Definition is a rhetorical mode that can be used in something smaller or shorter than a full paper. You can use extended definition for several paragraphs only in a paper of much greater length. You also can add to a paper a one-paragraph definition--like a brief encyclopedia definition.
Immunodeficiency: Therapies include thymus transplantation and adoptive transfer of mature T cells (ATMTC) for individuals with complete DiGeorge syndrome and appropriate prophylaxis measures and monitoring autoimmune complications for incomplete or partial DiGeorge syndrome.
Meniere's disease is associated with. A. loss of vestibular hair cells This answer is INCORRECT. Damage due to the loss of vestibular hair cells will impair vestibular function. However, the defining feature of Meniere's disease is swelling of the membranous labyrinth.