Organization
Planes and Cavities
Quadrants and Regions
Directions
More Directions
100
This is the smallest structural and functional unit of life.
What is a cell?
100
This plane divides the body into upper (superior) and lower (inferior) parts.
What is transverse (horizontal or axial)?
100

The middle region below the stomach and the umbilical region

What is hypogastric?

100
This direction is toward the front of the body.
What is anterior or ventral?
100

This direction refers to something toward or on the surface.

What is superficial?

200
Groups of cells that perform a specialized activity and which form organs.
What are tissues?
200
This plane divides the body into right and left halves.
What is midsagittal (median)?
200

The middle region located near the waist.

What is lumbar?

200
This direction is toward the back of the body.
What is posterior or dorsal?
200
This direction notes something that is nearer to the trunk of the body, such as the shoulder.
What is proximal?
300
Body structures that perform specialized functions and are composed of two or more tissue types.
What are organs?
300
This plane divides the body into front (ventral, anterior) and back (dorsal, posterior) halves.
What is coronal (frontal)?
300
This abdominal region is in the center of the body and contains the navel.
What is the umbilical region?
300
This direction is toward the head or upper part of the body.
What is superior or cephalad?
300
This term means something that is moving away from the midline of the body.
What is abduction?
400
When varying numbers of organs and accessory structures have similar or related functions such as food digestion, they are called a _____________.
What is a system?
400
This body cavity contains the heart, lungs, and associated structures.
What is the thoracic?
400
This upper middle region of the abdomen is often the site where people feel "heartburn".
What is the epigastric region?
400
This direction is away from the head, or toward the tail or lower part of the body.
What is inferior or caudal?
400
This direction notes something that is further from the trunk of the body such as the wrist (in relation to the shoulder).
What is distal?
500
The highest level of organization which is a complete living entity capable of independent existence.
What is an organism?
500
This body cavity contains the brain.
What is the cranial?
500

The region located under the cartilage of the ribs.

What is hypochondriac?

500
This direction pertains to the midline of the body or a structure.
What is medial?
500
This direction pertains to a side.
What is lateral?
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