Are you writing for a or a general audience ?

Often considered the authoritative "bible" of human anatomy .

Towards the head (upper) vs. towards the feet (lower) .

"Right" and "Left" always refer to the patient's right and left, not the observer's . 📐 Anatomical Planes

Towards the midline vs. away from the midline toward the sides.

Do you need focus on a (e.g., the foot, the brain, or the heart)?