Prefixes
Basic Anatomy
Suffixes
General Medical Knowledge
Root Terms
100

This prefix means "above," "excessive," or "high."

What is Hyper-?

100

The four-chambered organ responsible for pumping blood through the body.

What is the Heart?

100

This suffix means "study of"

What is -ology?

100

The instrument used by medical professionals to listen to heart and lung sounds.

What is a Stethoscope?

100

This root term refers to the heart.

What is Cardi/o?

200

This prefix means "fast," as in a heart rate over 100 bpm.

What is Tachy-?

200

The longest and strongest bone in the human body 

What is the Femur?

200

This suffix means "inflammation"

What is -itis?

200

The four standard vital signs measured during a checkup.

What are Temperature, Pulse, Respiration, and Blood Pressure?

200

This root term refers to the stomach.

What is Gastr/o?

300

This prefix means "difficult," "painful," or "bad."

What is Dys-?

300

The flap of cartilage that covers the trachea during swallowing to prevent choking.

What is the Epiglottis?

300

This suffix means "surgical removal or excision"

What is -ectomy?

300

The legal protocol or document that protects a person's private health information.

What is HIPAA?

300

This root term refers to bones.

What is Oste/o?

400

This prefix means "half," as in describing paralysis on one side of the body.

What is Hemi-?

400

The tiny air sacs in the lungs where oxygen and carbon dioxide are exchanged.

What are Alveoli?

400

This suffix means "creation of a new artificial opening"

What is -ostomy?

400

The universal color coding used in START triage for immediate, highest-priority care.

What is Red?

400

This root term refers to the liver.

What is Hepat/o?

500

This prefix means "few," "scanty," or "deficient," as in low urine production.

What is Olig- (or Oligo-)?

500

The anatomical structure known as the "pacemaker" of the heart.

What is the Sinoatrial (SA) Node?

500

This suffix refers to muscle or tissue enlargement/growth

What is -trophy?

500

The acronym "CPR" stands for this lifesaving emergency procedure.

What is Cardiopulmonary Resuscitation?

500

This root term refers to the kidneys.

What is Nephr/o (or Ren/o)?