They can apply to more than one animal.For example,if you say you are looking for a baby calf,they might think you are talking about many different things.
The two major controls system are Nervous system and Endocrine system
The right ventricles pumps blood to the lungs through the pulmonary veins this is typically colored blue even through it carries blood away from the heart.
The blood vessels which includes the both inferior and Superior vena cava. These are bring blood from the body to the right atrium.Then pulmonary artery carries that blood from the right ventricles to the lungs . The oxygenated blood is brought back to heart by the pulmonary veins which enter the left artery atrium.
The deoxygenated blood return from the body to the right artium and form there enters the right ventricles which pumps it to the lungs. The right atrium received.
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Can you give some examples?