Immunity Lesson 1 Quiz

What is a protective protein produced by the immune system?

• Antibody
• Antibiotic
• Antigen
• Antimicrobial

Cells that ingest pathogens are

• plasma cells
• phagocytic cells
• helper T cells
• antibodies

Tags

NGSS.MS-LS1-3

What is your immune system?

• a pathogen you catch

• none of the above

• a flu shot

• body's protection against diseases

The barriers of your immune system include all the following except?

• skin

• your hands

• saliva

• eye balls

After an initial infection, B-cells recognize the measles virus. How is this helpful in human immune response? 

• The B-cells use this recognition to defend the body against other pathogens, such as bacteria.
•  The B-cells more quickly recognize and respond to any other virus that invades the body.
• The B-cells produce antibodies more quickly if the measles virus is encountered again.
• The B-cells transfer this recognition to T-cells, which will then devour the viruses.

Antibiotics destroy

• Bacteria
• Viruses
• Parasites

The skin, mucous membranes, natural secretions, and natural flora are all part of the

• First line of defense

• Second line of defense

• Third line of defense

How do vaccines help to fight infection?

• the body creates memory cells that stay in the blood to fight infection if they are exposed again
• the body creates brain cells that stay in the blood to fight infection if they are exposed again
• the body creates antibiotics that stay in the blood to fight infection if they are exposed again

Which is an example of passive immunity?

• people being vaccinated against disease
• people taking vitamins to boost their immune response
• people receiving antibodies from their mothers before birth
• people producing antibodies against organisms that cause diseases they have had previosuly

HIV is spread through

• droplet infection
• direct contact
• blood and bodily fluids