Inner to the hilum of the kidney,there is a broad funnel-shaped space called

Which of the following parts is not a part of the nephron?

Which one of the following correctly explains the function of a specific part of the human nephron?

Which of the following statements is correct?

The duct of Bellini opens into the ........ .

In $....... P .......$ type of nephrons, the loop of Henle is too short. In $....... Q .......$ type of nephrons, the loop of Henle is very long. Choose the correct option for $P$ and $Q$.
$P \quad Q$