'Inside the heart there are 4 of these; 2 semilunar, a bicuspid & a tricuspid'
valves
INSIDE SCIENCE: Inside the heart there are 4 of these; 2 semilunar, a bicuspid & a tricuspid
Inside the heart there are 4 of these; 2 semilunar, a bicuspid & a tricuspid
Inside the heart there are 4 of these; 2 semilunar, a bicuspid & a tricuspid
INSIDE SCIENCE
valves
INSIDE SCIENCE