40. Circulatory System

Where does blood from the right ventricle go immediately after leaving the heart?

Which of the following are primary components of the human circulatory system?

Which of the following structures is a component of an animal's circulatory system?

Arteries ________ because of the high pumping pressure they receive from the heart.

Which of the following has the greatest effect on blood flow through a blood vessel?

Which structure on a heart model is responsible for pumping oxygenated blood into the systemic circulation?

Which of the following structures is part of the circulatory system?

Which of the following tissues is NOT found in the conducting zone of the respiratory system?

Which of the following is the main organ of the circulatory system?

After blood leaves the capillaries, it enters the:

Which of the following best describes a key anatomical difference between human lungs and cat lungs?

All known birds and mammals have __________.

Which of the following pairs are part of the respiratory system?

The pressure exerted by the left ventricle must push blood into which of the following structures?

Which of the following indicates a possible circulatory problem?