Musculoskeletal
System
Nervous System
Cardiovascular System
Respiratory System
Fun Facts
100

True or False: Half of the bones in the human body are located in the hands, wrists, feet, and ankles. 

True 

100

The length of the average human spinal cord (in cm).

 45 cm 

100

Of the two sexes, I have more lung capacity. 

Men

100

The name of a breathing technique commonly used when grounding. 

Pursed Lip Breathing

100

How much can the average man deadlift?

155 lbs.

200

The length of the average human male arm (in inches). 

25 inches

200

The speed at which nerve impulses travel in the human body.

 170mph

200

The number of times the human heart beats in one day?

 100,000 beats per day

200

I am the chief muscle used in breathing. 

 Diaphragm?

200

The number of nerve fibers (per square centimeter) in facial skin for males?

17 cm2

300

The number of bones in the human body. 

 206

300

The diameter of of the average median nerve (in mm) in humans. 

9.79 +/- 2.6mm 

300

I make up 10% of your body's weight. 

Blood

300

Speech occurs in this phase of breathing. 

Exhalation

300

It has been said that the human eye is a camera- how many megapixels is that camera?

 576 megapixels?

400

The number of muscles in the human body required to take a single step.

200

400

The number of nerve cells in the human brain. 

 86 billion

400

The strongest muscle in the human body. 

Heart

400

The medical term for for high carbon dioxide levels in the blood. 


Hypercapnia

400

It is the medical term for the extremely rare condition in which you sweat blood.


Hematidrosis

Hematohidrosis

Hemidrosis

500

Found only in humans, I am the only bone in the body that is not connected to any other, and is the foundation of speech. 

Hyoid bone

500

If the human brain was a computer, my processing speed would be (in GHz)?


3,000 GHz

500

The medical term for a fast heartbeat.

Tachycardia

500

The medical term for low oxygen levels in the blood. 

Hypoxia

500

I am the biblical symbol for sin. Through which of the 11 body systems would I enter your body?

Digestive System

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