1.-5. Match the description to its anatomical term.

The system for gaseous exchange in the lungs

The system for maintaining a constant internal
environment in other tissues

The membranous sac that surrounds the heart

The wall that divides the heart into two cavities

Uppermost two chambers of the heart

a. Pericardium
b. Pulmonary circuit
c. Systemic circuit
d. Atria
e. Septum