Human Anatomy
Diseases & Pathogens
Medical Milestones
Public Health
Medical Diagnostics & Tech
100

The body's largest organ, which protects against germs and regulates temperature.

What is the skin?

100

A tiny germ that causes illnesses like the flu or common cold and needs a host cell to multiply.

What is a virus?

100

The medical imaging tool invented in 1895 that lets doctors see inside the body to check for broken bones.

What is an X-ray?

100

The major global health agency of the United Nations that leads international health responses.

What is the World Health Organization (WHO)?

100

The classic tool doctors wear around their necks to listen to your heartbeat and breathing.

What is a stethoscope?

200

The strong muscular organ that pumps blood throughout your entire body.

What is the heart?

200

A single-celled micro-organism that can cause infections like strep throat and is typically treated with antibiotics.

What is bacteria?

200

The medical invention that introduces dead or weakened parts of a germ to train the immune system.

What is a vaccine?

200

An infectious disease outbreak that spreads rapidly across multiple countries or worldwide.

What is a pandemic?

200

The medical machine that uses sound waves to safely look at soft tissues or check on a baby during pregnancy.

What is an ultrasound?

300

The two spongy organs in your chest.

What are the lungs?

300

A chronic health condition where the body cannot properly manage blood sugar levels.

What is diabetes?

300

The scientist who accidentally discovered penicillin, the very first major antibiotic, in 1928.

Alexander Fleming?

300

Access to clean drinking water and proper waste disposal, which forms a core focus of community health.

What is sanitation (or environmental health)?

300

The diagnostic test that records the electrical signals of your heart using small sticky sensors.

What is an EKG (or ECG)?

400

The fatty insulating layer wrapped around neuronal axons that helps speed up electrical impulses.

What is the myelin sheath?

400

A severe overreaction of the immune system to harmless substances like peanuts, pollen, or pet dander.

What is an allergy?

400

A life-saving medical procedure where a patient receives a supply of blood from a healthy donor.

What is a blood transfusion?

400

The term for when a massive portion of a community becomes immune to a disease, protecting those who aren't.

What is herd immunity?

400

The giant tube-shaped machine that uses powerful magnets to take incredibly detailed pictures of internal soft tissues.

What is an MRI?

500

The tiny air sacs at the ends of the bronchioles where oxygen and carbon dioxide are exchanged in the lungs.

What are alveoli?

500

The specific genus of mosquitoes that acts as the primary vector for transmitting the malaria parasite.

What is Anopheles?

500

The international scientific research consortium completed in 2003 that successfully sequenced the entire human genetic code.

What is the Human Genome Project?

500

The scientific study of how and why diseases spread through populations to help control outbreaks.

What is epidemiology?

500

A test where doctors use a thin, flexible tube with a tiny camera attached to look inside the digestive tract.

What is an endoscopy?

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