Respiratory System Flashcard
Flashcard
•
Biology
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the function of the trachea in the respiratory system?
Back
The trachea, or windpipe, directs air into the bronchi, which lead to the lungs.
2.
FLASHCARD QUESTION
Front
How does chronic obstructive pulmonary disease (COPD) affect the lungs?
Back
COPD decreases the elasticity of alveoli, reducing the efficiency of gas exchange.
3.
FLASHCARD QUESTION
Front
Describe the process of gas exchange in the alveoli.
Back
Oxygen is absorbed into the blood, and carbon dioxide is released from the blood into the alveoli.
4.
FLASHCARD QUESTION
Front
What are bronchi and bronchioles?
Back
Bronchi are larger tubes that transport air to the lungs, while bronchioles are smaller tubes that lead to the alveoli.
5.
FLASHCARD QUESTION
Front
What is respiration?
Back
Respiration is the process by which organisms use glucose and oxygen to produce energy.
6.
FLASHCARD QUESTION
Front
What role do alveoli play in the respiratory system?
Back
Alveoli are tiny air sacs where gas exchange occurs, allowing oxygen to enter the blood and carbon dioxide to be expelled.
7.
FLASHCARD QUESTION
Front
What is the primary gas exchanged in the alveoli?
Back
Oxygen is the primary gas absorbed into the blood in the alveoli.
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