Q. The two superior receiving chambers of the heart are known as the _________

Q. The valves between the atria and ventricles are known as the ________ valves.

Q. Blood leaves the right ventricle through the ___________.

Q. The term that means heart contraction is ________.

Q. The VOLUME of blood pumped out of a ventricle with each heartbeat is known as ________ 

Q. Large blood vessels that carry blood away from the heart are called:

Q. Tunica _______, the middle layer of a typical blood vessel, contains smooth muscle and elastic fibers.

Q. Arteries are normally depicted as red while veins are colored blue.  The exceptions to this rule are the _______ arteries and veins.

Q. Pulmonary circulation involves blood flow to and from the heart and the _______.

Q. When the ventricles contract, the bicuspid (mitral) valve prevents blood from flowing from the ________.

Q. The sinoatrial node is located in the ________.

Q. Which one of the following represents the correct path for the transmission of an impulse in the intrinsic conduction system of the heart?

Q. A person with a heart rate of 75 beats per minute and stroke volume of 60 mL per beat has a cardiac output of _______.

Q. The heart sounds "lub" and "dup" result from ________. 

Q. Exchanges between blood and tissue cells occur in capillary beds.

Q. If there is a sudden drop in blood pressure, what happens to the heart rate?

Q. Which has valves, arteries or veins?