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Human Body Basics: Numbers and Facts

Human Anatomy

A collection of factual questions focusing on anatomical measurements, historical milestones, and biological counts.

biology science anatomy health

8 Questions Medium Ages 12+ Sep 10, 2026

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About this Study Set

This study set covers Human Anatomy through 8 practice questions. A collection of factual questions focusing on anatomical measurements, historical milestones, and biological counts. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 8 questions from the Human Body Basics: Numbers and Facts study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 How many permanent teeth does a typical healthy adult human have, including wisdom teeth?

A 28
B 30
C 32
D 34

2 In which year was the first successful human heart transplant performed by Dr. Christiaan Barnard?

A 1965
B 1967
C 1969
D 1971

3 What percentage of the total adult human body weight is typically accounted for by water?

A 40%
B 60%
C 75%
D 85%

4 Approximately how many bones are there in the skeleton of an average adult human?

A 186
B 206
C 226
D 246

5 What is the approximate lifespan of a healthy human red blood cell in days?

A 30 days
B 60 days
C 120 days
D 180 days

6 Which scientist is credited with publishing 'De Humani Corporis Fabrica', a seminal work on human anatomy, in 1543?

A Andreas Vesalius
B William Harvey
C Galen
D Leonardo da Vinci

7 How many pairs of ribs does a standard human being have?

A 10
B 12
C 14
D 16

8 What is the standard number of chambers in a healthy human heart?

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