42 Human Body Trivia Questions and Answers
Human body trivia about bones, blood, organs, the senses and a little genetics. The questions are at general-quiz level, so no medical training is needed, though it helps. Each answer is shown under its question.
There are 42 questions on this page. They are free to use for quiz nights, classrooms and pub quizzes, and each one links to its own page.
Related lists: Chemistry trivia questions, Space trivia questions, Food and Drink trivia questions, Easy trivia questions.
1.a. How many bones in the human body? b. Of these 206 bones, about 1/4 of them are located in which part of the human body?
Answer: a. 206 b. FEET
Open this question2.If someone suffers from the medical condition called scoliosis, what does that mean in simple terms?
Answer: ABNORMAL CURVATURE OF THE SPINE
Open this question3.There is one bone in the human body which does not connect to any other bone in the body. Where in the body is this hyoid bone located?
Answer: IN THE THROAT - SUPPORTS TONGUE AND ITS MUSCLES
Open this question4.What is the name for the transparent outer covering of the front of the eye?
Answer: CORNEA
Open this question5.Commonly called the tailbone, what is the biological name for the small triangular bone at the base of the spinal column?
Answer: COCCYX
Open this question6.A deficiency of Vitamin C can cause a disorder characterized by bleeding gums and extreme weakness, called what?
Answer: SCURVY
Open this question7.This organ in the human body, about the size of your fist, is located behind the stomach. Its most important function is filtering foreign substances from the blood, as well as helping the body fight infections. What is the name of this organ?
Answer: SPLEEN
Open this question8.What contracting membrane regulates the amount of light entering the eye? Is it the retina, iris, or pupil?
Answer: IRIS
Open this question9.What actually happens when "mitosis" takes place?
Answer: THE NUCLEUS of each cell DIVIDES in two new nuclei each of which contains a complete copy of the parental chromosomes / typically consisting of four stages, prophase, metaphase, anaphase, and telophase
Open this question10.Which human organ secretes bile, forms blood proteins, and stores vitamins for later release into the bloodstream?
Answer: LIVER
Open this question11.Where is the human body do you find the hammer, anvil, and stirrup?
Answer: EAR
Open this question12.The thickest part of the human skin is located in which general areas
Answer: PALMS OR SOLES
Open this question13.What are the names of the two bones which extend from the elbow to the wrist?
Answer: RADIUS / ULNA
Open this question14.The numbers game: if I said, 24 = h. in a d., you would say "hours in a day." See if you can figure out this one: 206 = b. in the h.b.
Answer: BONES IN THE HUMAN BODY
Open this question15.What do we call a person or animal that lacks normal pigmentation, so that the skin and hair are unusually white?
Answer: ALBINO [Portuguese word, from albo, white, from Latin albus
Open this question16.Which organ in the human body is the most commonly transplanted from one human to another?
Answer: KIDNEY
Open this question17.What's the biological name for the part of the body that contains the stomach, intestines, liver, spleen, and pancreas?
Answer: ABDOMEN Also called belly
Open this question18.What is the name of the complex molecule that carries oxygen in the blood and gives blood its characteristic red color?
Answer: HEMOGLOBIN
Open this question19.What is the name of the hereditary blood disease that occurs chiefly among black people?
Answer: SICKLE CELL ANEMIA
Open this question20.History tells us that some doctors used a certain small animal to remove blood from patients in order to help heal bruises and cure diseases. What kind of animal?
Answer: LEECHES
Open this question21.What do we call those cells in the retina that respond to low levels of light and allow seeing in the dark?
Answer: RODS
Open this question22.Name the three elements found in greatest percentage in the human body.
Answer: OXYGEN 65% / CARBON 18% / HYDROGEN 10%
Open this question23.The largest part of the human brain controls thought and voluntary movement. What is it called?
Answer: CEREBRUM
Open this question24.You are providing your body with which vitamin, when you eat peanuts, brown rice, wheat germ, or oatmeal?
Answer: VITAMIN E
Open this question25.When blood is first pumped out of the human heart, it first enters a certain organ, then it returns to the heart a second time before continuing its trip through the body. Which organ is this?
Answer: LUNG... where the blood receives fresh oxygen
Open this question26.The shape of a DNA molecule is usually referred to by a two-word phrase, one of whose words refers to its three-dimensional spiral shape. What is this phrase?
Answer: DOUBLE HELIX
Open this question27.The pointed teeth near the front of the mouth have what animal name?
Answer: CANINES
Open this question28.Within 50% margin of error: how long does it take for blood to make a complete tour through the human body, from the time it leaves the heart until it returns?
Answer: 1 MINUTE - o.k. 0-2
Open this question29.Ascorbic acid is something which many of us consume virtually every day. By what name is ascorbic acid better known?
Answer: VITAMIN C
Open this question30.In human reproduction, the X-and Y-chromosomes determine gender. Is the X-chromosome associated with male or female characteristics?
Answer: FEMALE
Open this question31.What do we call the black circular opening in the center of the iris of the eye, through which light passes to the retina?
Answer: PUPIL
Open this question32.What is the rarest blood type: A, B, or AB?
Answer: AB
Open this question33.What is the name of the long bone which extends down the front of our leg from the knee to the ankle?
Answer: TIBIA
Open this question34.The human ear is capable of hearing sounds in a decibel level range from a low of 10 db to a maximum of how many decibels? (within 10)
Answer: 140 DECIBELS
Open this question35.For the human animal, who has more influence in determining the sex of a child? The mother, the father, or both equally?
Answer: FATHER - who has the Y chromosome which determines a boy.
Open this question36.By what simpler name is deoxyribonucleic acid known?
Answer: DNA
Open this question37.Which blood type is called the universal recipient?
Answer: AB
Open this question38.A great milestone in human science occurred in 1628, when the English physician William Harvey first described what important bodily function or system?
Answer: CIRCULATION OF THE BLOOD THROUGH THE HUMAN BODY
Open this question39.How many teeth does a typical adult human have?
Answer: 32
Open this question40.What is the largest organ in the human body?
Answer: Skin
Open this question41.What vitamin is produced when human skin is exposed to sunlight?
Answer: Vitamin D
Open this question42.This vitamin helps maintain the skin, eyes, and healthy bones and teeth. It is found in milk, liver, eggs, butter, and vegetables. Which vitamin is it?
Answer: A also called retinol
Open this question