Cardiovascular Anatomy--Heart--- valves of the heart

Question 1

the valves of the heart are mechanical devices that permit the flow of blood in _______ direction only

Answer 1

one

Question 2

___________________________ (AV) valves

prevent blood from flowing back into the atria from the ventricles when the ventricles contract

Answer 2

Atrioventricular

Question 3

____________ ____________ (right AV valve) guards the _______________ atrioventricular orifice
three flaps of _________________
flaps are attached to papillary muscles
by ________ _________

Answer 3

Tricuspid valve
right
endocardium
chordae tendineae

Question 4

Bicuspid, or _________________, valve (left AV valve) guards the ____________________ atrioventricular orifice_______ flaps of endocardium
flaps are attached to __________
muscles by chordae tendinae

Answer 4

mitral
left
two
papillary

Question 5

. \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ (SL) valves
\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_-shaped flaps 
prevent blood from flowing back into the \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_
Pulmonary semilunar valve is the SL
valve at the entrance of 
the \_\_\_\_\_\_\_\_\_\_\_      \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_
Aortic semilunar valve is the SL
valve at the entrance of the \_\_\_\_\_\_\_\_\_\_\_

Answer 5

Semilunar
half-moon
ventricles
pulmonary artery
aorta