Respiratory System MCQs for GNM 1st Year | Nursing Exam 2026 | NursingNotesGNM

 

Respiratory System MCQs for GNM 1st Year – Complete Exam Preparation Guide

By NursingNotesGNM | Updated for GNM Final Exam 2026

What is the respiratory system?
The respiratory system is a group of organs responsible for breathing, oxygen intake, and removal of carbon dioxide to maintain normal body functions.

Table of Contents

  • Introduction to Respiratory System
  • Structure and Functions of Respiratory Organs – MCQs
  • Physiology of Respiration – MCQs
  • Normal Respiration – MCQs
  • Deviations of Respiration – MCQs
  • People Also Ask (PAA)
  • Frequently Asked Questions (FAQs)

Introduction to Respiratory System (GNM Focus)

The respiratory system supplies oxygen to the body and removes carbon dioxide. This topic is very important for GNM First Year students and is frequently asked in nursing exams.

Structure and Functions of Respiratory Organs – MCQs

1. The main function of the respiratory system is:
A. Digestion
B. Circulation
C. Gas exchange
D. Excretion
Answer: C

2. Which organ is known as the voice box?
A. Pharynx
B. Trachea
C. Larynx
D. Bronchi
Answer: C

3. Alveoli are responsible for:
A. Air conduction
B. Oxygen storage
C. Exchange of gases
D. Sound production
Answer: C

4. The trachea divides into:
A. Bronchioles
B. Alveoli
C. Right and left bronchi
D. Lungs
Answer: C

5. The main muscle of respiration is:
A. Abdominal muscle
B. Diaphragm
C. Cardiac muscle
D. Intercostal cartilage
Answer: B

Physiology of Respiration – MCQs

6. Taking air into lungs is called:
A. Expiration
B. Inspiration
C. Diffusion
D. Respiration
Answer: B

7. Exchange of gases occurs by:
A. Osmosis
B. Filtration
C. Diffusion
D. Active transport
Answer: C

8. Oxygen is transported by:
A. Plasma
B. Platelets
C. Hemoglobin
D. WBCs
Answer: C

9. Respiratory center is located in:
A. Cerebrum
B. Cerebellum
C. Medulla oblongata
D. Spinal cord
Answer: C

10. Internal respiration means:
A. Gas exchange in lungs
B. Breathing
C. Gas exchange between blood and tissues
D. Oxygen transport
Answer: C

Normal Respiration – MCQs

11. Normal adult respiratory rate is:
A. 10–12/min
B. 12–20/min
C. 25–30/min
D. 30–40/min
Answer: B

12. Normal respiration is:
A. Labored
B. Noisy
C. Regular and effortless
D. Painful
Answer: C

Deviations of Respiration – MCQs

13. Rapid breathing is called:
A. Bradypnea
B. Apnea
C. Tachypnea
D. Dyspnea
Answer: C

14. Absence of breathing is:
A. Dyspnea
B. Apnea
C. Orthopnea
D. Hypopnea
Answer: B

15. Difficulty in breathing is called:
A. Tachypnea
B. Apnea
C. Dyspnea
D. Bradypnea
Answer: C

People Also Ask (PAA)

Q: What is the normal respiratory rate in adults?
12–20 breaths per minute.

Q: Where does gas exchange occur?
In the alveoli.

Q: Which part controls breathing?
Medulla oblongata.

Frequently Asked Questions (FAQs)

Q1. Are these MCQs enough for GNM finals?
Yes, these MCQs cover important exam-oriented concepts.

Q2. Which topic is most important in respiration?
Physiology of respiration and abnormal breathing patterns.

Q3. Are these useful for viva?
Yes, very useful for viva and short answers.

Conclusion

This Respiratory System MCQ guide is specially prepared for GNM First Year students to help in final exam preparation, viva, and revision.

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