Review

Chemical that causes the blood vessels around the infection to dilate (expand) so that more blood can flow to the infection

• Stomach acid

• Mucus

• Epithelial cells

• Histamines

Which is NOT considered FIRST line of defense?

• Helper T-Cells

• Skin

• Hair

• Mucous Membranes

Which of the following secretes histamine?

• B cells
• macrophages
• neutrophils
• mast cells

This sticky fluid traps any pathogens that try and get in our body

• Mucous Lining

• Blood

• Stomach Acid

• Skin

What category of immune response would sneezing and mucus production fall under?

• Innate Immunity
• Acquired Immunity
• Humoral Immunity
• Cell Mediated Immunity

Cells that provide a physical barrier to resist pathogen invasion, as well as secrete protective substances to discourage the accumulation of pathogens.

• Macrophages

• White blood cells

• Epithelial cells

• Helper T Cells

How does the cytotoxic T cell fight pathogens?

• It causes cells to undergo apoptosis

• It causes cells to take in pathogens

• It causes cells to turn toxic

Which cell participates in the cell mediated response and the humoral response?

• Bacteriophage cell

• Helper T cell

• Helper B cell

What is the function of the lymphatic system?

• Drains tissue fluids, waste products & flights against infection.
• Prevent swelling
• Removes toxins & waste 
• Fights against infection 

Cells that capture antigens in the epidermis and deliver & present them to lymph nodes

• Dendritic cells

• Neutrophils

• T cells

• plasma cells