23. Which are the vowels that can be used as combining vowels?-

13. Hypo is the prefix, means below

14. -pathy means disease

15. -ology means study of

16. Peri - around

cardium - concerning the heart

17. Hypertension

18. can't see the entire question

19. correct

20. correct

21. correct

22. correct

23. Most commonly used: O (can be any of the others, a, e, I, u).

24. Pulmonology means study of the respiratory system

25. Prognosis is the likely outcome of a disease/condition

26. Intravenous means inside the veins

27. Ileum is part of the small intestine between the jejunum and colon

28. Macrocyte means large cell.

Corrected some of your mistakes. Hope you don't mind.

first, get a number then ask them questions to lead them to go out with u