Which of the following is $NOT$ a part of the renal pyramid?

............ cells of Bowman's capsule called .......... are arranged in an intricate manner so as to leave some minute spaces called slit pores.

What percentage of the total blood pumped by the heart goes to the kidneys?

The normal blood flowing through the renal arteries in a human being is about

What is the wall of Bowman's capsule in the nephron made of?

Given below are two statements: one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A$: Nephrons are of two types: Cortical and Juxta-medullary,based on their relative position in the cortex and medulla.
Reason $R$: Juxta-medullary nephrons have a short loop of Henle,whereas cortical nephrons have a longer loop of Henle.
In the light of the above statements,choose the correct answer from the options given below: