La tierra y la importancia del agua

La hemodiálisis es un proceso que consiste en filtrar la sangre del paciente a través de la máquina de diálisis atravesando un filtro de limpieza y volviendo de nuevo al paciente. Los técnicos y auxiliares que trabajan en esta área deben estar familiarizados con el trabajo que allí se lleva a cabo y debe tener bien definidas sus funciones. En la primera parte se exponen los aspectos generales de la hemodiálisis, diálisis peritoneal y las técnicas alternativas. En la segunda parte se plasma los cuidados que se han de llevar a cabo durante todo el proceso. Tema 1: Aspectos generales...

The Internet can be one of the most useful tools for young learners. It can also open them up to dangerous situations and inappropriate content. This book teaches readers how to use the Internet responsibly. It addresses relevant issues, including social networking, online gaming, and cyber bullying. Through age-appropriate text, readers will learn how to avoid strangers and keep their personal information safe. “Tell Me More” boxes give advice for complicated online situations. Color photographs and a detailed glossary support the text. Supplemental websites provide opportunities for...

Tells the story of the 1692 witchcraft trials in Salem, Massachusetts. Written in graphic-novel format.

Anyone who has ever gotten drenched in a rainstorm knows what it is to be dry, but learning to identify objects as dry can be tricky for the youngest learners. This beneficial book teaches readers how to classify familiar objects as wet or dry with short, achievable sentences carefully constructed for vocabulary acquisition. The accessible narrative is accompanied by bright, interesting photographs of the objects.