In addition to M cells, _____ can capture pathogens directly from the lumen of the gut
a. intraepithelial lymphocytes
b. plasma cells
c. Paneth cells
d. dendritic cells
e. macrophages.
A
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Surgically placing eggs and sperm into the fallopian tubes prior to fertilization is known as
A. ZIFT (zygote intrafallopian transfer) B. in vitro fertilization. C. artificial (intrauterine) insemination. D. GIFT (gamete intrafallopian transfer)
After a campus outbreak of Neisseria meningitidis (meningococcal serogroup B), a devastating bacterial disease, which affected at least eight students at Princeton University
the US Food and Drug Administration approved the use of Bexsero to prevent the development of additional cases on that campus. Bexsero is considered to provide broader protective coverage than the US-licenced vaccines conventionally used against this disease. Which of the following methodologies was used to develop Bexsero? a. conjugation of neisserial capsular polysaccharide to tetanus toxoid b. reverse vaccinology c. formalin treatment of secreted toxins d. production of a combination vaccine that includes DTP plus a meningococcal polysaccharide diphtheria toxoid conjugate e. engineering a nonpathogenic cattle strain of N. meningitidis to express antigens associated with pathogenic human strains.
Scientific evidence has proven that biological factors and adverse psychosocial experiences during childhood cause mental disorders in children.
Answer the following statement true (T) or false (F)
There are a number of substances in lymph, but by far, the majority of lymph is:
A) immunoglobulins. B) lymphocytes. C) water. D) fibrinogen.