Hermione later disguised herself as Bellatrix to get into her vault in Gringotts, which was guarded by a dragon; Bellatrix never knew of this. It is presumed that, in Harry Potter and the Deathly Hallows Part 2, Bellatrix was the one who killed Tonks as in the book, since Tonks's death is never shown on-screen.n Harry Potter and the Order of the Phoenix, Bellatrix was broken out of Azkaban by Voldemort and some of his Death Eaters, along with Antonin Dolohov and many other Death Eaters.
1 Head trauma and neck injury may also result in vertigo, which usually goes away on its own. 2  Cervical vertigo can be caused by neck problems such as impingement of blood vessels or nerves from neck injuries. 3  Migraine, a severe form of headache, may also cause vertigo.
Vertigo can either result from a problem with our inner ear, the nerve between the inner ear and the brainstem, or the brain itself. Medications like antihistamines, benzodiazepines, or anticholinergics can suppress the vestibular system, and may do so in a way that causes dizziness or imbalance.