Sentence examples for sac contraction from inspiring English sources
Houbballah and co-workers 11 reported no postimplant ruptures or conversions, and very low rates of type I leak (2·2 per cent) and secondary intervention (3·3 per cent) at a mean follow-up of 4·2 years, for patients with significant sac contraction.
The mechanism, described as the lacrimal pump, consists of alternately negative and positive pressure in the lacrimal sac caused by the contraction of the orbicularis muscle during blinking.
Both authors concluded that significant contraction of the aneurysm sac is a robust predictor of success, which is in line with the present findings.
Suction is effected through the contraction and expansion of a sac in the head.
The importance of sac shrinkage has been investigated previously, and contraction of the aneurysm sac has been suggested as a marker for success after EVAR.
The other key finding is that NADPH oxidase is involved in the activation of a ROS-sensitive SAC in dystrophic muscle, triggered by stretched contractions.
The cranial dorsal blind sac could be seen in six calves and contractions appeared similar to those of adult cattle immediately after the second biphasic reticular contraction [ 6].
Sources that support this method state that the pressure from sex and the pelvic contractions that result from female orgasm can help break an amniotic sac that is nearly ready to break on its own.
Because the uterus is a muscular organ containing a fluid-filled sac called the amnion (or "bag of waters") that more or less surrounds the child, contraction of the musculature of its walls should diminish its cavity and compress its contents.
As the size of the mouth of all alveoli comprising an air sac concomitantly open and close, the size of the alveolar duct changes size greatly; it is the expansion and contraction of the alveolar duct, not of the alveolus, that occurs during ventilation in the normal lung [ 16].
