$A$ portal system is a system in which

  • A
    $A$ vein starts from an organ and ends up in the heart.
  • B
    An artery breaks up in an organ and restarts by the union of its capillaries.
  • C
    The blood from the gut is brought into the kidney before it is poured into the posterior vena cava.
  • D
    $A$ vein breaks up in an organ into capillaries and restarts by their union as a new vein in the same organ.

Explore More

Similar Questions

In which of the following is the right systemic arch absent?

What type of circulatory system is present in a frog?

The systemic circulation provides nutrients, $A$ and other essential substances to the $B$ and takes $C$ and other harmful substances away for elimination. Choose the correct option for $A, B$ and $C$.

Give information about open and closed types of circulatory pathways.

The course of blood from the heart to the lungs and back to the heart is called:

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