Curious to test what you know about human anatomy? No, no, this is not an official academic test, nor will it help you pass any medical certifications. But it sure is a lot of fun, especially if you were (or are) a biology major in college/university!
Whether you’re a budding biology major, a future doctor, or just someone who loves learning about the human body, these questions are perfect for challenging your knowledge. Ready to see how many you can get right?
If you enjoy this trivia, be sure to check out our other trivia quizzes on biology and general science to keep the fun going!
50 Human Anatomy Trivia Questions To Test The Doctor In You
Where on your body is your glabella?
Answer: The space between your eyebrows is called the glabella.
True or false: Humans are the only primates with eyebrows.
Answer: True. Eyebrows are a uniquely human feature. As the forehead ridge of Homo sapiens receded to make room for our brain, eyebrows developed to keep moisture out of our eyes while also blocking sunlight.
When squats are performed, which 3 muscle groups are being utilized?
Answer: The glutes, hamstrings, and quadriceps.
Where in the body is most of the process of food absorption done?
Answer: The small intestine.
Which part of the human eye contains the photoreceptor cells?
Answer: Retina.
What is the primary structural protein found in the skin and connective tissues?
Answer: Collagen. Collagen is the most abundant protein in your body. It accounts for about 30% of your body’s total protein. Collagen is the primary building block of your body’s skin, muscles, bones, tendons and ligaments, and other connective tissues. It’s also found in your organs, blood vessels and intestinal lining.
True or false: There are four phalanges in each of the smaller toes, and three in the big toe.
Answer: False. There are three phalanges in each of the smaller toes, and two in the big toe.
Which part of the brain is responsible for regulating homeostasis, including body temperature, hunger, and thirst?
Answer: Hypothalamus.
What is the name of the valve located between the left atrium and the left ventricle of the heart?
Answer: Mitral valve (or bicuspid valve).
What is the term for the white, fatty substance that surrounds and insulates the axons of certain neurons?
Answer: Myelin.
What is the name of the specialized cells in the pancreas that produce insulin?
Answer: Beta cells (in the islets of Langerhans).
Most of our bones are connected to other bones via joints woven together with ligaments and tendons. However, there is one notable exception in the human body — one bone that is not connected to any other bone nearby. What is the name of this bone?
Answer: The hyoid, a small U-shaped bone in the neck, at the root of the tongue. Instead of connecting to other bones, the hyoid is linked only to muscles, ligaments, and cartilage — not bones.
Which muscle is the main muscle involved in respiration?
Answer: Diaphragm.
What is the name of the tiny hair-like structures that line the respiratory tract and help to remove debris and mucus?
Answer: Cilia.
Which type of blood vessel carries oxygen-rich blood away from the heart?
Answer: Arteries.
What is the term for the pigment that gives skin, hair, and eyes their color?
Answer: Melanin.
What is the name of the largest part of the human brain, responsible for higher cognitive functions?
Answer: Cerebrum.
Who has more bones, adults or babies?
Answer: Babies. Babies pack a lot of bones in their tiny bodies — around 300 (compared to the 200 than adult humans have). These extra bones, many of which are made entirely or partly of cartilage, help babies remain flexible in the womb and at birth, making it easier for them to pass through the birth canal. As a baby grows into childhood and eventually early adulthood, the cartilage ossifies while other bones fuse together.
Which structure in the ear is responsible for converting sound waves into nerve signals?
Answer: Cochlea.
What is the name of the connective tissue that attaches muscle to bone?
Answer: Tendon.
Which gland in the body produces the hormone cortisol?
Answer: Adrenal gland
What is the name of the lymphoid organ that filters and cleanses the blood, removing old red blood cells?
Answer: Spleen
Which part of the body contains the most bones?
Answer: The hands. Each hand contains 27 bones, followed closely by the feet which have 26 bones in each foot.
Where on the body is the mandible located?
Answer: The jaw.
What are the names of the two muscular pipes located within the neck?
Answer: Esophagus and trachea. The esophagus leads to the stomach and the trachea leads to the lungs.
What is the average number of hairs per eyebrow?
- a) 100
- b) 150
- c) 250
- d) 450
Answer: c) 250.
Where is the occipital lobe located in your body?
Answer: The back of the head (in the brain).
How many pairs of ribs are there in the human body?
Answer: 12.
Which body parts never stop growing throughout our lives?
Answer: Ears and nose.
When someone has a hysterectomy, what part of the body is removed?
Answer: The uterus.
What is the biggest artery in the human body?
Answer: The aorta.
In which part of the body would you find your stapes bone?
Answer: In the inner ear.
What is the outermost layer of the eye called?
Answer: The sclera.
In which part of the body would you find your sacrum?
Answer: At the base of the lumbar vertebrae and pelvis.
The trachea belongs to which body system?
Answer: Respiratory system.
What are the small bones that make up a backbone called?
Answer: Vertebrae.
The sartorius muscle is located in which part of the human body?
Answer: Leg; it is the longest muscle in the body, spanning both the hip and the knee joints.
Where is the uvula located within the human body?
Answer: The throat.
In which part of the body are the lacrimal glands?
Answer: Eyes.
The humerus bone is located in which part of the human body?
Answer: Arm.
What is the anatomical term for the kneecap?
Answer: Patella.
What is the name of the bone that forms the forehead?
Answer: Frontal bone.
Which anatomical structure is responsible for the sense of smell?
Answer: Olfactory bulb.
How many vertebrae are in the human cervical spine?
Answer: Seven.
What is the anatomical term for the breastbone?
Answer: Sternum.
What is the name of the tough, fibrous tissue that connects bones to other bones?
Answer: Ligament.
Which bones make up the human ankle?
Answer: Tarsal bones.
What is the scientific term for fingers and toes?
Answer: Phalanges.
What’s the smallest bone in the human body?
Answer: Stapes bone in the inner ear.
You may also like: 80 Medical Trivia Questions To Test Your Health Knowledge
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