Potential attachment sites for pathogens are blocked by ______________.   Question 18 options:   bacteria of the human microbiome   B cells   T cells   lysozyme   siderophores   folic acid

Question Completion Status: F2 Moving to another question will save this response. Question 11 Which of the following is not a type of Mucosa Associated Lymphoid Tissue? O Reproductive system Stomach Spleen Urinary system Moving to another question will save this response. 80 F3 SA 000 000 F4 % F5 MacBook Air F6 & F7 FB

Question 50 Helper T cells act by Activating only cytotoxic t cells Activating B cells and cytotoxic T cells Presenting the antigen to macrophages O Producing class II MHC proteins

Question 14 0.4 Points Match each of the following viral families with the appropriate viral genera: Prompts Submitted Answers Herpesviridae Choose a match Retroviridae Choose a match Picorniviridae O Influenzavirus Orthomyxoviridae Simplexvirus Lentivirus (e.g. HIV) Question 15 Rhinovirus Match each of the following viral genera with associated clinica. Suhmitted Answers Promnts Last soved 4505

Question 38 After initial infection and replication in epithelial cells, HHV-1 and HHV-2 invade the and will "rest" in the (HHV= Human Herpes Virus or Herpes Simplex Virus)) O cells of the tongue; tonsils sensory neuron axons; ganglia of nervous system O keratinized epithelial cells; leukocytes O dental pulp; dental core Question 39

Question 18 If a t-cell activates a b-cell by releasing cytokines during the immune response, this may result in: O the mounting of a complimentary "army" O an "army" of antibody producing plasma cells O the mounting of a strong non-specific defense O an "army" of memory t-cells

Question 48 Interferon is a O Protein that attaches to certain specific viruses and inhibits them Protein that attaches to most viruses and inhibits them O Protein that is produced by any cell which inhibits viral penetration into cells O Protein that interfere with the replication of viral particles in neighboring cells

QUESTION 91 Drug resistance occurs against antibiotics and not against synthetic chemotherapeutic agents. O when antibiotics are taken after the symptoms disappear. because bacteria are normal microbiota. O when antibiotics are used indiscriminately. All of the answers are correct. QUESTION 92 What antibody predominates during secondary antigen exposures? O IgE O IgG O IgM O IgA O IgD QUESTION 93 Cytotoxic T lymphocytes are distinguished from other lymphocytes by the presence of O CD4 O CD8 O CD19 O All of the choices are correct.

QUESTION 17 The lymphatic capillaries are labeled number Loose connective tissue Venule Interstitial- fluid in the image below. 1 COO 2 03 04 X

11. Neutrophils are the first leukocytes to enter infected tissues in large numbers. O True False