m4 immune system

What A is the name given to a foreign molecule, normally a protein, that stimulates the production of antibodies?

What is another name for the innate immune system?

• Non-specific immune system

• Specific immune system

• Cell-mediated immune system

• Humoral immune system

Which leukocyte is a key part of the non-specific immune system?

• lymphocytes

• mast cells

• neutrophils

• erythrocytes

Which chemical is released by mast cells to promote inflammation?

• Histerine

• Histamine

• Histerone

• Hysteria

Which of the following is not an effect of histamine?

• vasodilation of capillaries

• swelling/oedema

• increased migration of neutrophils

• decreased permeability of capillaries

Which leukocyte is the most important part of the adaptive immune system?

• Neutrophil

• Mast cell

• Lymphocyte

• Basophil

Which of the following white blood cells (leukocytes) secretes antibodies?

• T helper cells

• Cytotoxic T cells

• Memory B cells

• Plasma cells

White blood cells are produced by the ________________.

• lymphatic system

• bone marrow

• circulatory system

• spleen

Which word best describes the antigen receptors on the surface of both B and T cells?

• Specific

• Similar

• Constant

• Antibodies

What can an activated B cell become?

• A T cell

• A helper T cell or a cytotoxic T cell

• A memory cell or a plasma cell

• A T cell or a plasma cell