At tissue sites, partial pressure of CO is high due to _______ process.

1. Anabolic

2. catabolic

3. Both A and B

4. Oxidative

Subtopic:  Respiratory System: Exchange of Gases |
 76%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Carbonic anhydrase is present in

1. R.B.C

2. Plasma

3. Both A and B

4. Tissues

Subtopic:  Respiratory System: Transport of Gases |
 70%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The chloride ions diffuse into the erythrocytes to maintain the electrochemical neutrality, this phenomenon is called

1. Hamburger Phenomenon

2. Chloride Shift

3. Haldane effect

4. Both A and B

Subtopic:  Respiratory System: Transport of Gases Part 2 | Respiratory System: Transport of Gases |
 59%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

advertisementadvertisement

Which of the following helps in the regulation of the respiratory rhythm?

1. Respiratory rhythm centre

2. Pneumotaxic centre

3. Aortic arch and carotid artery receptors

4. All of the above

Subtopic:  Respiratory System: Regulation of Respiration |
 79%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The respiratory centre is highly sensitive for

1. CO

2. O

3. H+ ions

4. Both A and C

Subtopic:  Respiratory System: Regulation of Respiration |
 90%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Aortic arch and carotid artery receptors cannot recognise changes in

1. CO Concentration

2. O2­ Concentration

3. H+ ions Concentration

4. All of these

Subtopic:  Respiratory System: Regulation of Respiration |
 78%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Pneumotaxic Centre is present in the

1. forebrain

2. midbrain

3. Hindbrain

4. Diencephalon

Subtopic:  Respiratory System: Regulation of Respiration |
 71%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following is not true about hering breuer reflex

1. It is activated when a normal mechanism to switch off inspiration does not work timely due to any reason.

2. It is activated when a normal mechanism to switch off expiration does not work timely due to any reason

3. It prevents the alveoli from overstretching and bursting

4. It normally remains inactive

Subtopic:  Respiratory System: Transport of Gases Part 1 | Respiratory System: Transport of Gases Part 2 | Respiratory System: Transport of Gases |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Difficulty in breathing due to inflammation  of bronchi and bronchioles leads to

1. Asthma

2. Emphysema

3. Occupational Lung Disease

4. Rhinitis

Subtopic:  Respiratory Disorders: Part 1 |
 86%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Which of the following disease is caused mainly due to cigarette smoking

1. Asthma

2. Emphysema

3. Bronchitis

4. Rhinitis

Subtopic:  Respiratory Disorders: Part 2 |
 96%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch