1. Relating to the layer of tissue just beneath the skin

2. A syringe with a needle used for injecting beneath the skin

3. A device used to restrict blood flow during injections

4. A brand of syringe commonly used in medical settings

5. A medication used to treat severe allergic reactions

6. A protective cover for the needle

7. A substance used to numb an area of the body

8. To make something free from bacteria or other microorganisms

9. The administration of a vaccine to stimulate immunity

10. A small glass container often used to hold medications

11. The act of introducing a substance into the body using a syringe

12. To draw fluid into a syringe by suction

13. A standardized system for making leak-free connections between syringe and needle

14. A small sealed glass container holding a single dose of medication

15. The slow injection of fluid into a vein

16. The part of the needle that attaches to the syringe