CategoryBody Trivia

Human Body and Anatomy Trivia Questions and Answers

Human Body and Anatomy Trivia Questions and Answers

Do you think you know everything about the human body? Do you know about the body’s essential organs, brain functions, or digestive processes? Learn more about the anatomy of the human body as well as parts such as the bones, eyes, muscles, and heart. Challenge yourself or play with friends with the best collection of the fascinating and amazing human body and anatomy facts and trivia.

Why trained athletes have bradycardia?

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Body Trivia trained athletes bradycardia
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A larger heart results in higher cardiac output, which also allows it to beat more slowly, as more blood is pumped out with each beat.
Athletic heart syndrome (AHS) is a non-pathological condition in which the human heart is enlarged as a consequence of repetitive cardiac loading, and the resting heart rate is lower than normal.

Why are boys taller than girls?

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Body Trivia boys taller than girls
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Girls have shorter height as during puberty estrogen synthesis is higher than to boys.
Estrogen promotes closing of epiphyseal plates, which are structures present on the terminal ends of bones, composed of cartilage. These promote the growth of bone.

How does exercise enlarge muscles?

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Body Trivia how does exercise enlarge muscles
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Exercise doesn’t increase the number of muscle fibers.
Workout causes muscle hypertrophy, that means it only extends the muscle.

Why most babies born with blues eyes?

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Body Trivia babies born blues eyes
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The lifelong eye color happens as a result of exposure to UV rays.
The color of our eyes depends on how much of the pigment melanin you have in your iris. More melanin means black color. Less melanin means blue-gray or rarely green.

What happens if the fever goes above 105.8 Fahrenheit (41 Celsius)?

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Body Trivia fever 105 8 fahrenheit 41 celsius
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If the body temperature rises above 105.8 Fahrenheit (41 Celsius), it can cause irreversible damage to the brain.
This happens because of high-temperature denatures protein content of our body tissues and cells. Most sensitive are the brain tissues.

Should you donate blood if you have tattoos?

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Body Trivia donate blood tattoos
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If you have inscribed a tattoo recently, then you are prohibited from donating blood for at least 12 months.
Christiano Ronaldo doesn’t have any tattoos on his body because he is a frequent blood donor. It’s because of caution against virus-like herpes, HIV, etc (transported via blood). After that, you can.

How does an iris scanner work?

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Body Trivia how does an iris scanner work
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Iris scanner works on the principle of uniqueness of everyone’s iris. Iris are unique due to the amount of melanin content in them.
Crypts and ridges in iris are all unique and very little affected by genes. Iris scanner functions by sending a beam of infrared light that bounces back to it with certain frequency which is then decoded by a processing unit.

Why do mosquitos bite some people more often?

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Body Trivia mosquitos bite people often
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People who are exhaling more carbon dioxide, alcohol consumers, those who sweat more or having a blood group O, are frequently attacked.
People who eat a lot of milk products and then exercise have lactic acid deposited on skin, they are also approached by mosquitos.

What is tunnel vision?

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Body Trivia Questions What is tunnel vision
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Tunnel vision is a medical condition in which a person loses peripheral vision and retains only central vision, which results in a tunnel-like vision.
It may occur due to glaucoma (in which fluid in eye builds up and creates pressure on the nerves causing damage. Another reason can be a genetic disease called retinitis pigmentosa that causes damage to the retina.

What is the shoulder blade called in a human?

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Body Trivia shoulder blade called human
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Scapular.
In the anatomy of the shoulder blade (plural blade or shoulder blade), also known as shoulder bone, bone of the wings or bone of the shoulder blade, is a bone that connects the shoulder bone (hand bone) to the collarbone (collarbone).

Which finger has the fastest growing nail?

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Body Trivia finger fastest growing nail
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Middle finger.
On average, nails grow about one-tenth of an inch per month. The fastest nail grows on the middle finger. Slower nail growth – miniature. Frozen nails grow faster than nails that do not cut regularly.

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