How many chambers does the human heart have?
D.4
Human Body Trivia
Test your knowledge of human anatomy and physiology. Organs, systems, and how the body works.
25 questions
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Name ____________________ Score ______ / 25
What organ pumps blood through the body?
C.Heart
What organ is responsible for breathing and gas exchange?
D.Lungs
What is the largest organ of the human body (by surface area)?
D.Skin
What organ filters blood and produces urine?
B.Kidneys
Where does digestion of food begin?
A.Mouth
What is the control center of the nervous system?
A.Brain
How many bones are in the adult human body?
C.206
What is the largest internal organ in the human body?
C.Liver
Which blood type is known as the universal donor (for red blood cells)?
C.O negative
What is the name of the tube that carries food from the mouth to the stomach?
D.Esophagus
Which part of the brain is responsible for balance and coordination?
C.Cerebellum
What is the smallest bone in the human body?
D.Stapes (in the ear)
What substance in red blood cells carries oxygen?
A.Hemoglobin
How many teeth does an adult human typically have (including wisdom teeth)?
C.32
What is the name of the windpipe?
C.Trachea
Which organ produces bile to help digest fats?
C.Liver
What is the body's largest artery?
A.Aorta
What is the longest bone in the human body?
A.Femur
Which vitamin is produced by the skin when exposed to sunlight?
D.Vitamin D
What is the name of the muscle that separates the chest from the abdomen and aids breathing?
D.Diaphragm
In which organ does most nutrient absorption from digested food occur?
A.Small intestine
What is the scientific name for the voice box?
A.Larynx
Which gland is known as the "master gland" because it controls other glands?
B.Pituitary gland
Which blood vessels carry blood away from the heart?
A.Arteries