Which of the following statements is not true?

  • A
    The partial pressure of oxygen in deoxygenated blood is $40\; mm\; Hg$.
  • B
    The partial pressure of oxygen in oxygenated blood is $95\; mm\; Hg$.
  • C
    The partial pressure of oxygen in the alveolar air is $104\; mm\; Hg$.
  • D
    The partial pressure of carbon dioxide in deoxygenated blood is $95\; mm\; Hg$.

Explore More

Similar Questions

Match the Column-$I$ with Column-$II$ regarding the partial pressures of gases ($PO_2$ and $PCO_2$) in different respiratory sites:
Column-$I$ Column-$II$
$A$. Alveoli $i$. $0.3 \ mmHg \ PCO_2$
$B$. Deoxygenated blood $ii$. $45 \ mmHg \ PCO_2$
$C$. Atmospheric air $iii$. $104 \ mmHg \ PO_2$
$D$. Tissue $iv$. $40 \ mmHg \ PO_2$

Identify $A, B$ and $C$ in the given diagram and choose the correct option accordingly.

The blood coming out of the lungs is richer in which of the following compared to the blood entering the lungs?

Exchange of gases in lungs occurs through

Maximum amount of oxygen is lost from the blood in the

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo