Body Systems Part 2

What is the main function of the excretory system?

• to collect and remove wastes from the body
• to strengthen skeletal muscles
• to protect the nervous system
• to bring oxygen to body cells

What is #2?

• Kidney
• Ureters
• Bladder
• Urethra

What is #3?

• Kidney
• Ureters
• Bladder
• Urethra

What is #1?

• Kidney
• Ureters
• Bladder
• Urethra

What is #4?

• Kidney
• Ureter
• Bladder
• Urethra

What do scientists call bacteria and viruses that can make people sick?  

• diseases
• vaccines
• antibodies
• pathogens

 Liz notices that shortly after cutting her arm accidentally the area around the cut is turning red and feeling hot.  Which immune system defense is Liz experiencing?  

• inflammation
• white blood cell clotting
• skin
• fever

There are more than one type of blood cell.
True Or False

• True
• False

Tags

NGSS.MS-LS1-1

Vaccines trigger the body to produce...

• antigens

• killer t-cells

• fever

• antibodies

Which of the following statements are TRUE about vaccinations? (There is more than one!)

• Allow B cells to make antibodies for any type of antigen the body comes in contact with.

• Triggers the body to make memory cells for specific pathogens.

• They are substances prepared from killed or weakened pathogens.

• Always allows the body to resist an infectious disease any time it comes into contact with it.

Tags

NGSS.MS-LS2-4