1 educational technology as technological tools and media that assist in the communication of knowledge, and its development and exchange.  educational technology for learning management systems (LMS), such as tools for student and curriculum management, and education management information systems (EMIS)
what is the duration of hemorrhoids Natural recovery time Depending on the type: Some hemorrhoids can disappear within a few days while some more severe ones may last for weeks.
Hemorrhoid Overview. Hemorrhoids are enlarged veins located in the lower part of the rectum and the anus. The veins become swollen due to increased pressure within them, usually from constipation or profuse diarrhea, and during pregnancy because of the pressure of the enlarged uterus.Internal hemorrhoids are located in the inside lining of the rectum and cannot be felt.he veins become swollen due to increased pressure within them, usually from constipation or profuse diarrhea, and during pregnancy because of the pressure of the enlarged uterus. Internal hemorrhoids are located in the inside lining of the rectum and cannot be felt.