MDCAT Biology Respiration Online Test

MDCAT Biology Respiration Test

MDCAT Biology Respiration Chaper 13 Online Test

Total Questions: 50
Time Allowed: 25 Minutes
Total Marks: 50
How to Attempt Test: Please choose the right Option in MCQ-type question.
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MDCAT Biology Respiration MCQS Online Test

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1. Which part of the respiratory system contains vocal cords?

2. How does smoking contribute to chronic bronchitis?

3. Which muscle is primarily responsible for breathing?

4. Which of the following is a major component of cigarette smoke that damages lung tissue?

5. Which of the following best explains why athletes often have better lung capacity?

6. How does the body primarily detect the need to breathe faster?

7. What effect does smoking have on cilia in the respiratory tract?

8. Which structure warms, moistens, and filters the air we breathe?

9. Which condition is commonly caused by long-term smoking?

10. What is the role of mucus in the respiratory tract?

11. What is the term for the movement of air into and out of the lungs?

12. Which organ system works closely with the respiratory system for gas transport?

13. Which part of the brain controls breathing?

14. What structure branches into bronchi?

15. Which of the following best describes exhalation?

16. What is the main reason for coughing in smokers?

17. Which process moves oxygen from lungs to blood?

18. What part of the respiratory system divides into left and right branches?

19. Which term refers to the maximum amount of air exhaled after a deep breath?

20. Which organ is directly responsible for breathing?

21. Which part of the lungs are damaged in emphysema?

22. How does chronic smoking increase the risk of infections?

23. Which structure prevents food from entering the trachea?

24. How does carbon monoxide from cigarette smoke affect oxygen transport?

25. Which gas is transported from the blood to the alveoli to be exhaled?


 

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