Question

multiple choice question
the kidney has a _______ border called the hilum.
o concave medial
o convex medial
o concave lateral
o convex lateral

Explanation:

The hilum is the concave border of the kidney. Medial refers to the side closer to the midline of the body, while lateral is farther. The hilum is on the medial side of the kidney.

Answer:

concave medial