Immune System

Question 1

Skin and mucus membranes

Answer 1

-Skin, fluid (tears), hair ( collects dust), acid (stomach), diarrhea quick way to flush out the body)
Mucus membranes can be found in your mouth, nose, throat, eyes. Etc
-Your skin acts as a barrier protecting your body and preventing germs from entering.

Question 2

Definition

Answer 2

-A complex network of organs and cells that defends the body against infection, whilst protecting the body’s own cells.

Question 3

difference between the innate and adaptive immune responses.

Answer 3

The innate system gets to work straight away to fight germs. The adaptive system is slower but provides long lasting immunity

Question 4

major components of the immune system and their roles.

Answer 4

Skin and mucus membranes, white blood cells,specific response

Question 5

White blood cells:

Answer 5

White blood cells are immune system cells.

Causes area to get skin red, inflamed, hot.

-Increases blood flow to affected area.

-They are located in your blood stream waiting to attack invaders such as bacteria and viruses.

-When fighting an infection, your body produces more white blood cells.

Question 6

Specific response:

Answer 6

The lymphatic system is activated. (Lymph nodes)

-A series of vessels and capillaries carry fluid from cells to heart.
first time lymphocytes meet a particular pathogen, they make antibodies that work on that pathogen.

The specific (adaptive) immune system makes antibodies and uses them to specifically fight certain germs.

are germs that the body has previously come into contact with.