Figure 1. A view of the retina seen through an ophthalmoscope. In the center of the retina is the optic nerve, a circular to oval white area measuring about 2 x 1.5 mm across. From the center of the optic nerve radiate the major blood vessels of the retina.
A virtual classroom is an online classroom that allows participants to communicate with one another, view presentations or videos, interact with other participants, and engage with resources in work groups. Non-Restricting.
Description. Googleâ¢ Classroom is designed to help teachers create and collect assignments paperlessly. In this online training series, you'll learn about Classroom from both the teacher and student perspective, followed by some instruction for administrators.