Nervous System
Cardiovascular System
Digestive System
Immune System
Sensory and Reproductive System
100

The 2 (or 3) responses your nervous system might have when faced with a threat

What is "fight or flight" (or freeze)?

100

The word for "involving little exercise or physical activity"

What is sedentary?

100

A period of time when someone doesn't eat or drink

What is fasting?

100

Our biggest organ

What is skin?

100

The 6th sense (sensing where your body is in space)

What is proprioception?

200

The name of the cells that send messages in your brain.

What are neurons?

200

The other main cardiovascular event besides a heart attack.

What is a stroke?

200

When the immune system sees a food as toxic.

What is an allergy?

200

A disease that kills over half a million people every year, transmitted by mosquitos.

What is malaria?

200

The sense that is know to trigger strong emotions

What is smell?

300

Every year there are millions of new cases of this disease that affect memory, thinking, and the ability to perform daily activities. 

What is dementia?

300

A symptom climbers might get at high altitudes where there's not enough oxygen.

What is brain fog? (or headaches)

300

The collection of germs benefited by eating fermented food, playing in the dirt, etc. and hurt by pesticides and taking too many medications.

What is our microbiome?
300

The origin of many of the world's most lethal outbreaks (like the bubonic plague, swine flu, zika, COVID-19).

What is wildlife? (or animals)
300

A condition that affects 2.2 billion people worldwide

What is visual impairment?

400

The name for an artificial limb (like Jason's new hand)

What is a prosthetic? 

400

The "love hormone" that's released even by short touch such as a hug or a dance

What is oxytocin?

400
The type of sugar your body runs on during exercise (like a marathon or ultra).

What is glucose?

400

Left over chemicals from infections we’ve fought throughout our lives.

What are antibodies?

400

The only temporary organ

What is the placenta?

500

A disease caused by a toxic infecting a person's nervous system causing muscle spasms and eventually death. 

What is tetanus?

500

The amount of time your body can go without oxygen

What is 3 minutes?

500

The name for waste our bodies gets rid of.

What is feces? (or fecal matter)

500

Grape-like bunches of immune cells are little filters that cleanse our internal environment. (Your doctor might touch them on the side of your neck)

What are your lymph nodes?

500
The length of human gestation

What is 40 weeks?

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