Test 3 1. Which cells are lymphocytes? a. Dendric cells b. Macrophages c. Neutrophils d. T-cells e. A, B and C 2. Which of the following is the correct sequence: Early Pro- B, Late Pro B, lare Pre-B, small Pre-B, immature B cells 3. The light chain

1. Which disease state is caused by loss of approx 80% of the RAG proteins enzymac acvity due to a missense mutaon? a. SCID b. Omenn syndrome c. Bare lymphocyte syndrome d. AIDS e. Burke’s Lymphoma 2. The 2 checkpoints in b-cell maturaon take pl

1. during somac recombinaon of both B/T cell variable regions, 12/23 rules is observed? True False 2. the differences in the molecules from person to person one of the ---- rejecon a. MBK b. TCR c. BCR d. A and B e. A, B and C 3. how may CDR’s are

1. Plasma cells (anbody secreng) can differenate directly from a. Acvated B cells b. Isotype switched, somacally hypermutated centrocytes. c. Memory B cells d. All of the above e. None of the above 2. Which T cells smulates B cells and which T c

1. Which cell is involved in ADCC a. T cells b. Bcells c. NK cells d. A, B and C 2. Males with a deficiency in the CD-40 ligand: a. Can make IgM in response to Tcell independent angen. b. Suffer from hyper IgM syndrome c. Can make anbodies to T cell