Chapter 11 Immunity (part 1) WEEK 17

What is the main purpose of the immune system?

• support the body through bones and muscles
• get rid of waste from the body
• protect the body from pathogens
• move blood through the body

What is the body's first line of defence against infection?

• Physical barriers

• White blood cells

• Blood plasma

• Red blood cells

Which of the following is not involved in non-specific response of body defense in mammals?

• Neutrophil

• B cell

• Lymphocytes

• Monocytes

Which of the following are examples of innate (non-specific) immunity?

• I and III

• II and III

• I and IV

• II and IV

Which of the following is false about adaptive immunity?

• Gives faster response

• Recognise and response to specific antigen

• Involves production of antibodies

• Activate B cell and T cell

Cells that ingest pathogens are

• plasma cells
• phagocytic cells
• helper T cells
• antibodies

Which of the following are the characteristics of antibodies?

• I and II

• II and III

• I, II and III

• II, III and IV

Which of the following cells/organs produce antibodies?

• B cells

• T cells

• Plasma cells

• Thymus gland

Which of the following descriptions of antibodies is true?

• IgA, IgD, IgE

• IgA, IgE, IgM

• IgA, IgD, IgM

• IgE, IgG, IgM

The diagram shows the structure of an antibody molecule. The antigen-binding site and the attachment site on the B cell respectively are

• M and N

• N and O

• O and Q

• M and Q