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The body is organizied. smallest part living unit of the body is: cells. We have become very good at mapping/sequencing DNA. There are more viral DNA on earth than any other DNA on earth. Most DNA is called biological dark matter. (is the cell the smallest unit? and no idea what it is.)
put together cells and it becomes tissues, multiple tissues become organs, multiple organs become systems.
Going through all of the systems of the body in this class.
Atoms-> molecule->
Anatomical Position- As if they are standing errect, arms at the sides, palms turned forward.
Superior- toward the head, upper, above
Inferior-Toward the feet, lower, below
Anterior- Front,in front of ( same as ventral in humans)
Posterior-back, in back of(same as dorsal in humans)(dorsal= spine side)
medial-toward the midline of a structure
Lateral- away from the midline or toward the side of a structure.
Proximal- toward or nearest the trunk, or nearest the point of origin of a structure
Distal- away from or farthest from the trunk, or farthest from a structure's point of origin
Superficial- mearer the body surface
Deep- farther away from the body surface
Practice-http://quizlet.com

Planes or body sections

(para)Sagittal-divides a structure into right and left sections (midsagittal-divides the body into 2 equal halves
Frontal(coronal)- divides a structure into anterior and posterior sections
Transverse plane-divides a structure into upper and lower sections

Body cavaties

Ventral cavity- thoracic cavity and abdominopelvic cavity
thoracic cavity- mediastinum, pleural cavities
abdominopelvic cavity- abdominal=digestive organs Pelvic=reproductive organs (9 Regions, 4 quadrants)
9 regions- umbilical region, epigastric, hypogastric, right lumbar, left lumbar, right hypocondriac system (liver), left hypocondriac system (spleen), right inguinal/iliac (appendix), left inguinal/iliac (signal)
4 quadrants- right/left upper, right left lower
dorsal cavity- Cranial cavity and spinal cavity

     
 
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