Circulatory System

Front

What is the largest artery in the human body called? Options: Superior Vena Cava, Aorta, Inferior Vena Cava, Pulmonary Artery

Back

Aorta

Front

The upper chambers of the heart are known as...
Options: valves, ventricles, atria, septum

Back

atria

Front

Which organ pumps and circulates blood?

Back

heart

Front

How many valves are in the heart?

Back

4

Front

The lower chambers of the heart are known as...
Options: valves, ventricles, atria, septum

Back

ventricles

Front

Blood high in carbon dioxide enters the heart through the superior vena cava into which atria?

Back

right

Front

Blood leaving the heart to go to the body leaves from which ventricle? Options: left, right

Back

left

Front

Blood leaving the heart through the pulmonary artery is high in which gas? Options: nitrogen, carbon dioxide, oxygen, helium

Back

carbon dioxide

Front

The ___________ is the thick muscular wall that separates the two sides of the heart.

Back

septum

Front

What are the four blood types?

Back

A, B, AB, O