The term ectopic pregnancy frequently refers to a pregnancy that has occurred in one of the fallopian tubes, instead of the uterus. This is the case about 95 percent of the time, but ectopic pregnancies can also be abdominal, ovarian, cornual, or cervical.
Each cranial nerve is paired and is present on both sides. Depending on definition in humans there are twelve or thirteen cranial nerves pairs, which are assigned Roman numerals IâXII, sometimes also including cranial nerve zero. The numbering of the cranial nerves is based on the order in which they emerge from the brain, front to back .
Sunday, October 30, 2005. Optic Nerve Answers. The optic nerve is the bundle of axons that extend from the cell bodies of ganglion cells in the retina to synapse on the lateral geniculate body in the brain. The optic nerve as a structure begins at the optic disk. A smaller, disc-shaped depression, called the cup, lies slightly temporal to the center of the optic disc.