Human Biology

A vibrant infographic featuring the human body with labeled systems, with a background of DNA strands and biological elements, highlighting the complexity and wonder of human biology.

Explore Your Knowledge of Human Biology!

Put your knowledge of the human body to the test with our engaging human biology quiz! Whether you're a student, educator, or just curious about the fascinating systems that make up our bodies, this quiz is designed for everyone.

Take on challenging questions about:

Body systems
Blood circulation
Human anatomy
Physiological functions

12 Questions3 MinutesCreated by CuriousBrain27

How many systems are there in the human body?

If they were laid end to end in a straight line, how many times would all of the blood vessels in the body encircle the Earth?

Which of the following hormones is NOT produced by the Thyroid gland?

Thyroxine (T3)

Tri-iodothyronine (T4)

Thyroid-stimulating hormone (TSH)

Calcitonin

What is the strongest muscle or group of muscles in the human body for its weight?

Cardiac muscles

Masseter (jaw muscles)

Tongue muscles

Gluteus maximus (buttcheeks)

How many teeth does the average human adult have?

How many more times sensitive is your sense of smell compared with taste?

100

1000

10000

How many times does a human heart beat in an average life span?

0-1 billion

1-2 billion

2-3 billion

> 3 billion

How much of your total body weight does blood make up?

<1%

17%

32%

How much saliva does the average human produce each day?

50 mL

500 mL

1 L

2 L

How many months after conception does an embryo develop fingerprints?

Human Biology

Explore Your Knowledge of Human Biology!

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