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Overview of the Process of Respiration MCQ - Practice Questions with Answers
Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET
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11 Questions around this concept.
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EASYExternal respiration refers to
Which of the following processes involves the breakdown of glucose to release energy for cellular processes?
Which of the following factors can affect the rate of respiration?
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Which of the following gasses is exchanged in the alveoli of the lungs during respiration?
Concepts Covered - 1
Overview of the Process of Respiration
Respiration involves the following steps:
- Breathing or pulmonary ventilation by which atmospheric air is drawn in and CO2 rich alveolar air is released out. It is also called gaseous exchange by lungs.
- Diffusion of gases (O2 and CO2) across the alveolar membrane. This is called external respiration.
- Transport of gases by the blood.
- Diffusion of O2 and CO2 between blood and tissues. This is called internal respiration.
- The utilisation of O2 by the cells for catabolic reactions and resultant release of CO2. this is called cellular respiration.
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