A&P 2 Chapter 18 Module 2
What is the purpose of the chordae tendineae?
Anchor the AV valves in the closed position
Indicate the valve separating the following areas of the heart: Left ventricle and aorta.
Aortic semilunar valve
Match the area of the heart with the "exit" through which the blood leaves: Left ventricle.
Aortic semilunar valve
Indicate the valve separating the following areas of the heart: Left atrium and left ventricle.
Bicuspid (mitral) valve
What makes the heart valves open and close?
Blood pressure
Failure of which heart valve would allow blood to move from the left ventricle to the left atrium?
Mitral (bicuspid) valve
Match the area of the heart with the "exit" through which the blood leaves: Left atrium.
Mitral (bicuspid) valve
What muscles prevent the atrioventricular valves from everting during ventricular contraction?
Papillary muscles
Match the following term with its correct description: Aortic semilunar valve.
Prevents backflow of blood into the left ventricle
Match the following term with its correct description: Pulmonary semilunar valve.
Prevents backflow of blood into the right ventricle
Indicate the valve separating the following areas of the heart: Right ventricle and pulmonary trunk.
Pulmonary semilunar valve
Match the area of the heart with the "exit" through which the blood leaves: Right ventricle.
Pulmonary semilunar valve
Which of the following valves is most often faulty in the heart?
The mitral, or bicuspid, valve
Indicate the valve separating the following areas of the heart: Right atrium and right ventricle.
Tricuspid valve
Match the area of the heart with the "exit" through which the blood leaves: Right atrium.
Tricuspid valve
Match the following term with its correct description: Mitral valve.
Valve between the left atrium and left ventricle
Match the following term with its correct description: Tricuspid valve.
Valve between the right atrium and right ventricle
The __________ are attached to the AV valve flaps.
chordae tendineae
When the mitral valve closes, it prevents the backflow of blood from the __________.
left ventricle into the left atrium
A condition in which the valve flaps of the heart become stiff and constrict the opening is called _________.
stenosis
