- 1(current)
Q. No.Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because?
| 1. | there is a negative pressure in the lungs |
| 2. | there is a negative intrapleural pressure pulling at the lung walls |
| 3. | there is a positive intrapleural pressure |
| 4. | pressure in the lungs is higher than the atmospheric pressure |
Subtopic: Â Respiratory System: Trachea & Basic Anatomy of Lung |
 55%
Level 3: 35%-60%
NEET - 2016
Hints
Consider the given two statements:
| Assertion (A): | The thoracic chamber, being airtight, is critical for breathing. |
| Reason (R): | Movement of rib cage can bring about inhalation and exhalation. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Â Respiratory System: Trachea & Basic Anatomy of Lung |
Level 3: 35%-60%
Please attempt this question first.
Hints
Please attempt this question first.
The heart, trachea, esophagus and associated structures are located in the space between the two lungs called as:
1. mediastinum
2. pleural cavity
3. thoracic cavity
4. parietal cavity
1. mediastinum
2. pleural cavity
3. thoracic cavity
4. parietal cavity
Subtopic: Â Respiratory System: Trachea & Basic Anatomy of Lung |Â Respiratory Organs |
Level 4: Below 35%
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Hints
Please attempt this question first.
Consider the two statements:
1. Statement I is correct: Statement II is incorrect
2. Statement I is incorrect: Statement II is correct
3. Statement I is correct: Statement II is correct
4. Statement I is incorrect: Statement II is incorrect
| Statement I: | The alveoli have ciliated cells in them to help expel dust particles that make it this far down into the respiratory tract. |
| Statement II: | Gas exchange between the lungs and the blood, and between the blood and tissue fluid, is an active transport process. |
1. Statement I is correct: Statement II is incorrect
2. Statement I is incorrect: Statement II is correct
3. Statement I is correct: Statement II is correct
4. Statement I is incorrect: Statement II is incorrect
Subtopic: Â Respiratory System: Trachea & Basic Anatomy of Lung |
Level 3: 35%-60%
Please attempt this question first.
Hints
Please attempt this question first.
Branchial respiration is seen in all the following except:
| 1. Aquatic arthropods | 2. Fishes |
| 3. Amphibians like frog | 4. Aquatic mollusks |
Subtopic: Â Respiratory System: Trachea & Basic Anatomy of Lung |
 57%
Level 3: 35%-60%
Hints
- 1(current)
Q. No.
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