Orientation to the Human Orientation to the Human BodyBody

Chapter 1Chapter 1

Anatomy & PhysiologyAnatomy & Physiology

Anatomical PositionAnatomical Position

Bilateral Bilateral symmetrysymmetry

ErectErectHead & feet Head & feet

pointing forwardpointing forwardArms at side with Arms at side with

palms forwardpalms forward

Directional TermsDirectional Terms

Body PlanesBody Planes

SagittalSagittal: divides : divides into left & right sidesinto left & right sides

CoronalCoronal: divides : divides into anterior & into anterior & posterior portionsposterior portions

TransverseTransverse: divides : divides into upper & lower into upper & lower partsparts

Body CavitiesBody Cavities

Dorsal CavityDorsal CavityCranial cavityCranial cavitySpinal CavitySpinal Cavity

Ventral CavityVentral CavityThoracic cavityThoracic cavity

Pleural cavityPleural cavityMediastinumMediastinum

Abdominopelvic Abdominopelvic cavitycavityAbdominal cavityAbdominal cavityPelvic cavityPelvic cavity

Abdominal regionsAbdominal regions

1 right hypochondriac1 right hypochondriac2 epigastric2 epigastric3 left hypochondriac3 left hypochondriac4 right lumbar4 right lumbar5 umbilical5 umbilical6 left lumbar6 left lumbar7 right iliac7 right iliac8 hypogastric8 hypogastric9 left iliac9 left iliac

Abdominal QuadrantsAbdominal Quadrants

1 RUQ1 RUQ2 LUQ2 LUQ3 RLQ3 RLQ4 LLQ4 LLQ

Umbilicus at centerUmbilicus at centerUsed by doctorsUsed by doctors

Transverse PlaneTransverse Plane

SomatotypesSomatotypesEndomorphEndomorph: heavy, rounded with large : heavy, rounded with large

accumulations of fat in trunk & thighsaccumulations of fat in trunk & thighsMesomorphMesomorph: muscular: muscularEctomorphEctomorph: thin, fragile, little body fat: thin, fragile, little body fat

Image CitationsImage Citations Slide 2, 4, 5, 6: Electronic Image Collection to Slide 2, 4, 5, 6: Electronic Image Collection to

accompany Anthony’s Textbook of Anatomy & accompany Anthony’s Textbook of Anatomy & Physiology by Thibodeau & Patton, 2003.Physiology by Thibodeau & Patton, 2003.

Slide 6: Body Planes & Orientation, 7/4/06, Slide 6: Body Planes & Orientation, 7/4/06, http://msis.jsc.nasa.gov/sections/section03.htmhttp://msis.jsc.nasa.gov/sections/section03.htm

Slide 7: Body Planes, 7/4/06, Slide 7: Body Planes, 7/4/06, http://training.seer.cancer.gov/module_anatomy/unit1_3_terminology2_planes.html

Slide 8: Transverse Plane, 7/4/06, Slide 8: Transverse Plane, 7/4/06, http://www.madsci.org/~lynn/VH/transverse.html

Slide 9: About Body Types, 7/4/06, Slide 9: About Body Types, 7/4/06, http://www.bodybuilding.com/fun/becker3.htmhttp://www.bodybuilding.com/fun/becker3.htm