Specific defences

Question 1

What is an example of a specific defence?

Answer 1

Lymphocytes

Question 2

What to lymphocytes do?

Answer 2

Once the right lymphocyte has been located, it binds to the antigens on the surface of the pathogen.

Question 3

What is the first stage of the lymphocytes job?

Answer 3

It’s cell divides by mitosis

Question 4

What happens after the lymphocyte divides by mitosis?

Answer 4

The lymphocytes then secrete antibodies

Question 5

What happens after the lymphocytes secrete antibodies?

Answer 5

The antibodies of the lymphocyte bind to the antigens on the pathogen and kill the pathogen.

Question 6

What will happen to some of the antibodies that the lymphocytes secrete?

Answer 6

Some antibodies will remain in the body as memory cells.

Question 7

Why do some of the antibodies remain in the memory cells?

Answer 7

Some of the antibodies remain in the memory cells so the next time the same antigen is encountered they produce antibodies more rapidly and to a greater extent.