4th Grade Body Systems

What is a BODY SYSTEM?

• a group of body organs or structures that together perform one or more vital functions

• a bunch of organs

• a group of organs that are close to each other

Tags

NGSS.MS-LS1-3

Which of these is NOT a body system?

• Skeletal

• Muscular

• Nervous

• Blood

Tags

NGSS.MS-LS1-3

Which is an example of an organ?

(there may be more than 1 answer)

• heart

• liver

• cell

• tissue

What is a cell?

• the smallest structural and functional unit of an organism

• something small and living

• a bacteria

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which is a cell?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-1

What is tissue? (there might be more than 1 answer)

• any of the distinct types of material of which animals or plants are made

• something I blow my nose with

• a group of cells

Tags

NGSS.MS-LS1-3

Which picture is a tissue?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-1

Nerves are ____________________.

• fibers that send and recieves impulses of sensation to the brain or spinal cord

• awesome

• bacteria living in our body

Tags

NGSS.MS-LS1-3

Virus is _________________________.

• an infective agent that cannot be seen in a microscope and multiplies only in living cells

• something that pops up on my computer

• living cells working together to perform a function

What is a disease? (there may be more than 1 answer)

• a disorder of structure in a human, animal, or plant, that produces symptoms

• a sickness found in my body

• an illness