Choosing the proper arrow spine matters!! If you don’t know what spine is, simply put, it is how stiff the arrow is. For example, a 300 spine is typically stiffer than a 400 spine, (some companies have a different scale). In order for your bow to tune properly, you need to have the right spine! Look up your arrow manufacturers spine chart or use their spine calculator to determine your spine. | RAISED HUNTING

Anatomy of the Vertebral Column (The Spine or the spinal column)...Cervical, thoracic, lumbar, sacral, and coxygeal vertebra. The vertebra has a vertebral body, lamina, pedicle, transverse processes, spinous process, facets, snd a vertebral foramen for the spinal cord (which is part of the central nervous system). It's important to remember that the spinal cordvis surrounded by meninges (pia mater, arachnoid mater, and dura mater) as well as the cerebrospinal fluid (CSF)...#anatomy #biology #nur