formative 3- immunology Flashcards
What are the two types of immune response in humans?
Innate and acquired
Which antigen presenting cell is considered a professional at activating lymphocytes?
Dendritic cells
What does the “19” in “COVID-19” refer to?
The coronavirus and the disease it causes were identified in 2019
Polysaccharide vaccines are composed of long chains of sugar molecules that make up the surface capsule of certain bacteria. These vaccines are available for the treatment of which diseases?
Pneumococcal disease
Salmonella Typhi
Meningococcal disease
Antigen presenting cells process and present antigens for recognition by
T cells
Influenza vaccine is targeted towards ‘at risk’ groups in the UK. What is classified as ‘at risk’?
6 months of age and over
Which diseases are administered as a live attenuated vaccine in the UK
MMR
BCG (TB)
What are features of the adaptive immune response?
Lectin type molecules
Unmethylated CpG sequences
What cell type is described below?
These are the most abundant white blood cell in humans and are characterised by the multi-lobed shape of their nucleus.
Neutrophil
What is not a component of innate immune mechanisms?
Antibody production
Pattern recognition receptors include
Chemoattraction of leukocytes
Phagocytosis
What are examples of classical PAMPs?
Flagellin, a protein found in bacterial flagella
Lipopolysaccharide (LPS) from the outer membrane of gram-negative bacteria
Peptidoglycan, found in bacterial cell walls
Lipoarabinomannan of mycobacteria