Institute of Human Anatomy on Instagram: "Where IS the Appendix? And What Does It Actually Do? 🤔 Let's zoom in and find this mysterious little organ! (Hi Geoffrey! 👋 Thanks for the cameo) Finding the Appendix 📍 Starting at a bony landmark called the ASIS (anterior superior iliac spine), we move slightly medial and down into this region. There, attached to the cecum (the first segment of your large intestine), is that "pesky little critter"—the appendix! That's it. Just a few inches long. Smal