Your Skull: Nature's Ultimate Protective Case 🧠💀 Think the skull is just one bone? Think again! It's actually a complex structure made up of 22 bones connected by immovable joints called sutures—like the one running across the top of the skull. Why the skull is such an engineering marvel: 🛡️ Rigid protective case – Shields your brain from external impacts (falls, bumps, or that accidental headbutt with your friend) 💪 Thick yet strategic design – Strong where it needs to be, but also has open

McWildin 🫦 on Instagram: "the ballsack also called the scrotum is a soft pouch of skin that holds and protects the testicles which produce sperm and hormones like testosterone it plays a key role in the male reproductive system by keeping the testicles at the right temperature since sperm need to stay slightly cooler than the rest of the body the scrotum can tighten or loosen to adjust to heat or cold helping to maintain fertility and balance it contains muscles blood vessels and nerves that he