Brainpop Blood

In what way is blood the body's liquid messenger?

• it delivers electrical messages from the brain to the body
• it delivers nutrients & oxygen to the body's cells
• it carries nutrients from stomach to intestines
• it delivers chemical messages to the body's organs

If you wanted to see red blood cells being created, where would you look?

• the heart
• the liver
• the lungs
• the bones

What can you infer about plasma from the fact that it's almost completely clear?

• it's mostly made of water
• it contains oxygen
• it fights infections
• it cannot be found in the bloodstream

What is an erythrocyte?

• T-cell
• red blood cell
• plasma cell
• white blood cell

Tags

NGSS.MS-LS1-2

What can you conclude about an erythrocyte that's bright red in color?

• it's helping your body heal a cut
• it's fighting a pathogen
• it's full of oxygen
• it's on its way to the lungs to pick up more oxygen

How does a red blood cell attach oxygen to itself?

• with plasma
• with hemoglobin
• with erythrocytes
• with platelets

How do white blood cells compare to red blood cells?

• WBCs contain more oxygen than RBCs
• there are more WBCs than RBCs
• WBCs are smaller than RBCs
• WBCs are bigger than RBCs

How do some white blood cells fight invading germs?

• they force them out of the bloodstream
• they envelope them
• they stun them with special chemicals
• they attach oxygen to them

What is the main function of platelets?

• delivering oxygen to the body's organs
• fighting invading germs
• helping your blood clot
• preventing your blood form coagulating (clotting)

If you were short a pint of blood, how much blood would you have in your body?

• 10 pints
• 9 pints
• 5 pints
• 4 pints