Skin tags that have changed color or bleed may require your doctor's evaluation and reassurance. Rarely, thrombosed skin tags may be a sign of another condition and need to be biopsied.
The x-axis and y-axis are two lines that create the coordinate plane. The x-axis is a horizontal line and the y-axis is a vertical line. I'm sure you've heard that a million times, but it might hard for you to remember which one is which. Here is a little trick to help you remember...
1 adj Something that is vertical stands or points straight up., (Antonym: horizontal) The gadget can be attached to any vertical or near vertical surface. Cut each bulb in half vertically. 2 n-sing The vertical is the direction that points straight up, at an angle of 90 degrees to a flat surface. the N. Pluto seems to have suffered a major collision that tipped it 122 degrees from the vertical.