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7:2

Body Planes, Directions, and Cavities

TermDefinition
body planes imaginary lines drawn through the body at various parts to separate the body into sections
transverse plane horizontal plane that divides the body into a top half and a bottom half.
superior body parts above other parts
inferior body parts below other parts
cranial body parts located near the head
caudal body parts located near the sacral region of the spinal column (tail)
midsagittal (median) plane divides the body into right and left side EQUAL HALVES
medial body parts close to the midline or plane
lateral body parts away from the midline
frontal (coronal) plane divides the body into a front section and a back section
ventral / anterior body parts in front of the the plane or on the front of the body
dorsal/ posterior body parts on the back of the body
distal / proximal used to describe the location of extremities
distal body parts distant from the point of reference
proximal body parts close to the point of reference
body cavities spaces within the body that contain vital organs
dorsal cavity one long continuous cavity located on the back of the body (divides into 2 sections: cranial and spinal)
cranial cavity contains the brain
spinal cavity contains the spinal cord
ventral cavities - larger than the dorsal cavity - separated into 2 by the diaphragm - thoracic & abdominal
thoracic cavity located in the chest and contains the esophagus, trachea, bronchi, lungs, heart, and large blood vessels
abdominal cavity divided into an upper part and a lower part .
upper abdominal cavity contains the stomach, small intestine, most of the large intestine, appendix, liver, gallbladder, pancreas, and spleen.
pelvic cavity - lower part of the abdominal cavity - contains the urinary bladder, the reproductive organs, and the last part of the large intestine
anatomical position the body is facing forward, standing erect, legs slightly apart, and holding the arms at the sides with the palms of the hands facing forward
sagital divided your body into right and left sides NOT HALVES
orbital cavity for the eyes
nasal cavity for the nose structures
buccal cavity for the teeth and tongue
abdominal regions 9 different regions
Created by: gabypeiro