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प्रश्न
After a long deep breath, we do not respire for some seconds due to ______.
विकल्प
more CO2 in the blood
more O2 in the blood
less CO2 in the blood
less O2 in the blood
उत्तर
After a long deep breath, we do not respire for some seconds due to more O2 in the blood.
संबंधित प्रश्न
What is 'photophosphorylation'?
Normal range of breathing rate per minute in an average adult person at rest is ______.
Very short answer question.
Why is a gas exchange very rapid at the alveolar level?
Define Bohr effect and Haldane effect.
Make the correct pairs.
| Column – I | Column – II |
| (P) IC | i. maximum volume of air breathe in after forced. |
| (Q) EC | ii. Volume of air present after expiration in lungs. |
| (R) VC | iii. Volume of air inhaled after expiration. |
| (S) FRC | iv. Volume of air present after expiration in lungs. |
Which of the following is formed in RBCs when CO2 combines with H2O in presence of carbonic anhydrase?
____________ in mammals do not help in respiration.
When you hold your breath, identify the gas changes that occur in blood and would first lead to the urge to breathe.
Whenever we feel drowsy or sleepy, we start yawning. Does yawning help us in any way?
Observe the figures given in Figures 10.3 (A) and (B) and answer the following.
In the figure label the arrows and indicate the direction of
- movement of air
- movement of the diaphragm
- movement of ribs
Assertion: During inhalation, the diaphragm goes downward.
Reason: The volume of the thoracic cavity decreases.
The partial pressures (in mm Hg) of oxygen (O2) and carbon dioxide (CO2) at alveoli (the site of diffusion) are ______
Mark the true statement among the following with reference to normal breathing.
In breathing movements, air volume can be estimated by ______.
What is phosphorylation?
Identify the wrong statement with reference to the transport of oxygen.
Describe the steps in breathing.
Listed below are four respiratory capacities (1 - 4) and four jumbled respiratory volumes of a normal human adult
| Respiratory Capacities | Respiratory Volumes |
| 1. Residual volume | 2500 mL |
| 2. Vital capacity | 5500 mL |
| 3. Inspiratory sore volume | 1200 mL |
| 4. Total Lung capacity | 4500 mL |
Which one of the following is the correct matching of two capacities and volumes?
