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A branch of biology dealing with the structure of organisms.


anatomy and histology [Subheading]

Used with organs, regions, and tissues for normal descriptive anatomy and histology, and for the normal anatomy and structure of animals and plants.

Year introduced: 1966


Anatomy, Cross-Sectional

Descriptive anatomy based on three-dimensional imaging (IMAGING, THREE-DIMENSIONAL) of the body, organs, and structures using a series of computer multiplane sections, displayed by transverse, coronal, and sagittal analyses. It is essential to accurate interpretation by the radiologist of such techniques as ultrasonic diagnosis, MAGNETIC RESONANCE IMAGING, and computed tomography (TOMOGRAPHY, X-RAY COMPUTED). (From Lane and Sharfaei, Modern Sectional Anatomy, 1992, Preface)

Year introduced: 1997


Anatomy, Veterinary

The study of the anatomical structures of animals.


Anatomy, Regional

The anatomical study of specific regions or parts of organisms, emphasizing the relationship between the various structures (e.g. muscles, nerves, skeletal, cardiovascular, etc.).


Anatomy, Comparative

The comparative study of animal structure with regard to homologous organs or parts. (Stedman, 25th ed)


Anatomy, Artistic

The study of the structures of organisms for applications in art: drawing, painting, sculpture, illustration, etc.


ultrastructure [Subheading]

Used with tissues and cells (including neoplasms) and microorganisms for microanatomic structures, generally below the size visible by light microscopy.

Year introduced: 1975

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