This video shows us the first pregnancy stage: fertilisation or the union of spermatozoon and the ovum.
miércoles, 23 de octubre de 2013
domingo, 13 de octubre de 2013
This is a visual exploration of the skeletal and muscular system.This true-to-life video animation journeys through the skeletal and muscular system with an audio commentary. Enjoy this in-depth examination of the skeleton, bones, and joints and of how they are formed. Explore various muscles and muscle groups and how they contribute to physical movement.
is the outer covering of the body, it is the largest organ of the human .It has multiple layers and guards the underlying muscles, bones, ligaments and internal organs of human body.