Lets Check Your Knowledge About The Human Respiratory System
The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs, and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out waste gases like carbon dioxide.
Lets Check your Knowledge about The Human Respiratory System
- 1.
The Respiratory system is made up of trachea, the lungs, and the ______________.
- A.
Liver.
- B.
Diaphragm.
- C.
Esophagus.
- D.
Pancreas.
Correct Answer
B. DiapHragm.Explanation
The respiratory system consists of the trachea, lungs, and diaphragm. The trachea is the airway that connects the throat to the lungs, while the lungs are the main organs responsible for breathing. The diaphragm is a dome-shaped muscle located at the bottom of the chest cavity that plays a crucial role in the process of breathing. When we inhale, the diaphragm contracts and moves downward, allowing the lungs to expand and fill with air. When we exhale, the diaphragm relaxes and moves upward, helping to push the air out of the lungs. The liver, esophagus, and pancreas are not directly involved in the respiratory system.Rate this question:
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- 2.
Your body couldn't breathe without this system.Which one is it?
- A.
The Perspiration system.
- B.
The Respiratory system.
- C.
The Circulatory system.
- D.
The Urinary system.
Correct Answer
B. The Respiratory system.Explanation
The respiratory system is responsible for the exchange of oxygen and carbon dioxide in the body. Without this system, the body would not be able to take in oxygen and release carbon dioxide, which are essential for cellular respiration. Therefore, the body would not be able to breathe without the respiratory system.Rate this question:
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- 3.
When you breathe in air, you bring oxygen into your lungs and blow out_________________.
- A.
Carbon dioxide.
- B.
Carbon monoxide.
- C.
Oxygen.
- D.
Hydrogen.
Correct Answer
A. Carbon dioxide.Explanation
When you breathe in air, your lungs extract oxygen from it, which is then transported to your body's cells to support various metabolic processes. As a result of these processes, carbon dioxide is produced as a waste product. When you exhale, you release this carbon dioxide back into the air. Therefore, the correct answer is carbon dioxide.Rate this question:
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- 4.
When you inhale, your lungs _________________.
- A.
Inflate
- B.
Turn purple
- C.
Deflate
- D.
Disappear
Correct Answer
A. InflateExplanation
When you inhale, your lungs expand or fill with air. This is because the diaphragm and intercostal muscles contract, creating a larger space in the chest cavity. As a result, air rushes into the lungs, causing them to inflate.Rate this question:
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- 5.
What is the name of the tiny air sacs in the lungs?
- A.
Bronchioles
- B.
Capillaries
- C.
Alveoli
- D.
Nodes
Correct Answer
C. AlveoliExplanation
The tiny air sacs in the lungs are called alveoli. These structures are responsible for the exchange of oxygen and carbon dioxide between the lungs and the bloodstream. The alveoli have thin walls and a large surface area, allowing for efficient gas exchange.Rate this question:
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- 6.
_________________ is not good for lungs.
- A.
Exercising
- B.
Singing
- C.
Smoking
- D.
Yelling
Correct Answer
C. SmokingExplanation
Smoking is not good for lungs because it introduces harmful chemicals into the respiratory system. These chemicals, such as nicotine and tar, can cause inflammation and damage to the delicate tissues of the lungs. Over time, smoking can lead to the development of chronic lung diseases like bronchitis and emphysema, as well as increase the risk of lung cancer. Smoking also impairs lung function, making it harder for the lungs to properly oxygenate the blood and remove waste gases. Therefore, smoking is detrimental to lung health.Rate this question:
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- 7.
What happens when you breathe in?
- A.
Your diaphragm expands and your ribcage contracts.
- B.
Your diaphragm contracts and your ribcage expands.
- C.
Your diaphragm explodes and your ribcage contracts.
- D.
Your diaphragm does not move and your ribcage expands.
Correct Answer
B. Your diapHragm contracts and your ribcage expands.Explanation
When you breathe in, your diaphragm contracts and moves downward, causing it to flatten. This contraction creates more space in your chest cavity, allowing your lungs to expand. At the same time, your ribcage expands as the muscles between your ribs contract, pulling them upward and outward. This combined action of the diaphragm and ribcage expansion increases the volume of your chest cavity, creating a pressure difference that draws air into your lungs.Rate this question:
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- 8.
What are capillaries?
- A.
Tiny air sacs in your lungs.
- B.
Tiny blood vessels in your lungs.
- C.
Tiny blood cells in your lungs.
- D.
Large blood cells in your lungs.
Correct Answer
B. Tiny blood vessels in your lungs.Explanation
Capillaries are tiny blood vessels in the body that connect arteries and veins. They are responsible for the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues. In the context of the question, capillaries are specifically mentioned in relation to the lungs, indicating that they are the tiny blood vessels in the lungs.Rate this question:
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- 9.
What are alveoli?
- A.
Tiny cells.
- B.
Large blood vessels.
- C.
Tiny blood vessels.
- D.
Tiny sacs in the lungs.
Correct Answer
D. Tiny sacs in the lungs.Explanation
Alveoli are tiny sacs in the lungs where the exchange of oxygen and carbon dioxide takes place. They are responsible for the oxygenation of the blood and the removal of waste gases during respiration. Alveoli have thin walls and a large surface area, allowing for efficient gas exchange between the lungs and the bloodstream.Rate this question:
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- 10.
What are some diseases of the respiratory system?
- A.
Bronchitis, Asthma, Emphysema
- B.
Bronchitis, Meningitis, Ulcers
- C.
Ulcers, Emphysema, Asthma
- D.
Asthma, Diabetes, Bronchitis
Correct Answer
A. Bronchitis, Asthma, EmpHysemaExplanation
Bronchitis, Asthma, and Emphysema are all diseases of the respiratory system. Bronchitis is an inflammation of the bronchial tubes, which carry air to the lungs. Asthma is a chronic condition characterized by inflammation and narrowing of the airways, leading to difficulty in breathing. Emphysema is a progressive lung disease that causes the air sacs in the lungs to be damaged, leading to shortness of breath and difficulty in exhaling. These three diseases can all affect the respiratory system and cause respiratory symptoms such as coughing, wheezing, and shortness of breath.Rate this question:
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Oct 12, 2023Quiz Edited by
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May 27, 2014Quiz Created by
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