The Exchange Surfaces of Fish Gills are Arranged as Rows

Question

The exchange surfaces of fish gills are arranged as rows of
A)lamellae.
B)trachea.
C)alveoli.
D)parabronchi.
E)spiracles.

Accepted Answer

Fish gills are made up of many thin, flat structures called lamellae that are arranged in rows. These lamellae provide a large surface area for gas exchange to occur.