2 DefinitionsAnatomy – Deals with the structure of body parts – their forms and relationships.Physiology – Deals with the functions of body parts – what they do and how they do it.Dissection – The careful cutting apart of body parts to see their relationships.
3 Anatomical Terminology Body PositionsRegional NamesDirectional TermsPlanes and SectionsBody Cavities
4 Body Positions Anatomical Position Prone – body lying face down. The subject stands erect facing the observer, with the head level and the eyes facing forward. The feet are flat on the floor and directed forward, and the arms are at the sides with the palms turned forward.Prone – body lying face down.Supine – body lying face up.
11 Planes and SectionsSagittal Plane – vertical plane – divides body into right and left.Midsaggital or median plane – equal partsParasaggital plane – unequal parts
12 Planes and SectionsFrontal or coronal – divides body into anterior and posterior partsTransverse plane – divides body into superior and inferior partsOblique plane – angleSection – one flat surface or a 3-D structure
23 Thoracic and Abdominal Cavity Membranes Serous membranePleuraPericardiumPeritoneum
24 Abdominopelvic Regions and Quadrants The nine-region designation is used for anatomical studies, whereas the quadrant designation is used to locate the site of pain, tumor, or some other abnormality.