Body Defences Flashcards
B lymphocytes are produced by the bone marrow and matured in the …
Bone marrow
Match the feature with the type of defence:
Lysozyme, plasma cells, T lymphocytes, sebum, B lymphocytes, complement
Lysozyme = innate Plasma cells = adaptive T lymphocytes = adaptive Sebum = innate B lymphocytes = adaptive Complement = innate
Immunisation with killed microbes is know as …
Active/artificially acquired immunity
Which of the following are not a feature of the inflammatory response:
Redness, decreased local blood flow, local oedema, decreased capillary permeability, pain, phagocytes inhibited
Decreased local blood flow, decreased capillary permeability and phagocytes inhibited
T lymphocytes are produced by bone marrow and are matured in the …
Thymus gland
The destruction of bacteria by leucocytes is known as …
Phagocytosis
The major histocompatibility complex (MHC) …
Is unique for each individual human
What is the chemical mediator that produces the effects of the inflammatory response?
Histamine
Which lymphocytes produce histamine?
Mast cells
Which of the following occur during anaphylaxis:
Increased capillary permeability, mast cells release antibodies, contraction of smooth muscle, decreased capillary permeability, mast cells release histamine, relaxation of smooth muscle
Increased capillary permeability, contraction of smooth muscle, mast cells release histamine
What passes across the placenta to give the foetus passive immunity to all the infections that the women has ever been exposed to?
IgA antibodies
Which of the following statements is incorrect?
Antigens …
- may stimulate an immune response
- provide an identity for cells and microbes
- are made of protein or carbohydrate
- are produced in response to antibodies
Are produced in response to antibodies
