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Planes, Regions, Cavities, Directional Terms
Chapter 1 : The Human Body: An Orientation
25
Anatomy
12th Grade
09/27/2011

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Term
Anatomical Position
Definition
a standard body position
Term
Directional Terms
Definition
 terms that allow us to explain exactly where one body structure is in relation to another
Term
Axial Part
Definition
makes up the main axis of our body, includes head, neck and trunk
Term
Appendicular Part
Definition
consists of the appendages, or limbs, which are attached to the body's axis
Term
Regional Terms
Definition
used to designate specific areas within the major body divisions
Term
Sagittal Plane
Definition
a vertical plane that divides the body into right and left parts
Term
Median / Mid-Sagittal Plane
Definition
 a sagittal plane that lies exactly in the midline
Term
Parasagittal
Definition
all other sagittal planes
Term
Frontal Planes
Definition
lie vertically
Term
Coronal Plane
Definition
frontal plane
Term
Transverse/ Horizontal Plane
Definition
 runs horizontally from right to left, dividing the body into superior and inferior parts
Term
Cross Section
Definition
a transverse section
Term
Oblique Sections
Definition
cuts made diagonally between the horizontal and the vertical planes
Term
Dorsal Body Cavity
Definition
protects the fragile nervous system organs
Term
Cranial Cavity
Definition
within the skull, encases the brain
Term
Vertebral/ Spinal Cavity
Definition
runs within the bony vertebral column, encloses the delicate spinal cord
Term
Ventral Body Cavity
Definition
the more anterior and larger of the closed body cavities
Term
Viscera
Definition
the ventral body cavity houses a group of internal organs ( also known as visceral organs)
Term
Thoracic Cavity
Definition
superior subdivision
Term
Pleural Cavities
Definition
each house a lung
Term
Medial/ Mediastinum
Definition
in pleural cavities
Term
Pericardial Cavity
Definition
enloses the heart and it also surrounds the remaining thoracic organs
Term
Abdominopelvic Cavity
Definition
a dome shaped muscle important in breathing
Term
Abdominal Cavity
Definition
contains the stomach, intestines, spleen, liver and other organs
Term
Pelvic Cavity
Definition
within the bony pelvis,contains the bladder, some reproductive organs(uterus, ovaries, testes, testicles, vagina) and the rectum
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