THE IMMUNE SYSTEM

What makes the primary barriers?

• High temperature

• lymphocites - leucocytes

• mucuose membranes, stomach lining, skin

• t- killer cells

External dangerous organisms attempting to enter the human body are called....

• antibodies

• lymph nodes

• pathogens

• lymphoid organs

Three organs of components of the immune system are...

• liver - trachea - esophagus

• mouth - neck - nose

• tonsils - spleen - lymph nodes

• stomach - liver - lymph nodes

What are three properties of the immune system?

• unspecific - adaptive - artificial

• recognition - reaction - saving information

• inflamation - fever - infecetion

• phagogytosis - inflamation - high fever

In logical order ,what happens when an infection starts?

• medicine and treatment is needed

• rash, swelling or skin reddinesh

• fever - other sympthoms

• lymphocites enclose the virus and leucocytes try to elliminate it

Why is bone marrow transplant an emergent solution for diseases such as blood cancer (leukemia)?

• bone marrow transports blood to different body parts

• bone marrow pumps blood from the heart to the body vessels

• bone marrow produces red and white blood cells

• bone marrow keeps the spine healthy

What are lymphoid organs?

• spleen - stomach lining - thymus

• bone marrow - blood vessels - thymus - spleen - tonsils . adenoids

• mouth - pancreas - liver

• blood - skin - brain

White blood cells are also called?

• killer cells (lukocytes)

• lymphoid organs

• primary barrier

• artificial immunity

Why can´t a person who had measles be infected again?

• he got a vaccine for immunization

• his body created atibodies to fight the disease

• his red blood cells will kill the virus in the future

• none of the above

A newborn receives antibodies via placenta or breaks milks. This corresponds to....

• active immunity

• passive inmmunity

• adaptive inmmunity

• primary barrier