11.   Heart patients, infants and people with asthma could suffer from the low oxygen supply, he said.

12.   In the flaccid state, relatively little oxygen reaches the penile tissues, but when the penis is erect it has a rich oxygen supply.

13.   It also improves the oxygen supply to the heart and helps form substances called prostaglandins, which help prevent abnormal blood clotting and high blood pressure.

14.   Like the city he loved, a Fosse production sometimes blocked out the sky, but he had his own oxygen supply.

15.   Mussman said workers always blast oxygen through the piping to clean pipes before connecting the oxygen supply to the hospital.

16.   Pregnant women who exercise very vigorously tend to have babies with large placentas, presumably because the activity compromises the fetal oxygen supply, Barker said.

17.   Paving over or piling dirt on roots stifles their oxygen supply.

18.   That is especially helpful in people whose oxygen supply is reduced by circulatory system disease.

19.   The center has oxygen supplies and other materials required in cases of overdose.

20.   The body is constantly processing the demands of our muscles, oxygen supply and blood sugar levels, which vary according to activity level.