00:10
00:09
00:08
00:07
00:06
00:05
00:04
00:03
00:02
00:01
| the outer and thinner of the two bones of the human leg, extending from the knee to the ankle |
| a semilunar valve between the pulmonary artery and the right ventricle of the heart that prevents the blood from flowing back into the right ventricle |