Innate Immunity

The response to an infection. Causes the area to redden, swell, and feel warm.

• Fever

• Mucus

• Dilation

• Inflammation

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

Tags

NGSS.HS-LS1-3

Which is NOT considered FIRST line of defense?

• Helper T-Cells

• Skin

• Hair

• Mucous Membranes

What are the two types of immune systems?

• Acquired & Adaptive
• Innate & Acquired
• Innate & Autoimmune
• Red & White Blood Cells

What is phagocytosis?

• WBCs

• When a cells eat other cells

• When a cell collapses

• When a cell releases nutrients

Which of the following secretes histamine?

• B cells
• macrophages
• neutrophils
• mast cells

The innate immune system is...

• Always working and doesn't require any special preparation

• Needs to be "primed" before it can work to its full effectiveness

• Very specific and only defends against a specific pathogen

• Not very effective at preventing intruders

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

• Mucous Lining

• Blood

• Stomach Acid

• Skin

What is the function of innate immune response?

• Act very rapid as a first line of defense to eliminate the infection
• Trap microbes so they cannot spread in our body freely
• Coordinate and support adaptive immunity
• All of the above

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

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