Circulatory System LS

The liquid portion of the blood is referred to as:

• Plasma
• Erythrocytes
• Water
• Leukocytes

What part of blood is responsible for fighting infections?

• Red Blood Cells
• White Blood Cells
• Platelets
• Plasma

What does blood transport?

• Nutrients
• Oxygen 
• Carbon Dioxide
• All of the above

Tags

NGSS.HS-LS2-5

What part of blood is responsible for carrying oxygen and carbon dioxide to body cells?

• Red Blood Cells
• White Blood Cells
• Platelets
• Plasma

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

Tags

NGSS.MS-LS1-3

How many types of blood vessels are in our body?

• 1
• 2
• 3
• 4

Arteries carry oxygen rich blood away from the heart.

• True

• False

Veins carry oxygen poor blood back to the heart.

• False

• True

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

The heart is about the size and shape of your . . .

• head

• fist

• hand

• foot