The left atrium passes _________ blood through the _________ valve to the left ventricle.

Valves are found in some _________.

The diastolic blood pressure is the lowest systemic arterial blood pressure during _________.

The P wave of an ECG is produced by the _________.

_________ is a rapid, unccordinated heart rhythm (like a squirming bag of worms). Blood is not circulated through the body.

The cardiac output is the _________.

At the venular end of a capillary, fluid moves _________.

The _________ valve prevents backflow of blood from the pulmonary trunk into the _________ ventricle.

Number 1-6 the correct pathway from the eye to the brain.

The right atrium passes _________ blood through the _________ valve to the right ventricle.