Multiple Choice Quiz On Human Body Quiz
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Completion of this quiz will demonstrate compentancy in human anatomy which includes muscle, skelatal, and organ function.
- 1.
The human eye weighs approximately
- A.
34 grams
- B.
4 grams
- C.
28 grams
- D.
None of the above
Correct Answer
C. 28 gramsExplanation
The human eye weighs approximately 28 grams. This is the correct answer because the average weight of an adult human eyeball is about 28 grams. The weight can vary slightly depending on factors such as age, sex, and overall health, but 28 grams is a commonly accepted average weight for the human eye.Rate this question:
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- 2.
What is the only living tissue with in the human body that does not contain blood vessels?
- A.
The ear
- B.
The finger nail
- C.
Human hair
- D.
The cornea
Correct Answer
D. The corneaExplanation
The cornea is the clear, dome-shaped front surface of the eye. It is the only living tissue in the human body that does not contain blood vessels. Instead, it receives oxygen and nutrients directly from the air and tears that cover it. This is important for maintaining its transparency and clarity, which is necessary for proper vision.Rate this question:
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- 3.
All babies are born color blind.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Babies are born with an underdeveloped visual system, including their ability to perceive and distinguish colors. At birth, their color vision is limited and they can only see shades of gray. It takes several months for their eyes and brain to fully develop, allowing them to perceive and differentiate colors. Therefore, it is true that all babies are born color blind.Rate this question:
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- 4.
How many approximate miles of capillaries does the human body have?
- A.
37
- B.
37,000
- C.
21 million
- D.
100
Correct Answer
B. 37,000Explanation
The approximate number of miles of capillaries in the human body is 37,000. Capillaries are tiny blood vessels that connect arteries and veins, allowing for the exchange of oxygen, nutrients, and waste products between the blood and tissues. The human body has a vast network of capillaries that are essential for maintaining proper circulation and delivering oxygen and nutrients to all organs and tissues. The number 37,000 represents the approximate length of all the capillaries in the body when measured end to end.Rate this question:
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- 5.
How many pounds of oxygen does the adult human body require daily?
- A.
88 pounds
- B.
14 pounds
- C.
44 pounds
- D.
34 pounds
Correct Answer
A. 88 pounds -
- 6.
What is the ring of arteries that supply blood to your brain called?
- A.
The Ring of Fire
- B.
The Circle of Willis
- C.
The Queen's Crown
- D.
There is no name for it, they're just arteries
Correct Answer
B. The Circle of WillisExplanation
The correct answer is The Circle of Willis. The Circle of Willis is a ring-shaped network of arteries that supply blood to the brain. It is located at the base of the brain and helps to ensure a constant blood supply to the brain, even if there is a blockage or narrowing in one of the arteries. This network is named after the English physician Thomas Willis, who first described it in the 17th century.Rate this question:
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- 7.
Your brain is...
- A.
7% Water
- B.
89% Water
- C.
25% Water
- D.
80% Water
Correct Answer
D. 80% WaterExplanation
The correct answer is 80% Water. The brain is primarily composed of water, making up approximately 80% of its total weight. Water is essential for the brain's proper functioning, as it helps to regulate temperature, transport nutrients and oxygen, and remove waste products. Additionally, water plays a crucial role in maintaining the brain's electrical activity and supporting the communication between brain cells. Therefore, it is important to stay hydrated to ensure optimal brain health and function.Rate this question:
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- 8.
Out of all the oxygen that a human breathes, _____% goes to your brain
- A.
10
- B.
20
- C.
25
- D.
50
- E.
All
Correct Answer
B. 20Explanation
The brain requires a constant supply of oxygen to function properly. While it only makes up about 2% of a person's body weight, it consumes approximately 20% of the oxygen we breathe. This high demand for oxygen is due to the brain's role in controlling various bodily functions and maintaining cognitive abilities. Therefore, out of all the oxygen that a human breathes, 20% goes to the brain.Rate this question:
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- 9.
What is the only organ in the human body not capable of reproducing dead cells?
- A.
Kidney
- B.
Brain
- C.
Heart
- D.
Lung
Correct Answer
B. BrainExplanation
The brain is the only organ in the human body that is not capable of reproducing dead cells. Unlike other organs, the brain does not undergo cell division or regeneration to replace dead cells. Once brain cells die, they cannot be replaced, which is why brain damage or injury can have long-lasting effects on a person's cognitive and physical abilities.Rate this question:
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- 10.
At the age of 35, an adult human will lose _______ brain cells on a daily basis, which will _____ be reproduced.
- A.
7,000 / never
- B.
23 / always
- C.
23,000 / always
- D.
23,000 / never
- E.
I don't know
Correct Answer
A. 7,000 / neverExplanation
At the age of 35, an adult human will lose approximately 7,000 brain cells on a daily basis. These brain cells will never be reproduced, meaning that once they are lost, they cannot be replaced.Rate this question:
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Current Version
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Mar 21, 2023Quiz Edited by
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May 03, 2008Quiz Created by
Sweber25
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