Identify the structure labeled “B” of the frog heart.

Identify the stomach of the yellow perch.

Identify the liver of the yellow perch.

Identify the structure labeled “A” of the internal frog system.

Identify the structure labeled “E” of the frog heart.

The opercula of the yellow perch

Identify the structure labeled “C” of the oral cavity in a frog.

Identify the structure labeled “E” on the exterior of the perch.

Identify the structure labeled “D” of the frog heart.

Identify the structure labeled “A” on the exterior of the perch.