How Can You Do An Expanded Acrostic Poem On The Circulatory System?

Circulatory System

Cells
Involuntary
Right ventricle
Carries away wastes
Urine
Left ventricle
Atrium
Transports
Oxygen
Regulating Blood Flow
Y don't you do this 1 on your own!!!!

Septum
Y is this sooo hard!!!!!
Smooth muscle
Tricuspid
Embolism
Murmur,heart murmur