Here is a worksheet on the Greek word roots plas, plast, plasm, and plasty. As you can probably see from looking at them, this is a set of roots that is very productive in medical words in English: they mean to form, forming cells or tissue, protoplasm, and development. In other words, students interested in or pursuing careers in the healthcare professions, particularly at the post-secondary level, this document is for you.
If you find typos in this document, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.