The notch on the medial side of the kidney is known as the ........

The correct arrangement of layers of detrusor muscles in the wall of the urinary bladder is . . . . . . .

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

Choose the incorrect sentence$(s)$.
$(I)$ Malpighian corpuscles,$PCT$ and $DCT$ of the nephron are situated in the medulla of the kidney.
$(II)$ The loop of Henle dips into the medulla.
$(III)$ In juxtamedullary nephrons,the loop of Henle is too short and extends very little into the medulla.
$(IV)$ Vasa recta is absent or highly reduced in cortical nephrons.

State the location of the kidneys.

Select the correct sequence of blood flow in the kidney.