1 Trochlear Nerve (Cranial Nerve IV) - Injury to the trochlear nerve can cause vertical diplopia on looking downward which improves with contralateral head tilt and worsens with ipsilateral head tilt. 2  Abducens Nerve (Cranial Nerve VI) - In a complete injury of the abducens nerve, the affected eye is turned medially. Trochlear Nerve (Cranial Nerve IV) - Injury to the trochlear nerve can cause vertical diplopia on looking downward which improves with contralateral head tilt and worsens with ipsilateral head tilt. 2  Abducens Nerve (Cranial Nerve VI) - In a complete injury of the abducens nerve, the affected eye is turned medially.
Even a minor bump can cause a large goose egg. To reduce the swelling, apply ice to the injury as soon as possible. Although the swelling usually goes away within a few days, skin discoloration may persist for one to two weeks. If you're still concerned about your child's head injury, even if it seems minor, you should contact your doctor. Source(s):
  A hen will usually sit on her eggs for 21 days. This can vary by a day or two. The hen will continue to guard the chick and keep it warm for 30 to 60 days even when vent â¦ uring out in the yard.+ 15 others found this useful.ale Emperor Penguins, the largest of the penguin species, incubate the egg for 65 days waiting for the female to return. The smallest species, â¦ the Little Penguin, also known as the Fairy Penguin, incubates the egg for about 5 weeks, or 35 days.