Introduction to Immune System

Match the following organs with their role in the immune system.

• Remove pathogens from mucosa

• Thymus

• Source of all cellular elements in blood

• Mucosa-Associated Lymphoid Tissue

• Immunologic filter of blood

• Bone marrow

• Produces mature T-cells

• Lymph nodes

• Immunologic filter for interstitial lymp

• Spleen

Organize these options into the right immune system categories

Groups:

(a) Innate Immunity

,

(b) Adaptive Immunity

• Fast

• Slow

• Long term memory

• T-cells

• Mast cells

• Specific

• No memory

• Macrophages

• Nonspecific

• B-cells

Which of the following is considered a type of active immunity?

• Physical barriers

• Chemical barriers

• Vaccinations

• IV immunoglobulins

Match the following antibody type with their function.

• Involved in allergic reactions

• IgG

• Provides long-term immunity

• IgA

• 1st line of defense/early immunity

• IgD

• Activates complement system

• IgM

• Regulates B cell activation

• IgE

Which cell of the immune system produces immunoglobulins?

• T-cells

• B-cells

• Macrophages

• Eosinophils

(T/F) Some level of autoimmunity is necessary for immune development

• True

• False

Which of the following is NOT a risk of immunosuppression?

• New infections

• Reactivating viral infections

• Certain types of cancer

• Decreased bone density