immune system

Whats another name for White Blood Cells?

• Lymphocytes

• Leukocytes

• Plasma Cells

• Memory Cells

Which cells engulf the pathogens?

• Macrophages

• B Cells

• White Blood Cells

• Plasma Cells

What are memory T Cells?

• The kills infected body cells

• They help the immune system respond quicker if the same pathogen enters the body again

• They signal B Cells

• They cause Inflammation

What is immunity?

• The body's ability to produce cells that inactivate foreign cells or substances.
• The body's ability to regulate homeostasis through feedback loops. 
• The body's ability to produce the "fight or flight" response.
• The body's ability to use the endocrine system to fight disease.

True or false: The lymphatic vessels are directly connected to the blood vessels

• True

• False

What is the role of antibodies in the immune system?

• To actively destroy pathogens

• To mark pathogens that need to be destroyed by T-cells

• To safeguard the body against being destroyed by its own immune system

• To bind to B-cells, helping them in their support of T-cells

What is the first line of defense your body has against pathogens?

• B-lymphocytes

• Antibodies

• Antigens

• Skin and mucus

Which are germs?

• viruses

• bacteria

• fungi

• all of them

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What do memory cells do?

• Kills the virus

• Eats the virus

• Patrol the area and make the immune system work faster next time.

• Makes antibodies

What do B cells produce?

• antigens

• macrophages

• T cells

• antibodies