Unit 1: Prefix & Suffix

a-

not ,without

-ation

condition, process

-cyte

cell

-dynia, -algia, alge(si)

pain

hydro-

water

-itis

inflammation of

-ism

condition

macro-

large

meta-

beyond

micro-

small, tiny

-ology

the study of

-osis

abnormal condition

phys-

to grow, nature, natural order

-scopy

viewing of

therm-

heat, temperature

Anatomy

The study of the structure of an organism

Physiology

The study of how that organisms body functions

Levels of Organization

Cells, Tissue, Organ, Organ System, Organism

Anatomical Position

Standard used for consistent description of body parts and movements. Straight Upright, feet apart, arms at sides, palms forward, thumbs away from body.

Directional Terms

Compare/explains location of one body structure/part to another

Anterior (Ventral)

Front

Posterior (Doral)

Back

Superior (Cranial)

Above

Inferior (Caudal)

Below

Medial

Towards the midline

Lateral

Away from the midline

Proximal

Closer to the trunk/limb

Distal

Further from the trunk/limb

Superficial

Toward the surface

Deep

Away from the surface; internal

Sagittal Plane

Splits into left and right portions

Midsagittal Plane

Cuts right down the medial line and separates the body into equal left/right halves

Frontal (Coronal Plane)

Separates into anterior and posterior

Transverse Plane

Separates into superior and inferior sections

Body Cavities

Body cavities are fluid filled, membrane lines spaces within the body that house, protect, and allow movement of internal organs.

Dorsal Body Cavity

Encloses the brain and spinal cord

Ventral Body Cavity

Provides protection for visceral organs || Divided into 3 major divisions: Thoracic, Abdominal, Pelvic.