Match the following.

1. defends your body from any organisms that threaten the destruction of cells 2. white blood cells that produce antibodies.
3. system of vessels that are responsible for the removal of bacteria from the bloodstream.
4. outer layer of the skin which, along with other functions, makes the body waterproof.
5. inner layer of skin which contains blood vessels, sweat glands, hair follicles, and nerve cells.
a: dermis
b: epidermis
c: lymphocytes
d: lymphatic system
e: immune system

The right matches are:

A: Dermis ==> 5

B: Epidermis ==> 4

C: Lymphocytes ==> 2

D: Lymphatic system  ==> 3

E: Immune system ==> 1

Invisible to our eyes, it nevertheless ensures the guard, day and night. Whether it is to cure otitis or cancer, the immune system is essential.

The immune system is made of a complex system of interactions involving many different organs, cells and substances. The majority of cells are not in the blood, but rather in a set of organs called lymphoid organs.

The skin (the epidermis and the dermis) also contributes to the imunity of the body as a protective barrier against aggressors.

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