NR 507 Midterm Exam 2 – Questions and Answers (Graded A)

NR 507 Midterm Exam 2 – Questions and Answers (Graded A) Score 58/60 = 96.7% 1. The coronary ostia are located in the: (Points : 2) Left ventricle Aortic valve Coronary sinus Aorta 2. Where in the respiratory tract do the majority of foreign objects aspirated by children finally lodge? (Points : 2) Trachea Left lung Bronchus Bronchioles 3. Which type of antibody is involved in type I hypersensitivity reaction? (Points : 2) IgA IgE IgG IgM 4. Hypersensitivity is best defined as a(an): (Points : 2) Disturbance in the immunologic tolerance of self-antigens Immunologic reaction of one person to the tissue of another person Altered immunologic response to an antigen that results in disease Undetectable immune response in the presence of antigens