Porotic hyperostosis is a condition that affects the skull by creating a porous, sponge-like texture on the outer surface of the bone. It is most often seen near the top and sides of the cranium. This happens when the marrow spaces inside the skull expand, often as the body tries to produce more red blood cells. Over time, the outer layer of bone becomes thinner and pitted.#LearnOnTikTok #TikTokLearningCampaign #EduTok

Don’t be a copycat. You don’t need to steal tattoo designs to create something cool. All you need is an idea and a few basic skills. For this design, I combined two photo references — a crocodile and a skull — and turned them into one original composition. Rough sketch first, clean lines later. That’s the process. Photo references are tools. Copying other artists is not. #sketching #drawing #drawingtutorial #tattoodesign #artwork Video showing the process of creating a tattoo design using two ph

Learn SQL: Extract Date Parts (in 10 seconds) #sql