Medicine & Medical Trivia Questions About: Medicine, Surgery, Bones, Nerves, Epidermis, Surgical Dressings, Horseshoe-shaped Hyoid Bone, Normal Quiet Breathing, Lungs, and More!

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Free medicine and medical trivia questions and answers including questions about breathing, largest organ, spinal cord, Bones, surgical dressings, and more.

Fun Trivia questions and answers - Medicine & Medical, Surgical

How many vertebrae does a human being have?
A: 33--7 cervical, 12 thoracic (or dorsal), 5 lumbar, 5 sacral, and 4 caudal (or coccygeal).

How many bones are there in the human wrist?
A: Eight.

What is the body's largest organ--by weight?
A: The Lungs. Together they weigh about 42 ounces. The right lung is two ounces heavier than the left, and the male's lungs are heavier than the female's.

What is the longest muscle in the human body?
A: The sartorius, which runs from the pelvis across the front of the thigh to the top of the tibia below the knee.

How many miles of nerves are there in the adult human body?
A: 45.

What is your buccal cavity?
A: The inside of your mouth.

How many pints of air per minute does the average adult use during normal quiet breathing?
A: Almost 13 pints, or 6 liters.

How long is the average adults spinal cord?
A: From 17 to 18 inches. It's weight minus membranes and nerves, is about 1-1/2 ounces.

What bacterium is named for German pediatrician Theodor Escherich?
A: E. coli. The E is for Escherichia, after its discoverer, who first identified the bacteria in 1885 and called it  Bacterium coli commune. It was given its current name in 1919.

How did scientist Louis Pasteur make sure the food he was served at the homes of his friends was safe to eat?
A: He checked it with a portable microscope he carried with him.

Where in the human body is the only bone that is not connected to another bone?
A: In the throat, at the back of the tongue. It's the horseshoe-shaped hyoid bone, which supports the tongue and its muscles.  Also known as the lingual bone, it is suspended by ligaments from the base of the scull.

How often does the epidermis, the outer layer of our skin replace itself?
A: About once every four weeks.

Before surgical dressings of gauze and cotton were introduced, what was commonly used to cover wounds in American hospitals?
A: Pressed sawdust.

What was the first human organ to be successfully transplanted?
A: The kidney. Dr. Richard H. Lawler performed the transplant in 1956 in Chicago. His patient, Ruth Tucker, lived for five years with her new kidney.