Which of the following statements is $NOT$ correct?

  • A
    The partial pressure of $O_2$ in deoxygenated blood is $40 \, mm \, Hg$.
  • B
    The partial pressure of $O_2$ in oxygenated blood is $95 \, mm \, Hg$.
  • C
    The partial pressure of $O_2$ in alveolar air is $104 \, mm \, Hg$.
  • D
    The partial pressure of $CO_2$ in deoxygenated blood is $95 \, mm \, Hg$.

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Similar Questions

Given below are two statements.
Statement $I$: Respiratory membrane is composed of two layers of squamous epithelia,each resting on a thick basement membrane.
Statement $II$: The diffusion of a respiratory gas takes place from lower partial pressure to higher partial pressure of the same.
In the light of above statements,choose the most appropriate answer from the options given below:

What are the layers encountered by $O_2$ as it passes through the diffusion membrane from the start to the end?

In humans,where does the exchange of gases take place?

The partial pressure of oxygen in the alveolar air is

During oxygen transport,the oxyhaemoglobin at the tissue level liberates oxygen to the cells because in tissue:

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