Anterior nasal spine
a pointed projection at the anterior extremity of the intermaxillary suture; the tip, as seen on a lateral cephalometric radiograph, is used as a cephalometric landmark.
Synonym: spina nasalis anterior.
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..
This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..
The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..
Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..
The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the differ..
Control of Growth & Development tutorials look at how the genetic makeup determines the biological processes on a da..