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.
Hemorrhoids refer to enlarged vascular structures of the lower part of the rectum and anus, which in their healthy state help in temporary storage and elimination of the stools. There are two types of Hemorrhoids â internal Hemorrhoids and external Hemorrhoids â both of which present with distinctive symptoms. Though the exact cause of this condition varies from person to person, it is essentially thought to be due to an increased pressure in the lower rectum.