19. State what the letters in PTSD stand for and briefly describe a sample or real case. 

6. Difficulty in swallowing is called:

2. Which of the following is NOT a function of the Digestive System? 

16. Which statement is FALSE?

3. “Psycho” means mind. 

17. Which of the below is NOT a normal reading? 

19. State what one of these two abbreviations means – IBD or IBS. 

5. A medication to keep someone from vomiting is called an:

17.  Match the definition to the proper word. 

3. Which statement is FALSE about the Digestive System?