Directional Terms
Anatomical Positions
Root words
Prefixes
Suffixes
100

towards the middle

Medial

100

Lying face up

Supine

100

Cardi/o

The heart

100

fast or rapid

Tachy

100

-ology

The study of

200

closer to or on the skin

Superficial

200

Lying face down

Prone

200

Hepat/o

The liver

200

under/below normal

Hypo

200

-pnea

Pertaining to breathing

300

front surface of the body

Anterior

300

inclined position in which the head of the bed is raised

Fowler position

300

Arteri/o

Artery

300

slow

Brady

300

-itis

Inflammation
400

below a body part or nearer to the feet

Inferior

400

Position you place an unresponsive but breathing person

Recovery position

400

Cerebr/o

The brain

400

large

Mega

400

-emesis

vomiting

500

above a body part or nearer to the head

Superior

500

Body laid supine with feet elevated above the head

Trendelenburg

500

Nephr/o

The kidneys

500

against, opposite

Contra

500

-algia

Pertaining to pain