External respiration refers to the exchange of gases between which of the following?

  • A
    Inhaled air and blood
  • B
    Blood and tissue fluid
  • C
    Alveolar air and blood
  • D
    Environmental air and lungs

Explore More

Similar Questions

Gaseous exchange in land plants takes place through stomatal openings,while in submerged hydrophytes it takes place by

Gaseous movement into and out of the plants occurs indirectly through

Identify $X, Y, Z$ from the given figure representing the exchange of gases in the alveoli.

Which of the following is true regarding $CO_2$ concentration?

What are the partial pressures of oxygen $(PO_2)$ and carbon dioxide $(PCO_2)$ in the alveolar air?

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