Cell (labels) - illustration

1. Nuclear membrane
2. Nuclear pore
3. Rough endoplasmic reticulum (REM)
4. Smooth endoplasmic reticulum
5. Ribosome attached to REM
6. Macromolecules
7. Transport vesicles
8. Golgi apparatus
9. Cis face of Golgi apparatus
10. Trans face of Golgi apparatus
11. Cisternae of Golgi apparatus
12. Secretory vesicle
13. Cell membrane
14. Fused secretory vesicle releasing contents
15. Cell cytoplasm
16. Extracellular environment

Illustration courtesy of Magnus Manske, via Wikimedia Commons.