Human Body Trivia

220+ Best Human Body Trivia Questions & Answers

Mike Oberman

Updated: June 30th, 2023

Explore fascinating facts about the human body, from the tiniest bone in your ear to the largest organ inside your body. Discover the wonders of your anatomy with over 500 captivating trivia questions.

General Human Body Trivia

Question: How many traditional senses does a human have?

Answer: 5

Question: The average person has how many sweat glands?

Answer: 2 million

Question: What is the daily recommended calorie intake for an adult female?

Answer: 2,000

Question: What is the name of the substance that the body over-produces in an allergic reaction to pollen?

Answer: Histamine

Question: What was the first organic substance to be synthesized independently of any living organism?

Answer: Urea

Question: Who was awarded a share of the 2011 Nobel prize in medicine for his discovery of the dendritic cell and its role in adaptive immunity?

Answer: Ralph M. Steinman

Question: What is the name of the structures in the intestine that increase surface area?

Answer: Villi

Question: How many bones do babies have when they are born?

Answer: 300

Question: What is the term to describe a lower than normal level of blood sugar?

Answer: Hypoglycemia

Question: In which part of the body would you find the choroid?

Answer: Eyes

Body Systems Trivia

Question: What does the immune system use to recognize bacteria and viruses?

Answer: Antibodies

Question: In the human body, what is the aorta?

Answer: Artery

Question: What organ famously has very little function in humans?

Answer: Appendix

Question: What sort of injury would result in being unable to walk?

Answer: Spine

Question: What's the name of the flap of muscle that prevents food going down the windpipe when we swallow?

Answer: Epiglottis

Question: Where in the human body do you find the protein keratin?

Answer: Hair

Question: Which part of the human skeleton will you find the Sacrum, Ilium, and Pubis?

Answer: Pelvis

Question: In which part of the human skeleton will you find the Sacrum, Ilium, and Pubis?

Answer: Pelvis

Question: What is the membrane that surrounds the brain and spinal cord called?

Answer: Meninges

Question: Which part of the body holds bile?

Answer: Gallbladder

Question: Which gland produces melatonin?

Answer: Pineal

Question: Over which organ of the body do the adrenal glands lie?

Answer: Kidneys

Question: Where can pores be found?

Answer: Skin

Question: Which gland secretes estrogens?

Answer: Ovaries

Question: What is the substance that the body over-produces in an allergic reaction to pollen?

Answer: Histamine

Question: Which organ of the body secretes insulin?

Answer: Pancreas

Question: What is the white part of the eye called?

Answer: Sclera

Question: The medulla oblongata is found in which part of the body?

Answer: Brain

Question: In which organ are alveoli found?

Answer: Lungs

Question: Where is the pituitary gland?

Answer: The brain

Question: Where in the human body is bile stored?

Answer: Gall bladder

Question: Where in the human body is myoglobin found?

Answer: Muscles

Question: After how long in the womb does a human baby acquire fingerprints?

Answer: 13 weeks

Question: Gingivitis affects which part of the body?

Answer: Gums

Question: Which part of the body produces the enzyme 'pepsin'?

Answer: Stomach

Question: Where on the human body is the mandible bone found?

Answer: Jaw

Question: Which part of the body is affected by the condition psoriasis?

Answer: Skin

Question: In which part of the body would you find the islets of Langerhans?

Answer: Pancreas

Question: Which part of the body is a pump?

Answer: Heart

Question: Which part of the body is sometimes called the 'Tarsus'?

Answer: Heel bone

Question: Whereabouts in the body do you have a saddle joint?

Answer: Thumb

Question: Which gland is found in males but not females?

Answer: Prostate

Question: In the body, what is supported by the peritoneum?

Answer: Abdominal organs

Question: Renal' refers to which part of the body?

Answer: Kidney

Bones & Muscles Trivia

Question: Which of these structures contains no bones?

Answer: Nose

Question: How many bones are there in an adult human body?

Answer: 206

Question: In human biology, the smallest bone is the stirrup found in the ear. What is it similar in size to?

Answer: Grain of rice

Question: Which of the following is not part of the heart?

Answer: Bronchioles

Question: What is the name of the long pipe that shifts food from the back of the throat down to the stomach?

Answer: Oesophagus

Question: Where are the bones called the hammer and the anvil?

Answer: Ear

Question: What is the medical term for the collarbone?

Answer: Clavicle

Question: Which bone in the human body has the scientific name scapula?

Answer: Shoulder Blade

Question: Which bone in the human body has the scientific name scapula?

Answer: Shoulder Blade

Question: What is the name of the substance that gives skin and hair its pigment?

Answer: Melanin

Question: What is another name for the lower jaw bone?

Answer: Mandible

Question: How many bones are there in the human hand?

Answer: 27

Question: Which part of the human eye is the 'colored' section?

Answer: Iris

Question: Which bone is not in the leg?

Answer: Femur

Question: How is the clavicle commonly known?

Answer: Collar bone

Question: Where would you find the metatarsals?

Answer: Toes

Question: Where exactly in the human body are the intercostal muscles?

Answer: Between the ribs

Question: A human's left lung contains how many lobes?

Answer: 2

Question: Which two joints are connected by the body's longest bone?

Answer: Pelvis and knee

Question: The malleus, incus, and stapes are tiny bones found in which part of the human body?

Answer: Inner Ear

Question: How many pairs of ribs are there in the human body?

Answer: 12

Question: Which part of the body is enclosed in the pericardium?

Answer: Heart

Question: The scaphoid bone is found where?

Answer: Hand

Question: Where in the body would you find the tibia bone?

Answer: Leg

Question: Which bone is not in the arm?

Answer: Radius

Question: Which part of the body is sometimes called the 'Tarsus'?

Answer: Heel bone

Question: What is the correct name for the shoulder blade?

Answer: Scapula

Question: Which bone is the hardest bone in the human body?

Answer: Jaw

Question: Where in the body would you find a phalange?

Answer: Finger or Toe

Question: Which bone comes between the last lumbar vertebra and the hip?

Answer: Sacrum

Nervous System Trivia

Question: What does the eye an example of?

Answer: Sensory organ

Question: Which of the following is not a simple reflex action found in humans?

Answer: Thinking reflex

Question: Which part of the blood carries glucose to the body's cells?

Answer: Plasma

Question: Where on your head is your philtrum?

Answer: Below your nose

Question: The somatosensory system does not sense what?

Answer: Hearing

Question: During meiosis, gametes are formed, each with how many sets of chromosomes?

Answer: 1

Question: What effect is caused by the body's Eustachian tubes opening to equalize air pressure?

Answer: Ears popping

Circulatory System Trivia

Question: The Krone is the currency of which country?

Answer: Denmark

Question: Carbon dioxide produced รท oxygen used equals what?

Answer: Respiratory quotient

Question: What is the main acid found in the stomach?

Answer: Hydrochloric acid

Question: What substance does your stomach produce?

Answer: Acid

Question: The Orbicularis Oculi is a ring-like band of muscle surrounding which part of the body?

Answer: Eyes

Question: The bicuspid valves and tricuspid valves are found where?

Answer: Heart

Question: What pumps blood around your body?

Answer: Heart

Question: Which blood vessel supplies the liver with blood?

Answer: Hepatic

Question: How long does it take a fetus to acquire fingerprints?

Answer: 3 months

Question: An individual blood cell takes about how long to make a complete circuit of the body?

Answer: 60 seconds

Question: Stroke volume x heart rate is equal to what?

Answer: Cardiac output

Question: What is the heart made from?

Answer: Muscle

Question: Which acid causes cramp?

Answer: Lactic acid

Question: What is the abbreviation for hemoglobin?

Answer: Hb

Question: In which part of the body would you find the pupil and the iris?

Answer: Eye

Question: Which is the largest artery in the human body?

Answer: Aorta

Question: Which blood vessels have the thickest walls?

Answer: Arteries

Question: Which color blood cells fight infection?

Answer: White

Question: Which of these blood vessels is the widest?

Answer: Artery

Question: In which part of the body would you find the conjunctiva?

Answer: Eyes

Question: Which is the largest nerve in the body?

Answer: Sciatic nerve

Question: Which of these is an organ in the body?

Answer: Heart

Question: Where in the human body are the lungs located?

Answer: Chest

Question: How many miles of blood vessels are there in an average human body?

Answer: 60,000

Question: How does blood enter the heart?

Answer: Vena Carva

Question: Which chamber of the heart is the 'pump'?

Answer: Left ventricle

Question: What is the largest artery in the body?

Answer: Aorta

Question: Which English physician discovered circulation?

Answer: William Harvey

Question: What name is given to those parts of the body which connect muscles to bones?

Answer: Tendons

Question: Which part of the body produces the hormone Somatostatin?

Answer: Pancreas

Question: Which part of the body are the trapezius muscles located?

Answer: Back

Question: Which parts of the body are made up of tiny strands called myofibrils?

Answer: Muscles

Question: What is the name of the chief muscle used for breathing?

Answer: Diaphragm

Question: What are the most active muscles in the body?

Answer: Eye muscles

Question: What is another name for the rectus abdominis muscles?

Answer: Abs

Digestive System Trivia

Question: Which sort of injury would result in being unable to walk?

Answer: Spine

Question: Where in the body is the core human body temperature?

Answer: 37 degrees Celsius

Question: Which of these is the most acidic part of the digestive system?

Answer: Stomach

Question: Which part of your body does a chiropodist treat?

Answer: Feet

Question: What is the largest organ inside the body?

Answer: The liver

Question: What is a small pocket of fluid within the upper layers of the skin called?

Answer: Blister

Question: Where on the human body would you find the ulna bone?

Answer: Arm

Question: What is the medical term for the kneecap?

Answer: Patella

Question: Where in the human body would you find the cornea and the retina?

Answer: Eye

Question: Which of these is not part of the digestive system?

Answer: Trachea

Body Functions Trivia

Question: What on the human body, and especially on the face, are lentigines?

Answer: Freckles

Question: About 10 percent of the population has an accessory or extra what?

Answer: Spleen

Question: Alcohol is an example of a what?

Answer: Depressant

Question: The third molars in a human being are commonly known by what name?

Answer: Wisdom teeth

Question: When was the first documented record made of animals in captivity?

Answer: Ancient Egypt

Question: The bones around the chest that protect the internal organs are called what?

Answer: Ribs

Question: What is the anatomical name for the gullet?

Answer: Oesophagus

Question: Which medical profession involves the treatment of the nervous system?

Answer: Neurologist

Question: What type of factor is involved in determining body mass?

Answer: Both

Question: Which part of the body is affected by silicosis?

Answer: Lungs

Question: What type of molecules are most likely to pass through the small intestine?

Answer: Small, soluble

Respiratory System Trivia

Question: What is the name of the holes in the nose?

Answer: Nostrils

Question: Where is the canal of Schlemm?

Answer: The eye

Question: Where in the body is the stirrup?

Answer: Inner Ear

Question: What is the name of the long pipe that moves food from the throat to the stomach?

Answer: Esophagus

Question: What is another name for the windpipe?

Answer: Trachea

Skeletal System Trivia

Question: What is the correct name for the kneecap?

Answer: Patella

Question: What are the bones called that make up a spine?

Answer: Vertebrae

Question: Where in the body are the metatarsal bones?

Answer: Foot

Question: The radius is a bone found in which part of the human body?

Answer: Lower Arm

Question: Where is the smallest bone in the human body?

Answer: Ear

Question: In which part of the body would you find the clavicle and scapula?

Answer: Upper torso

Question: In which part of the body would you find the cochlea and the auditory nerve?

Answer: Ear

Question: Which part of the body does 'nasal' refer to?

Answer: Nose

Question: Which part of the body is known medically as the oxter?

Answer: Armpit

Question: Where are the red blood cells made?

Answer: Bone marrow

Question: The tibia is a bone found in which part of the human body?

Answer: Lower leg

Digestive System Trivia

Question: In biology, the alimentary canal is the main part of which system?

Answer: Digestive

Question: What is the pH of the stomach?

Answer: 1 to 3

Question: What conditions do enzymes in the stomach work best in?

Answer: Acid

Question: What type of radiation does sunscreen protect us from?

Answer: UV

Question: Which part of the body stores bile?

Answer: Gall bladder

Question: Most nutrient absorption takes place in which part of the digestive system?

Answer: Small intestine

Nervous System Trivia

Question: Where in the human body would you find the hypothalamus?

Answer: Brain

Question: Where in the body is the macula?

Answer: Eye

Question: The hypothalamus releases which hormone?

Answer: Dopamine

Question: Which part of the body is responsible for pumping the blood around?

Answer: Heart

Question: What is the center of the nervous system in the human body?

Answer: Brain

Question: In which part of the body do you find the malleus, incus, and stapes?

Answer: Ear

Question: Which neuron type sends a signal from a sense organ to the central nervous system?

Answer: Sensory

Question: Which part of the body contains the cerebellum and the cortex?

Answer: Brain

Question: Where is the longest nerve in the human body?

Answer: Leg

Question: Where in the body are the trapezius muscles?

Answer: Back

Immune System Trivia

Question: What can cause tonsillitis?

Answer: Bacteria

Question: What are the two kinds of blood cells?

Answer: White and Red

Question: What name is given to the study of the immune system?

Answer: Immunology

Question: Lachrymal glands produce what?

Answer: Tears

Integumentary System Trivia

Question: The outside layer of skin on the human body is called the what?

Answer: Epidermis

Question: What is the common name for the tympanum?

Answer: Ear Drum

Question: Which part of the body contains the cerebellum and the cortex?

Answer: Brain

Question: Which part of the body does 'nasal' refer to?

Answer: Nose

Question: Which part of the body is responsible for destroying old red blood cells?

Answer: Spleen

Question: Which part of the body is known medically as the oxter?

Answer: Armpit

Question: Where in your body is your 'lingua'?

Answer: Mouth

Question: Where in the body would you find auricles and ventricles?

Answer: Heart

Question: Where on the body is the mandible bone?

Answer: Jaw

Question: Which part of the body does 'lingua' refer to?

Answer: Tongue

Question: Which of these is not a reflex response?

Answer: Picking up a book

Question: Which part of the body does 'nasal' refer to?

Answer: Nose

Question: Which parts of the body will decay and come loose if they're not kept properly clean?

Answer: Teeth

Question: Which of the following is not transported in blood plasma?

Answer: Oxygen

Question: The rectus abdominis muscles are better known as what?

Answer: Abs

Endocrine System Trivia

Question: In which bodily organ is the loop of Henle?

Answer: Kidney

Question: Which hormone is secreted into the blood if the glucose levels are too high?

Answer: Insulin

Question: Giving a normal allele to patients with a genetic disease is called what?

Answer: Gene therapy

Miscellaneous Human Body Trivia

Question: What disease is commonly called lockjaw?

Answer: Tetanus

Question: What was the first effective antibiotic used in medicine?

Answer: Penicillin

Question: What is the first part of the small intestine known as?

Answer: Duodenum

Question: What was the first organic substance to be synthesized independently of any living organism?

Answer: Urea

Question: What is an Ishihara test used to test for?

Answer: Colorblindness

Question: Where in the human body are the Islets of Langerhans?

Answer: Pancreas

Question: Which of these fats are bad for your health?

Answer: Trans fats

Question: What is the normal resting heart rate for an adult?

Answer: 60-80 beats per minute

Question: Passive immunity involves receiving what?

Answer: Antibodies

Question: The first part of the small intestine is known by what name?

Answer: Duodenum

Question: What is the name of the thick band of fibers that separate the cerebral hemispheres?

Answer: Corpus callosum

Question: What type of drug is caffeine?

Answer: Stimulant

Question: From which language is the word 'medicine' derived?

Answer: Latin

Question: Folic acid is another name for which vitamin?

Answer: B9

Question: How many chromosomes does a human have?

Answer: 46

Question: What is the technical name for the structure dividing the nostrils?

Answer: Septum

Question: Why is DCAACD easier to remember than CDDACA?

Answer: There is a pattern

Question: What effect does exercise usually have on metabolism?

Answer: Increase

Question: Where in the human body naturally contains the most gold?

Answer: Toenails

Question: How big is the moose population in Alaska?

Answer: 120,000

Question: Human brains are larger than other mammals' brains due to the growth of what section?

Answer: Cerebral Cortex