Immune System (Entree)

The _________ is considered a first line of defense for the human immune system.

_____ are proteins produced by the body to slow, clump and damage foreign particles (pathogens).

What are the different types of pathogens?

• bacteria, fungi, protists and parasites

• bacteria, viruses and parasites

• bacteria, viruses, fungi, protists and parasites

• bacteria and viruses only

Which of the following are ways that pathogens can enter the body?

• Direct contact such as touching an infected surface or breathing in infected air from someone coughing.

• Indirect contact such as kissing an infected person or hand shaking.

• Direct contact such as hand shaking and/or indirect contact such as breathing in infected air after someone sneezes or coughs.

• None of the answer choices are correct.

The picture below illustrates one internal part of the body’s immune system. What process is illustrated in the picture?  

• a skin cell destroying germs.
• inflammation near an opened wound
• a white blood cell destroying pathogens
• mucus in the lungs destroying pathogens

Tags

NGSS.MS-LS1-3

 Like all other body systems, the immune system helps the body maintain homeostasis.  Which statement best describes how the immune system does this?  

• it protects other organs and tissues from infection and disease
• it breaks down food to provide cells with nutrients
• it gathers information through the senses and controls all other body systems
•  it transports oxygen and carbon dioxide

Tags

NGSS.HS-LS1-3

What do antibodies attach to on the pathogen?

• Anti inflammatory
• Antigens
• Antiseptic
• Antibodies

What is an example of passive immunity? Select all that apply.

• A) mother's milk

• B) genetics

• C) previous flu infection

• D) vaccinations

• B & D only

Many body systems work to produce non-specific responses to pathogens. Compare non-specific responses to specific responses and give an example of each.

The main organs of the immune system are the thymus, bone marrow, spleen, lymph nodes, __________ and blood vessels.