| Vocal folds (cords) are stretched across your ____ (voice box). |
alveolus |
| The basic unit of gas exchange in the lung is the ____. |
aorta |
| Blood can be separated into cells and ____ (a yellowish liquid). |
larynx |
| A gastric ____ is an open sore in the lining of the stomach. |
plasma |
| Blood is pumped from the left ventricle to the ____. |
pupil |
| The black circular opening of the eye is the ____. |
tartar |
| A build up of ____ (calcified plaque) can cause tooth decay. |
trachea |
| Air travels through your ____ (windpipe) to your lungs. |
ulcer |
