Innate Immunology

Refers to particles that are part of the body.

Refers to Particles that are foreign to human body and are harmful.

Act like a name tag for pathogens.

• Chemokines

• Cytokines

• Antigens

• White blood cell

Molecules used for cell signaling, or cell to cell communication.

• Cytokines

• Chemokines

• Antigens

• White blood cell

Below are examples of physical barriers, except for ___

• Cilia

• Skin

• Eyelashes

• Saliva

Below are examples of defense mechanisms, except for __

• Body hair

• Mucus

• Secretions

• Sweat

Inflammation brings immune cells to the site of an infection by decreasing blood flow to the area.

• True

• False

Which of the following statements is TRUE about innate immune system?

• Innate immune system is a slow response.

• Innate immune system is pathogen-specific.

• It is activated by the presence of antigen.

• None of the above

Choose the cells involve in innate immune system

• Phagocytes

• Macrophages

• B-Cell

• Mast cell

• RBC

Engulf and destroy viruses and bacteria

• Phagocytes

• Mast cells

• Neutrophils

• Eosinophils