Blood Composition

Blood is a __ that circulates around through the body.

• plasma
• tissue
• marrow
• rbc

Hemoglobin is found in rbc's and carry oxygen and carbon dioxide.

• true
• false

Hemoglobin is a (an) __ containing protein. 

• magnesium
• calcium
• iron
• sodium

Red blood cells have a nucleus. 

• true
• false

White blood cells are the only blood cells that contain DNA. 

• true
• false

Arteries carry blood __ the heart. 

• away from 
• toward

Veins carry blood __ from the heart. 

• away from 
• toward

What is made in the bone marrow? 

• blood cells
• plasma
• nutrients

Blood has how many parts?

• 1
• 2
• 3
• 4

These blood cells are the protectors and help fight off disease.

• Red blood cells
• White blood cells
• Plasma
• Platelets 

Tags

NGSS.MS-LS1-3