageal

14. What are gallstones? 1) cystallized lipids 2) cystallized protein 3) cystallized cholesterol 4) cystallized bile salt

15. What is the name of the mashed up food leaving the stomach? 1) chyme 2) bolus 3) feces 4) bile

16. What structure increases surface area of the small intestine 1) lacteal 2) ileum 3) villi 4) pancreatic duct

17. What term means “rhythmic waves that move along the alimentary canal that move food/chyme along?” 1) rugae 2) peristalsis 3) secretin 4) bolus

18. If you have Celiac disease, why can’t you eat wheat, rye, or barley? 1) they contain sugar 2) they contain lactose 3) they contain corn 4) they contain gluten

19. Which of the following is/are true about ulcers? 1) they are located in your stomach or small intestine 2) they are aggravated by acidic foods/drinks 3) they can be caused by a bacteria 4) All of the above are true 5) Only 2 and 3 6) Only 1 and 3

20. What protects the stomach against being digested? 1) HCl 2) pepsin 3) chief cells 4) mucus

21. What does secretin, which is released from the wall of the small intestines, cause the pancreas to release? 1) digestive enzymes 2) bile 3) bicarbonate ions/solution 4) insulin

22. Which salivary gland is the “gleeker?” 1) parotid 2) submandibular 3) sublingual 4) there’s no such thing as a “gleek”

23. What do parietal cells produce? 1) Mucus 2) HCl 3) pepsinogen 4) pepsin

24. EXCRETORY SYSTEM

25. What is the functional unit responsible for filtration and concentration of urine? 1) kidney 2) ureter 3) nephron 4) bladder

26. What makes up the glomerulus? 1) venules 2) arterioles 3) arteries 4) capillaries

27. What is the name of the indicated structure? 1) proximal tubule 2) distal tubule 3) Loop of Henle 4) Bowman’s capsule

28. What is the name of the indicated structure? 1) proximal tubule 2) distal tubule 3) Loop of Henle 4) Bowman’s capsule

29. What is the name of the indicated structure? 1) proximal tubule 2) distal tubule 3) Loop of Henle 4) Bowman’s capsule

30. The inner/deep part of the kidney (not the urine collecting part) is called the…? 1) cortex 2) pelvis 3) medulla 4) ureter

31. If the osmolarity (concentration) of your blood decreases, what happens? 1) urine is more concentrated 2) you become thirsty 3) urine is more dilute 4) nothing happens 5) Both 1 and 2

32. What are the 3 nephron processes in order? 1) filtration, reabsorption, secretion 2) reabsorption, secretion, filtration 3) secretion, filtration, reabsorption 4) secretion, reabsorption, filtration

33. What passes urine to the renal pelvis? 1) ureter 2) urethra 3) bladder 4) collecting duct

34. What is the most prevalent substance (solute) in urine? 1) water 2) glucose 3) urea 4) NaCl (salt)

35. Which of these other things are NOT normally found in urine? 1) excess Vitamin C 2) metabolized medicines you’ve taken 3) glucose 4) water

36. 1 2 3 • In which part of the nephron would you find the most concentrated (and smallest volume) of urine? 5 4