Immune System Review

What is the body's first line of defense against infection by foreign organisms?

• antibodies

• lymph nodes

• white blood cells

• the skin

Disease-causing microorganism, such as a bacterium or virus.

• pathogen

• allergen

• prion

• antigen

A nonspecific defensive response of the body to tissue injury characterized by dilation of blood vessels and swelling.

• immunity

• interferon

• immunization

• inflammation

This type of cell inspects cells for antigens and kills any cells that display the foreign antigens.

• Macrophage

• T Cells

• B Cells

What do antibodies attach to on the pathogen?

• Anti inflammatory

• Antigens

• Antiseptic

• Antibodies

What do B cells produce?

• antigens

• macrophages

• T cells

• antibodies

Thee large green structure with the antigen on its surface is a (an)

• antibody

• pathogen

• enzyme

• hormone

Match the following terms that mean the same things.

• chemical marker

• antibody

• eat

• antigen

• medicine - not part of immune system!

• antibiotic

• Y-shaped protein

• pathogen

• foreign invader

• engulf

Antibody creation is ​ (a)   to the antigen.

Phagocytes attacking foreign invaders are a​ (b)   ​response.

• very specific
• non-specific
• not affected by
• not related
• feedback

Match the following images with their descriptions.

• An antibody's binding site must match shape of antigen.

• 
• This pathogen has 2 different antigens on its surface.

• 
• Phagocyte engulfing a pathogen.

• 
• This is made from a weakened form of a pathogen.

• 
• Only antibody A will bind to the antigens on this pathogen.

•