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Q. No.Subtopic: Respiratory Disorders: Part 1 |
97%
Level 1: 80%+
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After a deep inspiration and maximum expiration, the capacity of lungs is known as
| 1. | vital capacity | 2. | tidal volume |
| 3. | IRV | 4. | ERV |
Subtopic: Respiratory System: Pulmonary Volumes & Capacities |
80%
Level 1: 80%+
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Inspiration is initiated by:
| 1. | the contraction of diaphragm |
| 2. | the relaxation of diaphragm |
| 3. | the contraction of external intercostals |
| 4. | the contraction of internal intercostals |
Subtopic: Respiratory System: Pulmonary Ventilation |
82%
Level 1: 80%+
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Which of the following structures is not supported by incomplete cartilaginous rings?
| 1. | Trachea |
| 2. | Secondary bronchi |
| 3. | Terminal Bronchioles |
| 4. | Primary bronchi |
Subtopic: Respiratory System: Trachea & Basic Anatomy of Lung |
76%
Level 2: 60%+
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Lungs have a large number of alveoli for
| 1. | Having spongy texture and proper shape |
| 2. | More surface area for diffusion of gases |
| 3. | More space for increasing volume of inspired air |
| 4. | More nerve supply |
Subtopic: Respiratory System: Trachea & Basic Anatomy of Lung |
88%
Level 1: 80%+
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Binding of oxygen with haemoglobin is primarily related to which of the following factors?
| 1. | Partial pressure of \(CO_2\) |
| 2. | Partial pressure of \(O_2\) |
| 3. | Hydrogen ion concentration |
| 4. | Temperature |
Subtopic: Respiratory System: Transport of Gases Part 1 | Respiratory System: Transport of Gases Part 2 | Respiratory System: Transport of Gases |
89%
Level 1: 80%+
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Select the correct option w.r.t. transport of respiratory gases through blood and its components
| 1. | Plasma as well as RBCs transport both oxygen and \(CO_2\) |
| 2. | WBCs as well as RBCs transport both oxygen and \(CO_2\) |
| 3. | Plasma transport \(CO_2\) and RBCs transport oxygen only |
| 4. | WBCs transport \(CO_2\) and RBCs transport oxygen only |
Subtopic: Respiratory System: Transport of Gases |
90%
Level 1: 80%+
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Select the last step involved in respiration
| 1. | Diffusion of gases |
| 2. | Breathing |
| 3. | Utilisation of \(O_2\) by body cells and resultant release of \(CO_2\) |
| 4. | Transport of gases |
Subtopic: Respiratory System: Exchange of Gases | Respiratory System: Regulation of Respiration |
88%
Level 1: 80%+
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Partial pressure for oxygen and \(CO_2\) is represented as
1. \(pO\) and \(pCO\)
2. \(P_o \text {and}~ P_{CO_2}\)
3. \(pO_2 ~\text {and} ~pCO_2\)
4. \(O_2p ~\text {and} ~CO_2p\)
1. \(pO\) and \(pCO\)
2. \(P_o \text {and}~ P_{CO_2}\)
3. \(pO_2 ~\text {and} ~pCO_2\)
4. \(O_2p ~\text {and} ~CO_2p\)
Subtopic: Respiratory System: Exchange of Gases |
95%
Level 1: 80%+
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What is the value of \(pCO_2 \) in atmospheric air, alveoli and tissues respectively?
| 1. | 0.3 mm Hg, 40 mm Hg and 95 mm Hg |
| 2. | 95 mm Hg, 40 mm Hg and 159 mm Hg |
| 3. | 45 mm Hg, 0.3 mm Hg and 40mm Hg |
| 4. | 0.3 mm Hg, 40 mm Hg and 45 mm Hg |
Subtopic: Respiratory System: Exchange of Gases |
85%
Level 1: 80%+
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